openings by moves report - city chess · pdf filemovelist fullname caxton id eco 1.c4 c5 2.nf3...

Openings by Moves ReportCaxton Named Openings

Compiled by Eric Schiller Saturday, April 19, 2003

MoveList Fullname ECO Caxton ID1.a3 A00 49

Anderssen Opening: General: , 1.a3 a5 2.b4 A00 50

Anderssen Opening: Polish Gambit: , 1.a3 e5 2.h3 d5 A00 342

Creepy Crawly Formation: Classical Defense: , 1.a4 A00 2680

Ware Opening: General: , 1.a4 b5 2.axb5 Bb7 A00 2682

Ware Opening: Wing Gambit: , 1.a4 b6 2.d4 d5 3.Nc3 Nd7 A00 2679

Ware Opening: Cologne Gambit: , 1.a4 e5 2.a5 d5 3.e3 f5 4.a6 A00 2681

Ware Opening: Ware Gambit: , 1.b3 A01 1416

Nimzo-Larsen Attack: General: , 1.b3 b6 A01 1424

Nimzo-Larsen Attack: Symmetrical Variation: , 1.b3 c5 A01 1415

Nimzo-Larsen Attack: English Variation: , 1.b3 d5 A01 1413

Nimzo-Larsen Attack: Classical Variation: , 1.b3 e5 A01 1418

Nimzo-Larsen Attack: Modern Variation: , 1.b3 e5 2.Bb2 Nc6 3.f4 A01 1421

Nimzo-Larsen Attack: Paschmann Gambit: , 1.b3 e6 2.Bb2 f5 3.e4 A01 1422

Nimzo-Larsen Attack: Ringelbach Gambit: , 1.b3 f5 A01 1414

Nimzo-Larsen Attack: Dutch Variation: , 1.b3 Nf6 A01 1417

Nimzo-Larsen Attack: Indian Variation: , 1.b3 Nf6 2.Bb2 g6 3.g4 A01 1423

Nimzo-Larsen Attack: Spike Variation: , 1.b4 A00 1545

Polish Opening: General: , 1.b4 c5 A00 1543

Polish Opening: Birmingham Gambit: , 1.b4 c6 A00 1550

Polish Opening: Outflank Variation: , 1.b4 c6 2.Bb2 a5 3.b5 cxb5 4.e4 A00 1552

Polish Opening: Schuehler Gambit: , 1.b4 d5 2.Bb2 c6 3.a4 A00 2780

Polish Opening: Myers Variation: , 1.b4 e5 2.a3 A00 1544

Polish Opening: Bugayev Attack: , 1.b4 e5 2.Bb2 c5 A00 1555

Polish Opening: Wolferts Gambit: , 1.b4 e5 2.Bb2 f6 3.e4 A00 1553

Polish Opening: Tartakower Gambit: , 1.b4 e5 2.Bb2 f6 3.e4 Bxb4 4.Bc4 Nc6 5.f4 Qe7 6.f5 g6 A00 1554

Polish Opening: Tartakower Gambit: Brinckmann Variation,

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MoveList Fullname Caxton ID ECO1.b4 Nc6 A00 1546

Polish Opening: Grigorian Variation: , 1.b4 Nh6 A00 1548

Polish Opening: Karniewski Variation: , 1.c3 A00 1890

Saragossa Opening: General: , 1.c4 A10 464

English Opening: General: , 1.c4 b5 A10 467

English Opening: Halibut Gambit: , 1.c4 c5 A30 519

English Opening: Symmetrical Variation: General, 1.c4 c5 2.b4 A30 532

English Opening: Wing Gambit: , 1.c4 c5 2.Nc3 A34 523

English Opening: Symmetrical Variation: Normal Variation, 1.c4 c5 2.Nc3 Nc6 A35 528

English Opening: Symmetrical Variation: Two Knights Variation, 1.c4 c5 2.Nc3 Nc6 3.g3 A36 516

English Opening: Symmetrical Variation: Fianchetto Variation, 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 A36 525

English Opening: Symmetrical Variation: Symmetrical Variation, 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e3 e5 A36 511

English Opening: Symmetrical Variation: Botvinnik System Reversed, 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e4 A36 510

English Opening: Symmetrical Variation: Botvinnik System, 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 A37 527

English Opening: Symmetrical Variation: Two Knights Line, 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 e5 A37 512

English Opening: Symmetrical Variation: Botvinnik System Reversed, 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6 A38 518

English Opening: Symmetrical Variation: Full Symmetry Line, 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6 6.O-O O-O 7.b3 A38 513

English Opening: Symmetrical Variation: Double Fianchetto, 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6 6.O-O O-O 7.d3 A38 514

English Opening: Symmetrical Variation: Duchamp Variation, 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6 6.O-O O-O 7.d4 A39 521

English Opening: Symmetrical Variation: Mecking Variation, 1.c4 c5 2.Nc3 Nc6 3.Nf3 Nf6 A35 517

English Opening: Symmetrical Variation: Four Knights Variation, 1.c4 c5 2.Nc3 Nf6 3.g3 A34 515

English Opening: Symmetrical Variation: Fianchetto Variation, 1.c4 c5 2.Nc3 Nf6 3.g3 d5 4.cxd5 Nxd5 5.Bg2 Nc7 A34 524

English Opening: Symmetrical Variation: Rubinstein Variation, 1.c4 c5 2.Nc3 Nf6 3.Nf3 d5 4.cxd5 Nxd5 A34 526

English Opening: Symmetrical Variation: Three Knights Variation, 1.c4 c5 2.Nf3 Nf6 3.b4 A30 522

English Opening: Symmetrical Variation: Napolitano Gambit, 1.c4 c5 2.Nf3 Nf6 3.d4 A31 506

English Opening: Symmetrical Variation: Anti-Benoni Variation, 1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 e6 A32 508

English Opening: Symmetrical Variation: Anti-Benoni Variation, Spielmann Defense1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 e6 5.Nc3 Nc6 A33 509

English Opening: Symmetrical Variation: Anti-Benoni Variation, Spielmann Defense1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 e6 5.Nc3 Nc6 6.g3 Qb6 A33 507

English Opening: Symmetrical Variation: Anti-Benoni Variation, Geller Variation

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MoveList Fullname Caxton ID ECO1.c4 c5 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 A30 520

English Opening: Symmetrical Variation: Hedgehog Defense, 1.c4 c6 A11 458

English Opening: Anglo-Slav Variation: General, 1.c4 d5 A10 455

English Opening: Anglo-Scandinavian Defense: General, 1.c4 d5 2.cxd5 e6 A10 456

English Opening: Anglo-Scandinavian Defense: Loehn Gambit, 1.c4 d5 2.cxd5 Nf6 A10 457

English Opening: Anglo-Scandinavian Defense: Schulz Gambit, 1.c4 d5 2.cxd5 Qxd5 3.Nc3 Qa5 A10 2739

English Opening: Anglo-Scandinavian Defense: Malvinas Variation, 1.c4 e5 A20 485

English Opening: King's English Variation: General, 1.c4 e5 2.e3 Nf6 3.f4 exf4 4.Nf3 A20 2727

English Openings: King's English: Kahiko-Hula Gambit, 1.c4 e5 2.g3 h5 A20 461

English Opening: Drill Variation: , 1.c4 e5 2.Nc3 A21 493

English Opening: King's English Variation: Reversed Sicilian, 1.c4 e5 2.Nc3 Bb4 A21 489

English Opening: King's English Variation: Kramnik-Shirov Counter, 1.c4 e5 2.Nc3 d6 3.g3 Be6 4.Bg2 Nc6 A21 497

English Opening: King's English Variation: Troger Defense, 1.c4 e5 2.Nc3 d6 3.g3 c6 A21 488

English Opening: King's English Variation: Keres Defense, 1.c4 e5 2.Nc3 d6 3.Nf3 A21 486

English Opening: King's English Variation: General Variation, 1.c4 e5 2.Nc3 d6 3.Nf3 Bg4 A21 494

English Opening: King's English Variation: Smyslov Defense, 1.c4 e5 2.Nc3 Nc6 A25 492

English Opening: King's English Variation: Reversed Closed Sicilian, 1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 A25 495

English Opening: King's English Variation: Taimanov Variation, 1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 A25 473

English Opening: King's English Variation: Closed System, 1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 A26 474

English Opening: King's English Variation: Closed System, Full Symmetry1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.e4 A26 470

English Opening: King's English Variation: Botvinnik System, 1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e3 d6 6.Nge2 Be6 A25 472

English Opening: King's English Variation: Bremen-Hort Variation, 1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Rb1 A25 487

English Opening: King's English Variation: Hungarian Attack, 1.c4 e5 2.Nc3 Nc6 3.Nf3 A27 496

English Opening: King's English Variation: Three Knights System, General1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 A28 480

English Opening: King's English Variation: Four Knights Variation, General1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.a3 A28 481

English Opening: King's English Variation: Four Knights Variation, Korchnoi Line1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.d3 A28 479

English Opening: King's English Variation: Four Knights Variation, Flexible Line1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.d4 e4 A28 477

English Opening: King's English Variation: Four Knights Variation, Bradley Beach Variation1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.d4 exd4 5.Nxd4 Bb4 6.Bg5 h6 7.Bh4 Bxc3+ 8.bxc3 Ne5 A28 475

English Opening: King's English Variation: Four Knights Variation,

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MoveList Fullname Caxton ID ECO1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.e3 A28 484

English Opening: King's English Variation: Four Knights Variation, Quiet Line1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.e3 Bb4 5.Qc2 Bxc3 A28 482

English Opening: King's English Variation: Four Knights Variation, Quiet Line1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.e3 Bb4 5.Qc2 O-O 6.Nd5 Re8 7.Qf5 A28 483

English Opening: King's English Variation: Four Knights Variation, Quiet Line1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.e4 A28 476

English Opening: King's English Variation: Four Knights Variation, Botvinnik Line1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.g3 A29 478

English Opening: King's English Variation: Four Knights Variation, Fianchetto Lines1.c4 e5 2.Nc3 Nf6 A22 500

English Opening: King's English Variation: Two Knights' Variation, General1.c4 e5 2.Nc3 Nf6 3.f4 A25 2737

English Opening: King's English: Mazedonisch, 1.c4 e5 2.Nc3 Nf6 3.g3 A22 498

English Opening: King's English Variation: Two Knights' Variation, Fianchetto Line1.c4 e5 2.Nc3 Nf6 3.g3 Bb4 A22 503

English Opening: King's English Variation: Two Knights' Variation, Smyslov System1.c4 e5 2.Nc3 Nf6 3.g3 c6 A23 501

English Opening: King's English Variation: Two Knights' Variation, Keres Variation1.c4 e5 2.Nc3 Nf6 3.g3 d5 A22 502

English Opening: King's English Variation: Two Knights' Variation, Reversed Dragon1.c4 e5 2.Nc3 Nf6 3.g3 g6 A24 499

English Opening: King's English Variation: Two Knights' Variation, Fianchetto Lines1.c4 e5 2.Nc3 Nf6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.e4 O-O 7.Nge2 c6 8.O-O a6 A26 471

English Opening: King's English Variation: Botvinnik System, Prickly Pawn Pass System1.c4 e5 2.Nc3 Nf6 3.Nf3 e4 4.Ng5 b5 A22 469

English Opening: King's English Variation: Bellon Gambit, 1.c4 e5 2.Nc3 Nf6 3.Nf3 e4 4.Ng5 Ng4 468

English Opening: King's English: Erbenheimer Gambit, 1.c4 e5 2.Nf3 A20 490

English Opening: King's English Variation: Nimzowitsch Variation, General1.c4 e5 2.Nf3 e4 A20 491

English Opening: King's English Variation: Nimzowitsch-Flohr Variation, 1.c4 e6 A13 423

English Opening: Agincourt Defense: , 1.c4 e6 2.d4 b6 A10 462

English Opening: English Defense: General, 1.c4 e6 2.d4 b6 3.e4 Bb7 4.Bd3 Nc6 A40 420

English Defense: Perrin Variation: , 1.c4 e6 2.d4 b6 3.e4 Bb7 4.f3 f5 5.exf5 Nh6 A40 421

English Defense: Poli Gambit: , 1.c4 e6 2.d4 b6 3.Nc3 Bb7 4.e4 f5 5.d5 A40 419

English Defense: Hartlaub Gambit: Declined, 1.c4 e6 2.d4 b6 3.Nc3 Bb7 4.e4 f5 5.exf5 Nf6 A40 418

English Defense: Hartlaub Gambit: Accepted, 1.c4 e6 2.d4 e5 A40 803

Horwitz Defense: Zilbermints Gambit: , 1.c4 e6 2.Nf3 d5 A13 426

English Opening: Agincourt Defense: King's Knight, 1.c4 e6 2.Nf3 d5 3.b3 Nf6 4.Bb2 c5 5.e3 A13 432

English Opening: Agincourt Defense: Wimpy System, 1.c4 e6 2.Nf3 d5 3.g3 A13 424

English Opening: Agincourt Defense: Agincourt Variation, 1.c4 e6 2.Nf3 d5 3.g3 c6 A13 427

English Opening: Agincourt Defense: Kurajica Defense,

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MoveList Fullname Caxton ID ECO1.c4 e6 2.Nf3 d5 3.g3 Nf6 A13 428

English Opening: Agincourt Defense: Neo Catalan, 1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.O-O A14 430

English Opening: Agincourt Defense: Neo Catalan Declined, 1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.O-O c5 6.cxd5 Nxd5 7.Nc3 Nc6 A14 425

English Opening: Agincourt Defense: Keres Defense, 1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 dxc4 A13 429

English Opening: Agincourt Defense: Neo Catalan Accepted, 1.c4 e6 2.Nf3 Nf6 3.g3 a6 4.Bg2 b5 A13 431

English Opening: Agincourt Defense: Romanishin Gambit, 1.c4 f5 A10 433

English Opening: Anglo-Dutch Defense: , 1.c4 f5 2.e4 A10 434

English Opening: Anglo-Dutch Defense: Hickmann Gambit, 1.c4 f5 2.e4 fxe4 3.Nc3 Nf6 4.g4 A10 505

English Opening: Porcupine Variation: , 1.c4 f5 2.g4 A10 531

English Opening: Wade Gambit: , 1.c4 f5 2.Nf3 d6 3.e4 A10 435

English Opening: Anglo-Dutch Variation: Chabanon Gambit, 1.c4 g5 2.d4 Bg7 A10 504

English Opening: Myers Variation: , 1.c4 g5 2.d4 e5 A10 533

English Opening: Zilbermints Gambit: , 1.c4 g6 A10 466

English Opening: Great Snake Variation: , 1.c4 g6 2.e4 e5 A10 422

English Opening: Adorjan Defense: , 1.c4 Nc6 A10 454

English Opening: Anglo-Lithuanian Variation: , 1.c4 Nf6 A15 447

English Opening: Anglo-Indian Defense: Mikenas-Carls Variation, 1.c4 Nf6 2.Nc3 A16 451

English Opening: Anglo-Indian Defense: Queen's Knight Variation, 1.c4 Nf6 2.Nc3 d5 A16 465

English Opening: Golombek Defense: , 1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.g3 g6 5.Bg2 Nb6 A16 437

English Opening: Anglo-Indian Defense: Anglo-Gruenfeld Variation, 1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.g3 g6 5.Bg2 Nxc3 A16 436

English Opening: Anglo-Indian Defense: Anglo-Gruenfeld Variation, 1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.Nf3 A16 438

English Opening: Anglo-Indian Defense: Anglo-Gruenfeld Variation, 1.c4 Nf6 2.Nc3 e6 A17 445

English Opening: Anglo-Indian Defense: Hedgehog System, 1.c4 Nf6 2.Nc3 e6 3.e4 A18 441

English Opening: Anglo-Indian Defense: Flohr-Mikenas-Carls Variation, 1.c4 Nf6 2.Nc3 e6 3.e4 c5 A19 443

English Opening: Anglo-Indian Defense: Flohr-Mikenas-Carls Variation, 1.c4 Nf6 2.Nc3 e6 3.e4 c5 4.e5 Ng8 A19 444

English Opening: Anglo-Indian Defense: Flohr-Mikenas-Carls Variation, Nei Gambit1.c4 Nf6 2.Nc3 e6 3.e4 d5 4.e5 A18 440

English Opening: Anglo-Indian Defense: Flohr-Mikenas-Carls Variation, 1.c4 Nf6 2.Nc3 e6 3.e4 Nc6 A18 442

English Opening: Anglo-Indian Defense: Flohr-Mikenas-Carls Variation, 1.c4 Nf6 2.Nc3 e6 3.Nf3 b6 A17 449

English Opening: Anglo-Indian Defense: Queens Indian Formation,

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MoveList Fullname Caxton ID ECO1.c4 Nf6 2.Nc3 e6 3.Nf3 b6 4.e4 Bb7 5.Bd3 A17 450

English Opening: Anglo-Indian Defense: Queens Indian Variation, 1.c4 Nf6 2.Nc3 e6 3.Nf3 Bb4 A17 448

English Opening: Anglo-Indian Defense: Nimzo-English Opening, 1.c4 Nf6 2.Nc3 e6 3.Nf3 Bb4 4.g4 A18 453

English Opening: Anglo-Indian Defense: Zviagintsev-Krasenkov Attack, 1.c4 Nf6 2.Nc3 g6 3.Nf3 Bg7 4.e4 A17 439

English Opening: Anglo-Indian Defense: Anti-Anti-Gruenfeld, 1.c4 Nf6 2.Nf3 A15 446

English Opening: Anglo-Indian Defense: King's Knight Variation, 1.c4 Nf6 2.Nf3 e6 3.g3 a6 A11 452

English Opening: Anglo-Indian Defense: Romanishin Variation, 1.d3 A00 1281

Mieses Opening: General: , 1.d3 e5 A00 1282

Mieses Opening: Reversed Rat: , 1.d3 g6 2.g4 A00 1283

Mieses Opening: Myers Spike Attack: , 1.d4 A40 1623

Queen Pawn Opening: General: , 1.d4 a6 2.c4 b5 3.e4 e6 4.cxb5 axb5 A40 2530

St. George Defense: St. Georgs Gambit: , 1.d4 b5 A40 1541

Polish Defense: General: , 1.d4 b5 2.e4 Bb7 3.Bxb5 A40 1542

Polish Defense: Spassky Gambit: Accepted, 1.d4 b6 A40 1593

Queen Pawn Game: Queen Fianchetto: , 1.d4 b6 2.c4 Bb7 3.Nc3 e5 A40 416

English Defense: Eastbourne Gambit: , 1.d4 c5 A43 99

Benoni Defense: General: , 1.d4 c5 2.b4 A43 124

Benoni Defense: Zilbermints Benoni Gambit: , 1.d4 c5 2.d5 d6 A43 111

Benoni Defense: Old Benoni: , 1.d4 c5 2.d5 d6 3.Nc3 g6 A43 114

Benoni Defense: Old Benoni: Schmid Variation, 1.d4 c5 2.d5 e5 A44 112

Benoni Defense: Old Benoni: Pawn Thrust, 1.d4 c5 2.d5 e5 3.e4 d6 A44 113

Benoni Defense: Old Benoni: Russian Variation, 1.d4 c5 2.d5 e6 3.e4 A43 97

Benoni Defense: Franco-Sicilian Defense: , 1.d4 c5 2.d5 f5 A43 115

Benoni Defense: Old Benoni Defense: Clarendon Court Variation, 1.d4 c5 2.d5 f5 3.e4 A43 81

Benoni Defense: Benoni-Staunton Gambit: , 1.d4 c5 2.d5 Na6 A43 117

Benoni Defense: Snail Variation: , 1.d4 c5 2.d5 Nf6 A43 79

Benoni Defense: Benoni-Indian Defense: , 1.d4 c5 2.d5 Nf6 3.c4 Ne4 A56 121

Benoni Defense: Vulture Defense: , 1.d4 c5 2.d5 Nf6 3.Nc3 Qa5 A43 123

Benoni Defense: Woozle: ,

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MoveList Fullname Caxton ID ECO1.d4 c5 2.d5 Nf6 3.Nf3 A43 80

Benoni Defense: Benoni-Indian Defense: Kingside move order, 1.d4 c5 2.d5 Nf6 3.Nf3 c4 A43 100

Benoni Defense: Hawk Variation: , 1.d4 c5 2.dxc5 A43 78

Benoni Defense: Benoni Gambit Accepred: , 1.d4 c5 2.dxc5 b6 A43 90

Benoni Defense: Cormorant Gambit: , 1.d4 c5 2.dxc5 Na6 A43 77

Benoni Defense: Benoni Gambit: Schlenker Defense, 1.d4 c5 2.Nf3 cxd4 3.b4 A56 2742

Benoni Defense: Zilbermints-Benoni Gambit: , 1.d4 c5 2.Nf3 cxd4 3.b4 e5 A56 2743

Benoni Defense: Zilbermints-Benoni Gambit: Tamarkin Countergambit, 1.d4 c6 2.c4 d6 A41 1571

Queen Pawn Game: Anglo-Slav Opening: , 1.d4 d5 D00 1583

Queen Pawn Game: General: , 1.d4 d5 2.Bf4 D00 1596

Queen Pawn Game: Sarratt Attack: , 1.d4 d5 2.Bf4 c5 D00 1597

Queen Pawn Game: Steinitz Countergambit: , 1.d4 d5 2.Bf4 c5 3.e4 D00 1592

Queen Pawn Game: Morris Countergambit: , 1.d4 d5 2.Bg5 D00 1587

Queen Pawn Game: Levitsky Attack: , 1.d4 d5 2.Bg5 Bg4 D00 1589

Queen Pawn Game: Levitsky Attack: Welling Variation, 1.d4 d5 2.Bg5 h6 3.Bh4 c6 4.Nf3 Qb6 D00 1588

Queen Pawn Game: Levitsky Attack: Euwe Variation, Modern Line1.d4 d5 2.c4 D06 1625

Queen's Gambit: General: , 1.d4 d5 2.c4 b5 D06 1797

Queen's Gambit Refused: Zilbermints Gambit: , 1.d4 d5 2.c4 Bf5 D02 1778

Queen's Gambit Refused: Baltic Defense: , 1.d4 d5 2.c4 Bf5 3.cxd5 Bxb1 4.Qa4+ c6 5.dxc6 Nxc6 D31 1779

Queen's Gambit Refused: Baltic Defense: Argentinian Gambit, 1.d4 d5 2.c4 Bf5 3.Nc3 e6 4.Nf3 c6 D02 1781

Queen's Gambit Refused: Baltic Defense: Pseudo-Slav, 1.d4 d5 2.c4 Bf5 3.Nc3 e6 4.Nf3 Nc6 D02 1780

Queen's Gambit Refused: Baltic Defense: Pseudo-Chigorin, 1.d4 d5 2.c4 Bf5 3.Nc3 e6 4.Qb3 D02 1783

Queen's Gambit Refused: Baltic Defense: Queen Attack Deferred, 1.d4 d5 2.c4 Bf5 3.Qb3 D02 1782

Queen's Gambit Refused: Baltic Defense: Queen Attack, 1.d4 d5 2.c4 c5 D06 1775

Queen's Gambit Refused: Austrian Defense: , 1.d4 d5 2.c4 c5 3.cxd5 Nf6 D06 1776

Queen's Gambit Refused: Austrian Defense: Gusev Countergambit, 1.d4 d5 2.c4 c5 3.cxd5 Nf6 4.e4 Nxe4 5.dxc5 Qa5+ D06 1777

Queen's Gambit Refused: Austrian Defense: Haberditz Variation, 1.d4 d5 2.c4 c5 3.dxc5 d4 D06 1774

Queen's Gambit Refused: Austrian Attack: Salvio Countergambit, 1.d4 d5 2.c4 c6 D10 2330

Slav Defense: General: ,

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MoveList Fullname Caxton ID ECO1.d4 d5 2.c4 c6 3.cxd5 D10 2323

Slav Defense: Exchange Variation: , 1.d4 d5 2.c4 c6 3.e4 B12 2322

Slav Defense: Diemer Gambit: , 1.d4 d5 2.c4 c6 3.Nc3 dxc4 4.e4 D10 2336

Slav Defense: Slav Gambit: Alekhine Attack, 1.d4 d5 2.c4 c6 3.Nc3 e5 D10 2343

Slav Defense: Winawer Countergambit: , 1.d4 d5 2.c4 c6 3.Nc3 e5 4.e4 D10 2344

Slav Defense: Winawer Countergambit: Anti-Winawer Gambit, 1.d4 d5 2.c4 c6 3.Nf3 D11 2331

Slav Defense: Modern Line: , 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Bg5 D11 2308

Slav Defense: Bonet Gambit: , 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.cxd5 cxd5 D13 2324

Slav Defense: Exchange Variation: , 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.cxd5 cxd5 5.Nc3 Nc6 6.Bf4 Bf5 D14 2326

Slav Defense: Exchange Variation: Symmetrical Line, 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.cxd5 cxd5 5.Nc3 Nc6 6.Bf4 Bf5 7.e3 e6 8.Qb3 Bb4 D14 2327

Slav Defense: Exchange Variation: Trifunovic Variation, 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 D11 2332

Slav Defense: Quiet Variation: , 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 Bf5 D12 2334

Slav Defense: Quiet Variation: Schallopp Defense, 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 Bf5 5.cxd5 cxd5 6.Nc3 D12 2325

Slav Defense: Exchange Variation: Schallopp Variation, 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 Bg4 D12 2333

Slav Defense: Quiet Variation: Pin Defense, 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nbd2 D11 2309

Slav Defense: Breyer Variation: , 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 D15 2341

Slav Defense: Three Knights Variation: , 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 a6 D15 2310

Slav Defense: Chameleon Variation: , 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 a6 5.c5 D15 2311

Slav Defense: Chameleon Variation: Advance System, 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 D15 2342

Slav Defense: Two Knights Attack: , 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 D16 2305

Slav Defense: Alapin Variation: , 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 D17 2312

Slav Defense: Czech Variation: , 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.e3 D18 2315

Slav Defense: Czech Variation: Classical System, 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.e3 e6 7.Bxc4 Bb4 8.O-O O-O 9.Qe2 D19 2316

Slav Defense: Czech Variation: Classical System, Main Line1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.e3 Na6 D18 2319

Slav Defense: Czech Variation: Lasker Variation, 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.Ne5 D17 2317

Slav Defense: Czech Variation: Krause Attack, 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.Ne5 e6 D17 2320

Slav Defense: Czech Variation: Wiesbaden Variation, 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.Ne5 e6 7.f3 Bb4 8.e4 D17 2321

Slav Defense: Czech Variation: Wiesbaden Variation, Sharp line1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.Ne5 Na6 7.e4 D17 2318

Slav Defense: Czech Variation: Krause Attack, Fazekas Gambit

of 97

MoveList Fullname Caxton ID ECO1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.Ne5 Nbd7 7.Nxc4 Qc7 8.g3 e5 D17 2314

Slav Defense: Czech Variation: Carlsbad Variation, 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.Nh4 D17 2313

Slav Defense: Czech Variation: Bled Attack, 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bg4 D16 2339

Slav Defense: Steiner Variation: , 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 e6 D16 2338

Slav Defense: Soultanbeieff Variation: , 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Na6 D16 2337

Slav Defense: Smyslov Variation: , 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.e3 D15 2307

Slav Defense: Alekhine Variation: , 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.e4 D15 2329

Slav Defense: Geller Gambit: , 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.e4 b5 6.e5 D15 2328

Slav Defense: Geller Gambit: , 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 g6 D15 2335

Slav Defense: Schlechter Variation: ,1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 Qb6 D15 2340

Slav Defense: Suchting Variation: , 1.d4 d5 2.c4 dxc4 D20 1651

Queen's Gambit Accepted: General: , 1.d4 d5 2.c4 dxc4 3.e3 D20 1663

Queen's Gambit Accepted: Old Variation: , 1.d4 d5 2.c4 dxc4 3.e3 e5 4.Bc4 exd4 5.Qb3 Qe7 6.a3 D20 1664

Queen's Gambit Accepted: Old Variation: Billinger Gambit, 1.d4 d5 2.c4 dxc4 3.e3 e5 4.Bc4 exd4 5.Qb3 Qe7 6.Kf1 D20 1666

Queen's Gambit Accepted: Old Variation: Korchnoi Gambit, 1.d4 d5 2.c4 dxc4 3.e3 e5 4.Bc4 exd4 5.Qb3 Qe7 6.Nd2 D20 1667

Queen's Gambit Accepted: Old Variation: Novikov Gambit, 1.d4 d5 2.c4 dxc4 3.e3 e5 4.Bc4 exd4 5.Qb3 Qe7 6.Nf3 D20 1665

Queen's Gambit Accepted: Old Variation: Christensen Gambit, 1.d4 d5 2.c4 dxc4 3.e4 D20 1669

Queen's Gambit Accepted: Saduleto Variation: , 1.d4 d5 2.c4 dxc4 3.e4 b5 D20 1632

Queen's Gambit Accepted: Central Variation: Greco Variation, 1.d4 d5 2.c4 dxc4 3.e4 c5 D20 1636

Queen's Gambit Accepted: Central Variation: Rubinstein Defense, 1.d4 d5 2.c4 dxc4 3.e4 c5 4.d5 b5 D20 1637

Queen's Gambit Accepted: Central Variation: Rubinstein Defense, Yefimov Gambit1.d4 d5 2.c4 dxc4 3.e4 c5 4.d5 Nf6 5.Nc3 b5 D20 1658

Queen's Gambit Accepted: Linares Variation: , 1.d4 d5 2.c4 dxc4 3.e4 e5 D20 1634

Queen's Gambit Accepted: Central Variation: McDonnell Defense, 1.d4 d5 2.c4 dxc4 3.e4 e5 4.Bxc4 D20 1633

Queen's Gambit Accepted: Central Variation: McDonnel Defense, Somov Gambit1.d4 d5 2.c4 dxc4 3.e4 Nc6 D20 1635

Queen's Gambit Accepted: Central Variation: Modern Defense, 1.d4 d5 2.c4 dxc4 3.e4 Nf6 D20 1631

Queen's Gambit Accepted: Central Variation: Alekhine System, 1.d4 d5 2.c4 dxc4 3.Nc3 c5 4.d5 Nf6 5.Nc3 e6 6.e4 exd5 7.e5 D24 1655

Queen's Gambit Accepted: Gunsberg Defense: Prianishenmo Gambit, 1.d4 d5 2.c4 dxc4 3.Nf3 D21 1660

Queen's Gambit Accepted: Normal Variation: , 1.d4 d5 2.c4 dxc4 3.Nf3 a6 D22 1627

Queen's Gambit Accepted: Alekhine Defense: ,

of 97

MoveList Fullname Caxton ID ECO1.d4 d5 2.c4 dxc4 3.Nf3 a6 4.e3 b5 D22 1629

Queen's Gambit Accepted: Alekhine Defense: Haberditz Variation, 1.d4 d5 2.c4 dxc4 3.Nf3 a6 4.e4 D21 1628

Queen's Gambit Accepted: Alekhine Defense: Borisenko-Furman Variation, 1.d4 d5 2.c4 dxc4 3.Nf3 b5 D21 1671

Queen's Gambit Accepted: Slav Gambit: , 1.d4 d5 2.c4 dxc4 3.Nf3 c5 D21 1654

Queen's Gambit Accepted: Gunsberg Defense: , 1.d4 d5 2.c4 dxc4 3.Nf3 c5 4.d5 Nf6 5.Nc3 e6 6.e4 exd5 7.e5 D24 1656

Queen's Gambit Accepted: Gunsberg Defense: Prianishenmo Gambit, 1.d4 d5 2.c4 dxc4 3.Nf3 e6 D21 1668

Queen's Gambit Accepted: Rosenthal Variation: , 1.d4 d5 2.c4 dxc4 3.Nf3 Nd7 D21 1653

Queen's Gambit Accepted: Godes Variation: , 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 D23 1652

Queen's Gambit Accepted: General Line: , 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 D25 1661

Queen's Gambit Accepted: Normal Variation: , 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 Be6 D25 1673

Queen's Gambit Accepted: Winawer Defense: , 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 Bg4 D25 1657

Queen's Gambit Accepted: Janowski-Larsen Variation: , 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 D26 1662

Queen's Gambit Accepted: Normal Variation: Traditional System, 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 D26 1638

Queen's Gambit Accepted: Classical Defense: , 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O D26 1644

Queen's Gambit Accepted: Classical Defense: Normal Lines, 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 D27 1643

Queen's Gambit Accepted: Classical Defense: Main Lines, 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.a4 D27 1645

Queen's Gambit Accepted: Classical Defense: Rubinstein Variation, 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.dxc5 Bxc5 D27 1650

Queen's Gambit Accepted: Furman Variation: , 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.e4 D27 1646

Queen's Gambit Accepted: Classical Defense: Russian Gambit, 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 D28 1639

Queen's Gambit Accepted: Classical Defense: Alekhine System, 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 b5 D28 1640

Queen's Gambit Accepted: Classical Defense: Alekhine System, Except Main Line1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 b5 8.Bb3 Bb7 D29 1641

Queen's Gambit Accepted: Classical Defense: Alekhine System, Main Line1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 b5 8.Bb3 Bb7 9.Rd1 Nbd7 10.Nc3 Bd6 D29 1642

Queen's Gambit Accepted: Classical Defense: Alekhine System, Smyslov Variation1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O cxd4 D26 1648

Queen's Gambit Accepted: Classical Defense: Steinitz Variation, Exchange Variation1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O Nc6 D26 1647

Queen's Gambit Accepted: Classical Defense: Steinitz Variation, Development Variation1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 g6 D25 1672

Queen's Gambit Accepted: Smyslov Variation: , 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.Nc3 D24 1670

Queen's Gambit Accepted: Showalter Variation: , 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.Nc3 a6 5.e4 D24 1630

Queen's Gambit Accepted: Bogoljubow Defense: , 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.Qa4+ D23 1659

Queen's Gambit Accepted: Mannheim Variation: ,

of 97

MoveList Fullname Caxton ID ECO1.d4 d5 2.c4 dxc4 3.Qa4+ D20 1626

Queen's Gambit Accepted: Accelerated Mannheim Variation: , 1.d4 d5 2.c4 e5 D08 1765

Queen's Gambit Refused: Albin Countergambit: , 1.d4 d5 2.c4 e5 3.dxe5 d4 4.e3 Bb4+ 5.Bd2 dxe3 D08 1771

Queen's Gambit Refused: Albin Countergambit: Lasker Trap, 1.d4 d5 2.c4 e5 3.dxe5 d4 4.Nf3 D08 1772

Queen's Gambit Refused: Albin Countergambit: Normal Line, 1.d4 d5 2.c4 e5 3.dxe5 d4 4.Nf3 c5 D08 1773

Queen's Gambit Refused: Albin Countergambit: Tartakower Defense, 1.d4 d5 2.c4 e5 3.dxe5 d4 4.Nf3 Nc6 5.g3 D09 1767

Queen's Gambit Refused: Albin Countergambit: Fianchetto Variation, 1.d4 d5 2.c4 e5 3.dxe5 d4 4.Nf3 Nc6 5.g3 Be6 D09 1768

Queen's Gambit Refused: Albin Countergambit: Fianchetto Variation, Be6 Line1.d4 d5 2.c4 e5 3.dxe5 d4 4.Nf3 Nc6 5.g3 Bf5 D09 1769

Queen's Gambit Refused: Albin Countergambit: Fianchetto Variation, Bf5 Liner1.d4 d5 2.c4 e5 3.dxe5 d4 4.Nf3 Nc6 5.g3 Bg4 D09 1770

Queen's Gambit Refused: Albin Countergambit: Fianchetto Variation, Bg4 Line1.d4 d5 2.c4 e5 3.dxe5 d4 4.Nf3 Nc6 5.Nbd2 D08 1766

Queen's Gambit Refused: Albin Countergambit: Alapin Variation, 1.d4 d5 2.c4 e6 D30 1688

Queen's Gambit Declined: General: , 1.d4 d5 2.c4 e6 3.Nc3 D31 1743

Queen's Gambit Declined: Queen's Knight Variation: , 1.d4 d5 2.c4 e6 3.Nc3 a6 D31 1699

Queen's Gambit Declined: Janowski Variation: , 1.d4 d5 2.c4 e6 3.Nc3 b6 D31 1674

Queen's Gambit Declined: Alapin Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Be7 D31 1682

Queen's Gambit Declined: Charousek (Petrosian) Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Be7 4.e4 dxe4 5.f3 D31 2740

Queen's Gambit Declined: Charousek (Petrosian) Variation: Miladinovic Gambit, 1.d4 d5 2.c4 e6 3.Nc3 c5 D32 2552

Tarrasch Defense: General: , 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 cxd4 D32 2558

Tarrasch Defense: Schara Gambit: , 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 cxd4 5.Qxd4 Nc6 6.Qd1 exd5 7.Qxd5 Be6 D32 2563

Tarrasch Defense: Von Hennig Gambit: , 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.dxc5 d4 6.Na4 b5 D32 2561

Tarrasch Defense: Tarrasch Gambit: , 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.e4 D32 2554

Tarrasch Defense: Marshall Gambit: , 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 D32 2562

Tarrasch Defense: Two Knights Variation: , 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.dxc5 d4 7.Na4 b5 D32 2553

Tarrasch Defense: Gruenfeld Gambit: , 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 D33 2557

Tarrasch Defense: Rubinstein System: , 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 c4 D33 2559

Tarrasch Defense: Swedish Variation: , 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 D33 2555

Tarrasch Defense: Prague Variation: , 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 D34 2556

Tarrasch Defense: Prague Variation: Main Line, 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O D34 2541

Tarrasch Defense: Classical Variation: ,

of 97

MoveList Fullname Caxton ID ECO1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.Bg5 D34 2544

Tarrasch Defense: Classical Variation: Carlsbad Variation, 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.Bg5 Be6 D34 2547

Tarrasch Defense: Classical Variation: Endgame Variation, 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.Bg5 Be6 10.Rc1 c4 D34 2543

Tarrasch Defense: Classical Variation: Bogoljubow Variation, 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.Bg5 c4 D34 2542

Tarrasch Defense: Classical Variation: Advance Variation, 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.Bg5 cxc4 10.Nxd4 D34 2551

Tarrasch Defense: Classical Variation: Spassky Variation, 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.Bg5 cxc4 10.Nxd4 D34 2548

Tarrasch Defense: Classical Variation: Main Line, 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.Bg5 cxc4 10.Nxd4 D34 2545

Tarrasch Defense: Classical Variation: Chandler Variation, 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.Bg5 cxc4 10.Nxd4 D34 2549

Tarrasch Defense: Classical Variation: Petursson Variation, 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.dxc5 Bxc5 10.Na4 D34 2550

Tarrasch Defense: Classical Variation: Reti Variation, 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.dxc5 d4 D34 2546

Tarrasch Defense: Classical Variation: Classical Tarrasch Gambit, 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Bg4 D33 2564

Tarrasch Defense: Wagner Variation: , 1.d4 d5 2.c4 e6 3.Nc3 c5 4.e3 Nf6 5.Nf3 Nc6 D32 2560

Tarrasch Defense: Symmetrical Variation: , 1.d4 d5 2.c4 e6 3.Nc3 c6 D31 1959

Semi-Slav Defense: Acclerated Move Order: , 1.d4 d5 2.c4 e6 3.Nc3 c6 4.e3 f5 5.g4 D31 1961

Semi-Slav Defense: Anti-Noteboom: Stonewall Variation, Portisch Gambit1.d4 d5 2.c4 e6 3.Nc3 c6 4.e4 D31 1974

Semi-Slav Defense: Marshall Gambit: , 1.d4 d5 2.c4 e6 3.Nc3 c6 4.e4 dxe4 5.f3 D31 1971

Semi-Slav Defense: Gunderam Gambit: , 1.d4 d5 2.c4 e6 3.Nc3 c6 4.e4 dxe4 5.Nxe4 Bb4+ 5.Bd2 D31 1976

Semi-Slav Defense: Marshall Gambit: Main Line, 1.d4 d5 2.c4 e6 3.Nc3 c6 4.e4 dxe4 5.Nxe4 Bb4+ 5.Nc3 D31 1975

Semi-Slav Defense: Marshall Gambit: Forgotten Variation, 1.d4 d5 2.c4 e6 3.Nc3 c6 4.e4 dxe4 5.Nxe4 Bb4+ 6.Bd2 Qxd4 7.Bxb4 Qxe4+ 8.Be2 c5 9.Bxc5 Qxg2 D31 1977

Semi-Slav Defense: Marshall Gambit: Tolush Variation, 1.d4 d5 2.c4 e6 3.Nc3 c6 4.Nf3 dxc4 D31 1994

Semi-Slav Defense: Noteboom Variation: , 1.d4 d5 2.c4 e6 3.Nc3 c6 4.Nf3 dxc4 5.a4 Bb4 6.e3 b5 7.axb5 Bxc3 8.Bxc3 cxb5 D31 1995

Semi-Slav Defense: Noteboom Variation: Abrahams Variation, 1.d4 d5 2.c4 e6 3.Nc3 c6 4.Nf3 dxc4 5.Bg5 D31 1998

Semi-Slav Defense: Noteboom Variation: Anti-Noteboom Variation, 1.d4 d5 2.c4 e6 3.Nc3 c6 4.Nf3 dxc4 5.Bg5 f6 D31 1999

Semi-Slav Defense: Noteboom Variation: Anti-Noteboom Variation, Belyavsky Line1.d4 d5 2.c4 e6 3.Nc3 Nf6 D35 1716

Queen's Gambit Declined: Normal Defense: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bf4 D35 1690

Queen's Gambit Declined: Harrwitz Attack: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 D50 1710

Queen's Gambit Declined: Modern Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Bxf6 D53 1711

Queen's Gambit Declined: Modern Variation: Heral Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 Ne4 D53 1701

Queen's Gambit Declined: Lasker Defense: ,

of 97

MoveList Fullname Caxton ID ECO1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 D55 1712

Queen's Gambit Declined: Modern Variation: Normal Line, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 b6 7.Bd3 Bb7 8.cxd5 exd5 9.Ne5 D55 1739

Queen's Gambit Declined: Pillsbury Attack: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 D55 1714

Queen's Gambit Declined: Neo-Orthodox Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 D55 1715

Queen's Gambit Declined: Neo-Orthodox Variation: Main Line, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 b6 D58 1756

Queen's Gambit Declined: Tartakower Defense: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 b6 8.cxd5 Nxd5 D59 1757

Queen's Gambit Declined: Tartakower Defense: Exchange Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 Ne4 D56 1702

Queen's Gambit Declined: Lasker Defense: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 Ne4 8.Bxe7 Qxe7 9.cxd5 Nxc3 10.bxc3 D57 1704

Queen's Gambit Declined: Lasker Defense: Main Line, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 Ne4 8.Bxe7 Qxe7 9.cxd5 Nxc3 10.bxc3 D57 1703

Queen's Gambit Declined: Lasker Defense: Bernstein Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 Ne4 8.Bxe7 Qxe7 9.Qc2 D56 1705

Queen's Gambit Declined: Lasker Defense: Teichmann Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bxf6 D55 1676

Queen's Gambit Declined: Anti-Tartakower Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bxf6 Bxf6 8.Rc1 c6 9.Bd3 Nd7 10.O-O dxc4 D55 1677

Queen's Gambit Declined: Anti-Tartakower Variation: Petrosian Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 D60 1717

Queen's Gambit Declined: Orthodox Defense: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Bd3 D60 1719

Queen's Gambit Declined: Orthodox Defense: Botvinnik Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Qb3 D60 1733

Queen's Gambit Declined: Orthodox Defense: Rauzer Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Qc2 D61 1738

Queen's Gambit Declined: Orthodox Defense: Rubinstein Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 D63 1730

Queen's Gambit Declined: Orthodox Defense: Main Line, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 a6 D63 1727

Queen's Gambit Declined: Orthodox Defense: Hennegerger Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 b6 8.cxd5 exd5 9.Bb5 D63 1721

Queen's Gambit Declined: Orthodox Defense: Capablanca Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 b6 8.cxd5 exd5 9.Bd3 D63 1732

Queen's Gambit Declined: Orthodox Defense: Pillsbury Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 D63 1729

Queen's Gambit Declined: Orthodox Defense: Main Line, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Bd3 dxc4 9.Bxc4 b5 D66 1726

Queen's Gambit Declined: Orthodox Defense: Fianchetto Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Bd3 dxc4 9.Bxc4 Nd5 D67 1720

Queen's Gambit Declined: Orthodox Defense: Capablanca System, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Bd3 dxc4 9.Bxc4 Nd5 10.Bxe7 D67 1718

Queen's Gambit Declined: Orthodox Defense: Alekhine Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Bd3 dxc4 9.Bxc4 Nd5 10.Bxe7 D67 1731

Queen's Gambit Declined: Orthodox Defense: Main Line, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Bd3 dxc4 9.Bxc4 Nd5 10.Bxe7 D68 1722

Queen's Gambit Declined: Orthodox Defense: Classical Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Bd3 dxc4 9.Bxc4 Nd5 10.Bxe7 D69 1725

Queen's Gambit Declined: Orthodox Defense: Classical Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Bd3 dxc4 9.Bxc4 Nd5 10.Bxe7 D68 1724

Queen's Gambit Declined: Orthodox Defense: Classical Variation,

of 97

MoveList Fullname Caxton ID ECO1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Bd3 dxc4 9.Bxc4 Nd5 10.Bxe7 D68 1723

Queen's Gambit Declined: Orthodox Defense: Classical Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Bd3 dxc4 9.Bxc4 Nd5 10.h4 D67 1728

Queen's Gambit Declined: Orthodox Defense: Janowski Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Qc2 a6 D64 1734

Queen's Gambit Declined: Orthodox Defense: Rubinstein Attack, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Qc2 a6 9.a3 D64 1737

Queen's Gambit Declined: Orthodox Defense: Rubinstein Attack, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Qc2 a6 9.cxd5 D65 1735

Queen's Gambit Declined: Orthodox Defense: Rubinstein Attack, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Qc2 Ne4 D64 1736

Queen's Gambit Declined: Orthodox Defense: Rubinstein Attack, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Rc1 D54 1713

Queen's Gambit Declined: Neo-Orthodox Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 6.Bh4 O-O 7.Rc1 dxc4 D30 1760

Queen's Gambit Declined: Uhlmann Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 c5 D50 1678

Queen's Gambit Declined: Been-Koomen Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 c5 5.cxd5 D50 1740

Queen's Gambit Declined: Pseudo-Tarrasch Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 c5 5.cxd5 Qb6 D50 1741

Queen's Gambit Declined: Pseudo-Tarrasch Variation: Canal Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 c5 5.Nf3 cxd4 6.Qxd4 D50 1742

Queen's Gambit Declined: Pseudo-Tarrasch Variation: Primitive Pillsbury Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 D51 1708

Queen's Gambit Declined: Modern: Knight Defense, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 D51 1709

Queen's Gambit Declined: Modern: Knight Defense, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 Bb4 D51 1706

Queen's Gambit Declined: Manhattan Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 Bb4 6.Nf3 c5 D51 1764

Queen's Gambit Declined: Westphalian Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 D51 1707

Queen's Gambit Declined: Modern: Knight Defense, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.Nf3 c6 6.e3 Qa5 D52 1679

Queen's Gambit Declined: Cambridge Springs Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.Nf3 c6 6.e4 D51 1675

Queen's Gambit Declined: Alekhine Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.Nf3 h6 6.Bh4 dxc4 D51 1700

Queen's Gambit Declined: Knight Defense: Alekhine Gambit, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 D35 1683

Queen's Gambit Declined: Exchange Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 D35 1685

Queen's Gambit Declined: Exchange Variation: Positional Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 c6 D35 1684

Queen's Gambit Declined: Exchange Variation: Positional Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 c6 6.Qc2 D36 1686

Queen's Gambit Declined: Exchange Variation: Reshevsky Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Nf3 Nbd7 6.Bf4 D35 1687

Queen's Gambit Declined: Exchange Variation: Saemisch Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 D37 1758

Queen's Gambit Declined: Three Knights Variation: General, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Bb4 D38 1744

Queen's Gambit Declined: Ragozin Defense: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Bb4 5.Bg5 dxc4 D39 1746

Queen's Gambit Declined: Ragozin Defense: Vienna Variation,

of 97

MoveList Fullname Caxton ID ECO1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Bb4 5.Qa4 D38 1745

Queen's Gambit Declined: Ragozin Defense: Alekhine Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Be7 5.Bf4 D37 1689

Queen's Gambit Declined: Harrwitz Attack: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Be7 5.Bf4 0-0 6.e3 Nbd7 D37 1696

Queen's Gambit Declined: Harrwitz Attack: Two Knights Defense, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Be7 5.Bf4 0-0 6.e3 Nbd7 7.c5 D37 1697

Queen's Gambit Declined: Harrwitz Attack: Two Knights Defense, Blockade Line1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Be7 5.Bf4 O-O 6.e3 b6 D37 1691

Queen's Gambit Declined: Harrwitz Attack: Fianchetto Defense, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Be7 5.Bf4 O-O 6.e3 c5 7.dxc5 Bxc5 D37 1692

Queen's Gambit Declined: Harrwitz Attack: Main Line, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Be7 5.Bf4 O-O 6.e3 c5 7.dxc5 Bxc5 8.Qc2 Nc6 9.a3 Qa5 10.O-O-O D37 1693

Queen's Gambit Declined: Harrwitz Attack: Main Line, New Main Line1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Be7 5.Bf4 O-O 6.e3 c5 7.dxc5 Bxc5 8.Qc2 Nc6 9.a3 Qa5 10.Rd1 D37 1694

Queen's Gambit Declined: Harrwitz Attack: Main Line, Old Main Line1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Be7 5.Bf4 O-O 6.e3 c6 D37 1695

Queen's Gambit Declined: Harrwitz Attack: Orthodox Defense, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 D40 1747

Queen's Gambit Declined: Semi-Tarrasch Defense: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.Bg5 D40 1750

Queen's Gambit Declined: Semi-Tarrasch Defense: Pillsbury Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.cxd5 Nxd5 6.e3 D41 1751

Queen's Gambit Declined: Semi-Tarrasch Defense: Pillsbury Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.cxd5 Nxd5 6.e3 Nc6 7.Bd3 D42 1749

Queen's Gambit Declined: Semi-Tarrasch Defense: Main Line, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.cxd5 Nxd5 6.e4 D41 1748

Queen's Gambit Declined: Semi-Tarrasch Defense: Exchange Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.e3 Nc6 6.Bd3 Bd6 7.O-O O-O D40 1752

Queen's Gambit Declined: Semi-Tarrasch Defense: Symmetrical Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 D43 1970

Semi-Slav Defense: General: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Bg5 dxc4 D44 1958

Semi-Slav Defense: Accepted: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Bg5 dxc4 6.e4 D44 1968

Semi-Slav Defense: Botvinnik Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Bg5 dxc4 6.e4 b5 7.e5 h6 8.Bh4 g5 9.exf6 gxh4 10.Ne5 D44 1965

Semi-Slav Defense: Botvinnik System: Ekstrom Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Bg5 dxc4 6.e4 b5 7.e5 h6 8.Bh4 g5 9.Nxg5 D44 1963

Semi-Slav Defense: Botvinnik System: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Bg5 dxc4 6.e4 b5 7.e5 h6 8.Bh4 g5 9.Nxg5 hxg5 10.Bxg5 Nbd7 D44 1966

Semi-Slav Defense: Botvinnik System: Lilienthal Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Bg5 dxc4 6.e4 b5 7.e5 h6 8.Bh4 g5 9.Nxg5 hxg5 10.Bxg5 Nbd7 D44 1967

Semi-Slav Defense: Botvinnik System: Szabo Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Bg5 dxc4 6.e4 b5 7.e5 h6 8.Bh4 g5 9.Nxg5 Nd5 D44 1964

Semi-Slav Defense: Botvinnik System: Alatortsev System, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Bg5 h6 6.Bh4 D44 1960

Semi-Slav Defense: Anti-Moscow Gambit: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 D45 1973

Semi-Slav Defense: Main Lines: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 a6 D45 1957

Semi-Slav Defense: Accelerated Meran Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 D45 1993

Semi-Slav Defense: Normal Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 D46 1972

Semi-Slav Defense: Main Lines: ,

of 97

MoveList Fullname Caxton ID ECO1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 Bb4 D46 2002

Semi-Slav Defense: Romih Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 Bd6 D46 1969

Semi-Slav Defense: Chigorin Defense: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 Be7 D46 1962

Semi-Slav Defense: Bogoljubow Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 D47 2004

Semi-Slav Defense: Semi-Meran Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 D47 1978

Semi-Slav Defense: Meran Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 D48 1979

Semi-Slav Defense: Meran Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4 b4 D48 1983

Semi-Slav Defense: Meran Variation: Pirc Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4 c5 10.d5 D48 1986

Semi-Slav Defense: Meran Variation: Reynolds' Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4 c5 10.e5 D48 1982

Semi-Slav Defense: Meran Variation: Old Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4 c5 10.e5 cxd4 D49 1980

Semi-Slav Defense: Meran Variation: Blumenfeld Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4 c5 10.e5 cxd4 D49 1984

Semi-Slav Defense: Meran Variation: Rabinovich Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4 c5 10.e5 cxd4 D49 1988

Semi-Slav Defense: Meran Variation: Sozin Variation II, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4 c5 10.e5 cxd4 D49 1987

Semi-Slav Defense: Meran Variation: Sozin Variation I, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4 c5 10.e5 cxd4 D49 1985

Semi-Slav Defense: Meran Variation: Rellstab Attack, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4 c5 10.e5 cxd4 D49 1989

Semi-Slav Defense: Meran Variation: Stahlberg Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 b4 D47 1981

Semi-Slav Defense: Meran Variation: Lundin Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 Bb7 D47 1990

Semi-Slav Defense: Meran Variation: Wade Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 Bb7 9.e4 b4 10.Na4 c5 D47 1992

Semi-Slav Defense: Meran Variation: Wade Variation, Larsen Variation1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 Bb7 9.e4 b4 10.Na4 c5 D47 1991

Semi-Slav Defense: Meran Variation: Wade Variation, Kaidanov Gambit1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Ne5 D45 2003

Semi-Slav Defense: Rubinstein (Anti Meran) System: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Qc2 D45 2005

Semi-Slav Defense: Stoltz Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Qc2 Bd6 7.e4 D45 2006

Semi-Slav Defense: Stoltz Variation: Center Variation, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Qc2 Bd6 7.e4 dxe4 8.Nxe4 Nxe4 9.Qxe4 e5 10.dxe5 D45 2007

Semi-Slav Defense: Stoltz Variation: Center Variation, Mikhalchishin Line1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Qc2 Bd6 7.g4 D45 2008

Semi-Slav Defense: Stoltz Variation: Shabalov Attack, 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Ne4 6.Bd3 f5 D45 2009

Semi-Slav Defense: Stonewall Defense: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 dxc4 D44 1761

Queen's Gambit Declined: Vienna Variation: , 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 dxc4 5.e3 D44 1763

Queen's Gambit Declined: Vienna Variation: Quiet Variation, 1.d4 d5 2.c4 e6 3.Nf3 c5 D30 1754

Queen's Gambit Declined: Tarrasch Defense: Pseudo-Tarrasch,

of 97

MoveList Fullname Caxton ID ECO1.d4 d5 2.c4 e6 3.Nf3 c5 4.cxd5 exd5 5.Bg5 D30 1755

Queen's Gambit Declined: Tarrasch Defense: Pseudo-Tarrasch, Bishop Attack1.d4 d5 2.c4 e6 3.Nf3 c6 4.Nc3 dxc4 5.g3 D31 1997

Semi-Slav Defense: Noteboom Variation: Anti-Noteboom Gambit, 1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Bg5 D30 1759

Queen's Gambit Declined: Traditional Variation: , 1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Bg5 Bb4+ D30 1762

Queen's Gambit Declined: Vienna Variation: , 1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Bg5 h6 D30 1680

Queen's Gambit Declined: Capablanca - General: , 1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Bg5 h6 5.Bxf6 Qxf6 6.Nc3 c6 7.Qb3 D30 1698

Queen's Gambit Declined: Hastings Variation: ,1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.Nbd2 D30 1681

Queen's Gambit Declined: Capablanca Variation: , 1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.e3 c6 5.Nbd2 D30 2001

Semi-Slav Defense: Quiet Variation: , 1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.e3 c6 5.Nbd2 Nbd7 D30 2000

Semi-Slav Defense: Quiet Variation: , 1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.e3 c6 5.Nbd2 Nbd7 6.Bd3 c5 D30 1753

Queen's Gambit Declined: Semmering Variation: , 1.d4 d5 2.c4 Nc6 D07 1786

Queen's Gambit Refused: Chigorin Defense: , 1.d4 d5 2.c4 Nc6 3.cxd5 Qxd5 D07 1787

Queen's Gambit Refused: Chigorin Defense: Exchange Variation, 1.d4 d5 2.c4 Nc6 3.cxd5 Qxd5 4.e3 e5 5.Nc3 Bb4 6.Bd2 Bxc3 7.Bxc3 exd4 8.Ne2 D07 1788

Queen's Gambit Refused: Chigorin Defense: Exchange Variation, Costa's Line1.d4 d5 2.c4 Nc6 3.Nc3 dxc4 4.Nf3 D07 1789

Queen's Gambit Refused: Chigorin Defense: Janowski Variation, 1.d4 d5 2.c4 Nc6 3.Nc3 e5 D06 1794

Queen's Gambit Refused: Chigorin Defense: Tartakower Gambit, 1.d4 d5 2.c4 Nc6 3.Nc3 Nf6 4.Nf3 dxc4 D06 1793

Queen's Gambit Refused: Chigorin Defense: Modern Gambit, 1.d4 d5 2.c4 Nc6 3.Nf3 Bg4 D07 1791

Queen's Gambit Refused: Chigorin Defense: Main Line, 1.d4 d5 2.c4 Nc6 3.Nf3 Bg4 4.Qa4 D07 1792

Queen's Gambit Refused: Chigorin Defense: Main Line, Alekhine Variation1.d4 d5 2.c4 Nc6 3.Nf3 e5 D06 1790

Queen's Gambit Refused: Chigorin Defense: Lazard Gambit, 1.d4 d5 2.c4 Nf6 D06 1795

Queen's Gambit Refused: Marshall Defense: , 1.d4 d5 2.c4 Nf6 3.cxd5 c6 D06 1796

Queen's Gambit Refused: Marshall Defense: Tan Gambit, 1.d4 d5 2.e3 Nf6 3.Bd3 D00 1598

Queen Pawn Game: Stonewall Attack: , 1.d4 d5 2.e4 D00 197

Blackmar-Diemer Gambit: General: , 1.d4 d5 2.e4 dxe4 3.Bc4 D00 195

Blackmar-Diemer Gambit: Fritz Attack: , 1.d4 d5 2.e4 dxe4 3.Be3 D00 192

Blackmar-Diemer Gambit: Diemer-Rosenberg Attack: , 1.d4 d5 2.e4 dxe4 3.f3 D00 196

Blackmar-Diemer Gambit: Gedult Gambit: , 1.d4 d5 2.e4 dxe4 3.Nc3 Bd7 D00 187

Blackmar-Diemer Gambit: Declined: Grosshans Defense, 1.d4 d5 2.e4 dxe4 3.Nc3 Bf5 D00 216

Blackmar-Diemer Gambit: Zeller Defense: ,

of 97

MoveList Fullname Caxton ID ECO1.d4 d5 2.e4 dxe4 3.Nc3 Bf5 4.f3 Nf6 5.Bc4 D00 217

Blackmar-Diemer Gambit: Zeller Defense: Soller Attack, 1.d4 d5 2.e4 dxe4 3.Nc3 e5 4.Be3 D00 199

Blackmar-Diemer Gambit: Lemberger Countergambit: Diemer Attack, 1.d4 d5 2.e4 dxe4 3.Nc3 e5 4.dxe5 D00 200

Blackmar-Diemer Gambit: Lemberger Countergambit: Endgame Variation, 1.d4 d5 2.e4 dxe4 3.Nc3 e5 4.Nge2 D00 201

Blackmar-Diemer Gambit: Lemberger Countergambit: Rassmussen Attack, 1.d4 d5 2.e4 dxe4 3.Nc3 e5 4.Nxe4 D00 202

Blackmar-Diemer Gambit: Lemberger Countergambit: Simple Variation, 1.d4 d5 2.e4 dxe4 3.Nc3 e5 4.Qh5 D00 203

Blackmar-Diemer Gambit: Lemberger Countergambit: Sneiders Attack, 1.d4 d5 2.e4 dxe4 3.Nc3 f5 D00 204

Blackmar-Diemer Gambit: Netherlands Variation: , 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 D00 213

Blackmar-Diemer Gambit: Vienna Variation: , 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.Be3 D00 210

Blackmar-Diemer Gambit: Studier-Rasa Gambit: , 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.Bg5 D00 214

Blackmar-Diemer Gambit: Von Popiel Gambit: , 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.Bg5 Bf5 5.Bxf6 exf6 6.g4 Bg6 7.Qe2 Bb4 8.Qb5+ D00 215

Blackmar-Diemer Gambit: Von Popiel Gambit: Zilbermints Variation, 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 c5 D00 185

Blackmar-Diemer Gambit: Declined: Brombacher Countergambit, 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 c6 D00 190

Blackmar-Diemer Gambit: Declined: O'Kelly Defense, 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 e3 D00 189

Blackmar-Diemer Gambit: Declined: Langeheinecke Defense, 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 e5 D00 186

Blackmar-Diemer Gambit: Declined: Elbert Countergambit, 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 e6 D00 191

Blackmar-Diemer Gambit: Declined: Weinsbach Declination, 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nf3 e6 D00 193

Blackmar-Diemer Gambit: Euwe Defense: , 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nf3 e6 6.Bg5 Be7 7.Bd3 Nc6 8.O-O Nxd4 9.Kh1 D00 194

Blackmar-Diemer Gambit: Euwe Defense: Zilbermints Gambit, 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 b6 D00 206

Blackmar-Diemer Gambit: Ritter Defense: , 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 Bf5 D00 211

Blackmar-Diemer Gambit: Tartakower Variation: , 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 Bg4 D00 212

Blackmar-Diemer Gambit: Teichmann Variation: , 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 c5 D00 198

Blackmar-Diemer Gambit: Kaulich Defense: , 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 c6 D00 218

Blackmar-Diemer Gambit: Ziegler Defense: , 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 g6 D00 181

Blackmar-Diemer Gambit: Bogoljubow Variation: , 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 g6 6.Bc4 Bg7 7.h4 D00 180

Blackmar-Diemer Gambit: Bogoljubow Defense: Mad Dog Attack, 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 g6 6.Bc4 Bg7 7.Ne5 D00 183

Blackmar-Diemer Gambit: Bogoljubow Variation: Nimzowitsch Attack, 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 g6 6.Bc4 Bg7 7.O-O O-O 8.Kh1 D00 182

Blackmar-Diemer Gambit: Bogoljubow Variation: Kloss Attack, 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 g6 6.Bc4 Bg7 7.O-O O-O 8.Qe1 D00 184

Blackmar-Diemer Gambit: Bogoljubow Variation: Studier Attack,

of 97

MoveList Fullname Caxton ID ECO1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 h5 D00 207

Blackmar-Diemer Gambit: Rook Pawn Defense: , 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 Nbd7 D00 209

Blackmar-Diemer Gambit: Schlutter Defense: , 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 Nc6 D00 205

Blackmar-Diemer Gambit: Pietrowsky Defense: , 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Qxf3 D00 208

Blackmar-Diemer Gambit: Ryder Gambit: , 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 Nc6 D00 188

Blackmar-Diemer Gambit: Declined: Lamb Defense, 1.d4 d5 2.f4 D00 1591

Queen Pawn Game: Mason Attack: , 1.d4 d5 2.g4 D00 1622

Queen Pawn Game: Zurich Gambit: , 1.d4 d5 2.Nc3 D00 1615

Queen Pawn Game: Veresov Attack: , 1.d4 d5 2.Nc3 Bf5 D00 1606

Queen Pawn Game: Veresov Atack: Alburt Defense, 1.d4 d5 2.Nc3 Bg4 D00 1616

Queen Pawn Game: Veresov Attack: Anti-Veresov, 1.d4 d5 2.Nc3 c5 D00 1624

Queen Pawn Opening: Veresov Attack: Irish Gambit, 1.d4 d5 2.Nc3 e5 D00 1612

Queen Pawn Game: Veresov Atack: Shaviliuk Gambit, 1.d4 d5 2.Nc3 f5 A80 1609

Queen Pawn Game: Veresov Atack: Dutch System, 1.d4 d5 2.Nc3 g6 3.Nf3 Bg7 D00 1610

Queen Pawn Game: Veresov Atack: Fianchetto Defense, 1.d4 d5 2.Nc3 h5 D00 1613

Queen Pawn Game: Veresov Atack: Shropshire Defense, 1.d4 d5 2.Nc3 Nf6 3.Bg5 Bf5 4.Bxf6 D01 1614

Queen Pawn Game: Veresov Atack: Veresov Variation, 1.d4 d5 2.Nc3 Nf6 3.Bg5 Bf5 4.f3 D01 1611

Queen Pawn Game: Veresov Atack: Richter Variation, 1.d4 d5 2.Nc3 Nf6 3.Bg5 e6 4.Nf3 D01 1608

Queen Pawn Game: Veresov Atack: Classical Defense, 1.d4 d5 2.Nc3 Nf6 3.Bg5 Nbd7 4.Nf3 D01 1617

Queen Pawn Game: Veresov Attack: Two Knights System, 1.d4 d5 2.Nc3 Nf6 3.Bg5 Nbd7 4.Nf3 g6 D01 1618

Queen Pawn Game: Veresov Attack: Two Knights System, Gruenfeld Defense1.d4 d5 2.Nc3 Nf6 3.Bg5 Ne4 D01 1607

Queen Pawn Game: Veresov Atack: Boyce Defense, 1.d4 d5 2.Nf3 D02 1620

Queen Pawn Game: Zukertort Variation: , 1.d4 d5 2.Nf3 Bg4 D02 1572

Queen Pawn Game: Anti-Torre: , 1.d4 d5 2.Nf3 c5 D02 1586

Queen Pawn Game: Krause Variation: , 1.d4 d5 2.Nf3 c5 3.g3 cxd4 4.Bg2 D02 1574

Queen Pawn Game: Chandler Gambit: , 1.d4 d5 2.Nf3 c6 3.c4 e6 4.Nc3 dxc4 5.g3 D31 1996

Semi-Slav Defense: Noteboom Variation: Anti-Noteboom Gambit, 1.d4 d5 2.Nf3 Nc6 D02 1575

Queen Pawn Game: Chigorin Variation: , 1.d4 d5 2.Nf3 Nf6 D02 1599

Queen Pawn Game: Symmetrical Variation: ,

of 97

MoveList Fullname Caxton ID ECO1.d4 d5 2.Nf3 Nf6 3.Bf4 D02 1590

Queen Pawn Game: London System: , 1.d4 d5 2.Nf3 Nf6 3.Bf4 c5 4.e3 Qb6 5.Nc3 D02 1273

London System: Poisoned Pawn Variation: , 1.d4 d5 2.Nf3 Nf6 3.Bg5 D03 1601

Queen Pawn Game: Torre Attack: , 1.d4 d5 2.Nf3 Nf6 3.Bg5 e6 4.e3 c5 5.c3 Qb6 D03 1602

Queen Pawn Game: Torre Attack: Breyer Variation, 1.d4 d5 2.Nf3 Nf6 3.Bg5 g6 D03 1604

Queen Pawn Game: Torre Attack: Gruenfeld Variation, 1.d4 d5 2.Nf3 Nf6 3.Bg5 g6 4.e3 Bg7 5.Nbd2 O-O D03 1605

Queen Pawn Game: Torre Attack: Gruenfeld Variation, Main Line1.d4 d5 2.Nf3 Nf6 3.Bg5 Ne4 D03 1603

Queen Pawn Game: Torre Attack: Gossip Variation, 1.d4 d5 2.Nf3 Nf6 3.c4 b5 D02 1619

Queen Pawn Game: Zilbermints Countergambit: , 1.d4 d5 2.Nf3 Nf6 3.c4 dxc4 D25 1649

Queen's Gambit Accepted: Deferred: , 1.d4 d5 2.Nf3 Nf6 3.e3 D04 1576

Queen Pawn Game: Colle System: , 1.d4 d5 2.Nf3 Nf6 3.e3 Bf5 D04 1578

Queen Pawn Game: Colle System: Anti-Colle, 1.d4 d5 2.Nf3 Nf6 3.e3 e6 D05 1579

Queen Pawn Game: Colle System: Classical Defense, 1.d4 d5 2.Nf3 Nf6 3.e3 e6 4.Bd3 D05 1621

Queen Pawn Game: Zukertort Variation: , 1.d4 d5 2.Nf3 Nf6 3.e3 e6 4.Bd3 c5 5.b3 D05 1595

Queen Pawn Game: Rubinstein Variation: , 1.d4 d5 2.Nf3 Nf6 3.e3 e6 4.Bd3 c5 5.c3 D05 1577

Queen Pawn Game: Colle System: , 1.d4 d5 2.Nf3 Nf6 3.g3 D02 1600

Queen Pawn Game: Symmetrical Variation: Pseudo-Catalan, 1.d4 d5 2.Qd3 2744

Amazon Attack: : , 1.d4 d5 2.Qd3 Nf6 3.Nc3 2745

Amazon Attack: Siberian Attack: , 1.d4 d6 A41 1834

Rat Defense: See also: Modern Defense (for lines with ...g6): , 1.d4 d6 2.c4 e5 A41 2768

Rat Defense: English Rat: , 1.d4 d6 2.c4 e5 3.dxe5 Nc6 A41 2769

Rat Defense: English Rat: Lisbon Gambit, 1.d4 d6 2.Nf3 Bg4 A41 2676

Wade Defense: General: , 1.d4 e5 A40 538

Englund Gambit Complex: General: , 1.d4 e5 2.d5 A40 534

Englund Gambit Complex: Declined: , 1.d4 e5 2.d5 Bc5 3.e4 Qh4 A40 535

Englund Gambit Complex: Declined: Diemer Counterattack, 1.d4 e5 2.dxe5 d6 A40 539

Englund Gambit Complex: Hartlaub-Charlick Gambit: , 1.d4 e5 2.dxe5 f6 A40 541

Englund Gambit Complex: Soller Gambit: , 1.d4 e5 2.dxe5 Nc6 3.Nf3 Bc5 A40 537

Englund Gambit Complex: Felbecker Gambit: ,

of 97

MoveList Fullname Caxton ID ECO1.d4 e5 2.dxe5 Nc6 3.Nf3 f6 A40 542

Englund Gambit Complex: Soller Gambit Deferred: , 1.d4 e5 2.dxe5 Nc6 3.Nf3 h6 A40 545

Englund Gambit Complex: Zilbermints Gambit II: , 1.d4 e5 2.dxe5 Nc6 3.Nf3 Nge7 A40 544

Englund Gambit Complex: Zilbermints Gambit: , 1.d4 e5 2.dxe5 Nc6 3.Nf3 Qe7 A40 536

Englund Gambit Complex: Englund Gambit: , 1.d4 e5 2.dxe5 Nc6 3.Nf3 Qe7 4.Qd5 A40 543

Englund Gambit Complex: Stockholm Variation: , 1.d4 e5 2.dxe5 Qh4 A40 540

Englund Gambit Complex: Mosquito Gambit: , 1.d4 e6 A40 802

Horwitz Defense: General: , 1.d4 e6 2.c4 b6 A40 417

English Defense: General: , 1.d4 e6 2.c4 Bb4+ E00 958

Kangaroo Defense: General: , 1.d4 e6 2.c4 Bb4+ 3.Nc3 E00 959

Kangaroo Defense: Keres Defense: Transpositional Variation, 1.d4 e6 2.c4 c5 3.d5 exd5 4.cxd5 d6 5.Nc3 g6 6.e4 Bg7 7.Nf3 Ne7 A43 98

Benoni Defense: Franco-Sicilian Hybrid: , 1.d4 e6 2.c4 f5 3.e4 A84 801

Horwitz Defense: Dutch Defense: Bellon Gambit, 1.d4 e6 2.e4 c5 C00 1582

Queen Pawn Game: Franco-Sicilian Defense: , 1.d4 f5 A80 370

Dutch Defense: General: , 1.d4 f5 2.Bf4 e6 3.g4 A80 397

Dutch Defense: Senechaud Gambit: , 1.d4 f5 2.Bg5 A80 372

Dutch Defense: Hopton Attack: , 1.d4 f5 2.c4 e6 A84 362

Dutch Defense: Classical Variation: , 1.d4 f5 2.c4 e6 3.e4 A85 359

Dutch Defense: Bellon Gambit: , 1.d4 f5 2.c4 e6 3.Nc3 A84 395

Dutch Defense: Rubinstein Variation: , 1.d4 f5 2.c4 e6 3.Nf3 Nf6 4.g3 c6 5.Bg2 d5 6.O-O Bd6 A90 410

Dutch Defense: Stonewall Variation: Modern Variation, 1.d4 f5 2.c4 Nf6 A84 392

Dutch Defense: Normal Variation: , 1.d4 f5 2.c4 Nf6 3.g3 A86 369

Dutch Defense: Fianchetto Variation: , 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 A90 364

Dutch Defense: Classical Variation: , 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Bb4+ A90 391

Dutch Defense: Nimzo-Dutch Variation: , 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Bb4+ 5.Bd2 Be7 A90 358

Dutch Defense: Alekhine Variation with Bb4+: , 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 A91 365

Dutch Defense: Classical Variation: , 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O A92 366

Dutch Defense: Classical Variation: , 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d5 A92 409

Dutch Defense: Stonewall Variation: General Variation,

of 97

MoveList Fullname Caxton ID ECO1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d5 7.b3 A93 408

Dutch Defense: Stonewall Variation: Botvinnik Variation, 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d5 7.b3 c6 8.Ba3 A94 407

Dutch Defense: Stonewall Variation: , 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d5 7.Nc3 c6 A95 406

Dutch Defense: Stonewall Variation: , 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d6 A96 363

Dutch Defense: Classical Variation: , 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d6 7.Nc3 Qe8 A97 373

Dutch Defense: Classical Variation: Ilyin-Zhenevsky Variation, 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O Ne4 A92 357

Dutch Defense: Alekhine Variation: , 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nh3 A91 2807

Dutch Defense: Classical Variation: Blackburne Attack, 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 d5 5.Nf3 c6 6.O-O Bd6 A97 390

Dutch Defense: Modern Stonewall Variation: , 1.d4 f5 2.c4 Nf6 3.g3 g6 A86 381

Dutch Defense: Leningrad Variation: , 1.d4 f5 2.c4 Nf6 3.g3 g6 4.Bg2 Bg7 5.Nf3 A87 382

Dutch Defense: Leningrad Variation: , 1.d4 f5 2.c4 Nf6 3.g3 g6 4.Bg2 Bg7 5.Nf3 O-O 6.O-O d6 7.Nc3 c6 A88 385

Dutch Defense: Leningrad Variation: Warsaw Variation, 1.d4 f5 2.c4 Nf6 3.g3 g6 4.Bg2 Bg7 5.Nf3 O-O 6.O-O d6 7.Nc3 Nc6 A89 384

Dutch Defense: Leningrad Variation: Matulovic Variation, 1.d4 f5 2.c4 Nf6 3.Nc3 A85 393

Dutch Defense: Queen's Knight Variation: , 1.d4 f5 2.c4 Nf6 3.Nc3 d6 4.Nf3 Nc6 A84 378

Dutch Defense: Krause Variation: , 1.d4 f5 2.e4 d6 A82 401

Dutch Defense: Staunton Gambit: Balogh Defense, 1.d4 f5 2.e4 fxe4 A82 399

Dutch Defense: Staunton Gambit: Accepted, 1.d4 f5 2.e4 fxe4 3.Nc3 Nf6 4.Bg5 A83 403

Dutch Defense: Staunton Gambit: General Variation, 1.d4 f5 2.e4 fxe4 3.Nc3 Nf6 4.Bg5 c6 A83 402

Dutch Defense: Staunton Gambit: Chigorin Variation, 1.d4 f5 2.e4 fxe4 3.Nc3 Nf6 4.Bg5 g6 5.f3 A83 404

Dutch Defense: Staunton Gambit: Lasker Variation, 1.d4 f5 2.e4 fxe4 3.Nc3 Nf6 4.f3 A80 361

Dutch Defense: Blackmar's Second Gambit: , 1.d4 f5 2.e4 fxe4 3.Nc3 Nf6 4.g4 A82 405

Dutch Defense: Staunton Gambit: Tartakower Variation, 1.d4 f5 2.e4 fxe4 3.Nd2 A82 400

Dutch Defense: Staunton Gambit: American Attack, 1.d4 f5 2.g3 A81 368

Dutch Defense: Fianchetto Attack: , 1.d4 f5 2.g3 g6 3.Bg2 Bg7 4.Nh3 A81 383

Dutch Defense: Leningrad Variation: Karlsbad Variation, 1.d4 f5 2.g3 Nf6 3.Bg2 e6 4.Nh3 A81 360

Dutch Defense: Blackburne Variation: , 1.d4 f5 2.g3 Nf6 3.Bg2 g6 A81 396

Dutch Defense: Semi-Leningrad Variation: , 1.d4 f5 2.g4 A80 379

Dutch Defense: Krejcik Gambit: , 1.d4 f5 2.g4 e5 A80 371

Dutch Defense: Hevendehl Gambit: ,

of 97

MoveList Fullname Caxton ID ECO1.d4 f5 2.g4 fxg4 3.e4 d5 4.Nc3 A80 380

Dutch Defense: Krejcik Gambit: Tate Gambit, 1.d4 f5 2.h3 A80 377

Dutch Defense: Korchnoi Attack: , 1.d4 f5 2.h3 Nf6 3.g4 A80 374

Dutch Defense: Janzen-Korchnoi Gambit: , 1.d4 f5 2.Nc3 A80 394

Dutch Defense: Raphael Variation: , 1.d4 f5 2.Nc3 d5 3.e4 A80 375

Dutch Defense: Kingfisher Gambit: , 1.d4 f5 2.Nc3 Nf6 3.g4 A80 398

Dutch Defense: Spielmann Gambit: , 1.d4 f5 2.Qd3 A80 376

Dutch Defense: Kmoch Attack: , 1.d4 f5 2.Qd3 d5 3.g4 A80 389

Dutch Defense: Manhattan Gambit: Anti-Stonewall, 1.d4 f5 2.Qd3 d6 3.g4 A80 388

Dutch Defense: Manhattan Gambit: Anti-Modern, 1.d4 f5 2.Qd3 e6 3.g4 A80 386

Dutch Defense: Manhattan Gambit: Anti-Classical Line, 1.d4 f5 2.Qd3 g6 3.g4 A80 387

Dutch Defense: Manhattan Gambit: Anti-Leningrad, 1.d4 g5 A40 227

Borg Defense: Borg Gambit: , 1.d4 g6 A40 1312

Modern Defense: Queen Pawn Fianchetto: , 1.d4 g6 2.c4 Bg7 3.e4 d6 4.Be3 Nf6 5.f3 A42 1288

Modern Defense: Averbakh Variation: Pseudo-Saemisch, 1.d4 g6 2.c4 Bg7 3.e4 e5 A41 1306

Modern Defense: Neo-Modern Defense: , 1.d4 g6 2.c4 Bg7 3.Nc3 c5 4.d5 Bxc3+ 5.bxc3 f5 A40 1289

Modern Defense: Beefeater Variation: , 1.d4 g6 2.c4 Bg7 3.Nc3 d6 A41 1295

Modern Defense: General: , 1.d4 g6 2.c4 Bg7 3.Nc3 d6 4.e4 A42 1287

Modern Defense: Averbakh Variation: , 1.d4 g6 2.c4 Bg7 3.Nc3 d6 4.e4 c5 5.Nf3 Qa5 A42 1311

Modern Defense: Pterodactyl Variation: , 1.d4 g6 2.c4 Bg7 3.Nc3 d6 4.e4 f5 A42 1286

Modern Defense: Averbakh System: Randspringer Variation, 1.d4 g6 2.c4 Bg7 3.Nc3 d6 4.e4 Nc6 A42 1285

Modern Defense: Averbakh System: Kotov Variation, 1.d4 g6 2.h4 Nf6 3.h5 A40 1301

Modern Defense: Lizard Defense: Pirc-Diemer Gambit, 1.d4 Nc6 A40 1274

Mikenas Defense: : , 1.d4 Nc6 2.c4 e5 3.d5 Nce7 A40 1276

Mikenas Defense: Lithuanian Variation: , 1.d4 Nc6 2.c4 e5 3.d5 Nd4 A40 1275

Mikenas Defense: Cannstatter Variation: , 1.d4 Nc6 2.c4 e5 3.dxe5 Nxe5 4.Nc3 Nxc4 A40 1277

Mikenas Defense: Pozarek Gambit: , 1.d4 Nc6 2.d5 Nb8 A40 2772

Montevideo Defense: : , 1.d4 Nc6 2.d5 Nb8 3.e4 Nf6 4.e5 Ng8 B02 2683

Zaire Defense: General: ,

of 97

MoveList Fullname Caxton ID ECO1.d4 Nf6 A45 828

Indian Game: General: , 1.d4 Nf6 2.Bg5 A45 2582

Trompowsky Attack: General: , 1.d4 Nf6 2.Bg5 c5 3.d5 Qb6 4.Nc3 A45 2583

Trompowsky Attack: Poisoned Pawn Variation: , 1.d4 Nf6 2.Bg5 Ne4 3.Bf4 g5 A45 2578

Trompowsky Attack: Borg Variation: , 1.d4 Nf6 2.Bg5 Ne4 3.Bh4 A45 2579

Trompowsky Attack: Edge Variation: , 1.d4 Nf6 2.Bg5 Ne4 3.Bh4 c6 4.Nd2 Qa5 5.c3 Nxd2 6.Qxd2 d5 7.e4 A45 2581

Trompowsky Attack: Edge Variation: Hergert Gambit #2, 1.d4 Nf6 2.Bg5 Ne4 3.Bh4 d5 4.f3 Nf6 5.Nc3 Bf5 6.e4 A45 2580

Trompowsky Attack: Edge Variation: Hergert Gambit #1, 1.d4 Nf6 2.Bg5 Ne4 3.h4 A45 2584

Trompowsky Attack: Raptor Variation: , 1.d4 Nf6 2.Bg5 Ne4 3.h4 Nxg5 4.hxg5 e5 A45 2585

Trompowsky Attack: Raptor Variation: Hergert Gambit, 1.d4 Nf6 2.c4 A50 840

Indian Game: Nomal Variation: , 1.d4 Nf6 2.c4 b5 A50 2729

Indian Game: Pyrenees Gambit: , 1.d4 Nf6 2.c4 b6 A50 852

Indian Game: Saemisch-Indian: , 1.d4 Nf6 2.c4 c5 A56 106

Benoni Defense: Modern Variation: , 1.d4 Nf6 2.c4 c5 3.d5 b5 A57 72

Benko Gambit: General: , 1.d4 Nf6 2.c4 c5 3.d5 b5 4.a4 A57 71

Benko Gambit: Declined: Sosonko Variation, 1.d4 Nf6 2.c4 c5 3.d5 b5 4.Bg5 A57 66

Benko Gambit: Declined: Bishop Attack, 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 A57 56

Benko Gambit: Accepted: , 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.b6 A57 63

Benko Gambit: Accepted: Pawn Return Variation, 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 A58 60

Benko Gambit: Accepted: Fully Accepted Variation, 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 Bxa6 6.Nc3 d6 7.e4 A59 65

Benko Gambit: Accepted: Yugoslav without 7...Bxf1, 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 Bxa6 6.Nc3 d6 7.e4 Bxf1 8.Kxf1 g6 9.g3 Bg7 10.Kg2 O-O A59 61

Benko Gambit: Accepted: King Walk Variation, 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 Bxa6 6.Nc3 d6 7.e4 Bxf1 8.Kxf1 g6 9.Nge2 A59 64

Benko Gambit: Accepted: Yugoslav with 7…Bxf1, Nge2, 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 Bxa6 6.Nc3 g6 7.Nf3 d6 8.g3 Bg7 9.Bg2 A58 59

Benko Gambit: Accepted: Fianchetto Variation, 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 g6 6.Nc3 Bxa6 7.f4 A57 57

Benko Gambit: Accepted: Central Storming Variation, 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.e3 A57 62

Benko Gambit: Accepted: Modern Variation, 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.f3 A57 58

Benko Gambit: Accepted: Dlugy Variation, 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.Nc3 A58 74

Benko Gambit: Zaitsev System: , 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.Nc3 axb5 6.e4 b4 7.Nb5 A57 75

Benko Gambit: Zaitsev Variation: Nescafe Frappe Attack,

of 97

MoveList Fullname Caxton ID ECO1.d4 Nf6 2.c4 c5 3.d5 b5 4.e4 A57 67

Benko Gambit: Declined: Hjoerring Countergambit, 1.d4 Nf6 2.c4 c5 3.d5 b5 4.f3 A57 69

Benko Gambit: Declined: Pseudo-Saemisch, 1.d4 Nf6 2.c4 c5 3.d5 b5 4.g4 A57 73

Benko Gambit: Mutkin Countergambit: , 1.d4 Nf6 2.c4 c5 3.d5 b5 4.Nd2 A57 70

Benko Gambit: Declined: Quiet Line, 1.d4 Nf6 2.c4 c5 3.d5 b5 4.Nf3 A57 68

Benko Gambit: Declined: Main Line, 1.d4 Nf6 2.c4 c5 3.d5 d6 A57 101

Benoni Defense: Hromodka System: , 1.d4 Nf6 2.c4 c5 3.d5 e5 A56 91

Benoni Defense: Czech Benoni Defense: , 1.d4 Nf6 2.c4 c5 3.d5 e5 4.Nc3 d6 5.e4 g6 A56 103

Benoni Defense: King's Indian System: , 1.d4 Nf6 2.c4 c5 3.d5 e6 A60 107

Benoni Defense: Modern Variation: , 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 Bd6 A60 109

Benoni Defense: Modern Variation: Snake Variation, 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 A65 102

Benoni Defense: King Pawn lines: , 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 A66 116

Benoni Defense: Pawn Storm Variation: , 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.Bb5 A67 119

Benoni Defense: Taimanov Variation: , 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.e5 A66 105

Benoni Defense: Mikenas Variation: , 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.Nf3 O-O A68 95

Benoni Defense: Four Pawns Attack: , 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.Nf3 O-O 9.Be2 Re8 A69 96

Benoni Defense: Four Pawns Attack: Main Line, 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 A70 83

Benoni Defense: Classical Variation: , 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 O-O 9.O-O A73 89

Benoni Defense: Classical Variation: Main line, 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 O-O 9.O-O a6 10.a4 A74 82

Benoni Defense: Classical Variation: , 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 O-O 9.O-O a6 10.a4 Bg4 A75 84

Benoni Defense: Classical Variation: Argentine Counterattack, 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 O-O 9.O-O Re8 A76 85

Benoni Defense: Classical Variation: Czerniak Defense, 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 O-O 9.O-O Re8 10.Nd2 A77 88

Benoni Defense: Classical Variation: Czerniak Defense, 9…Re81.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 O-O 9.O-O Re8 10.Nd2 Na6 A78 86

Benoni Defense: Classical Variation: Czerniak Defense, 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 O-O 9.O-O Re8 10.Nd2 Na6 A79 87

Benoni Defense: Classical Variation: Czerniak Defense, 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.Bd3 A61 108

Benoni Defense: Modern Variation: Penrose Variation, 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.Bg5 A61 120

Benoni Defense: Uhlmann Variation: , 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 O-O A62 92

Benoni Defense: Fianchetto Variation: , 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 O-O 9.O-O Nbd7 A63 93

Benoni Defense: Fianchetto Variation: Hastings Defense,

of 97

MoveList Fullname Caxton ID ECO1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 O-O 9.O-O Nbd7 10.Nd2 a6 A64 94

Benoni Defense: Fianchetto Variation: Hastings Defense, Main Line1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.Nd2 A61 104

Benoni Defense: Knight's Tour Variation: , 1.d4 Nf6 2.c4 c5 3.dxc5 e6 A56 122

Benoni Defense: Weenink Variation: , 1.d4 Nf6 2.c4 d6 A53 1470

Old Indian Defense: General: , 1.d4 Nf6 2.c4 d6 3.g4 A53 1469

Old Indian: Aged Gibbon Gambit: , 1.d4 Nf6 2.c4 d6 3.Nc3 Bf5 A53 1471

Old Indian Defense: Janowski Variation: , 1.d4 Nf6 2.c4 d6 3.Nc3 Bf5 4.e4 A53 1472

Old Indian Defense: Janowski Variation: Grinberg Gambit, 1.d4 Nf6 2.c4 d6 3.Nc3 e5 A54 1476

Old Indian Defense: Ukrainian Variation: , 1.d4 Nf6 2.c4 d6 3.Nc3 e5 4.Nf3 A54 1475

Old Indian Defense: Two Knights Variation: , 1.d4 Nf6 2.c4 d6 3.Nc3 e5 4.Nf3 Nbd7 5.e4 A55 1473

Old Indian Defense: Normal Variation: , 1.d4 Nf6 2.c4 d6 3.Nf3 Bg4 A54 1474

Old Indian Defense: Tartakower-Indian: , 1.d4 Nf6 2.c4 e5 A51 819

Indian Game: Budapest Defense: , 1.d4 Nf6 2.c4 e5 3.dxe5 Ne4 A51 238

Budapest Defense: Fajarowicz Variation: , 1.d4 Nf6 2.c4 e5 3.dxe5 Ne4 4.a3 b6 A51 237

Budapest Defense: Fajarowicz Defense: Bonsdorf Variation, 1.d4 Nf6 2.c4 e5 3.dxe5 Ne4 4.Qc2 A51 236

Budapest Defense: Fajarowicz - Steiner Variation: , 1.d4 Nf6 2.c4 e5 3.dxe5 Ng4 A52 239

Budapest Defense: General: , 1.d4 Nf6 2.c4 e5 3.dxe5 Ng4 4.Bf4 A52 240

Budapest Defense: Rubinstein Variation: , 1.d4 Nf6 2.c4 e5 3.dxe5 Ng4 4.e4 A52 233

Budapest Defense: Alekhine Variation: , 1.d4 Nf6 2.c4 e5 3.dxe5 Ng4 4.e4 d6 A52 235

Budapest Defense: Alekhine Variation: Tartakower Defense, 1.d4 Nf6 2.c4 e5 3.dxe5 Ng4 4.e4 Nxe5 5.f4 Nec6 A52 234

Budapest Defense: Alekhine Variation: Abonyi Variation, 1.d4 Nf6 2.c4 e5 3.dxe5 Ng4 4.Nf3 A52 232

Budapest Defense: Adler Variation: , 1.d4 Nf6 2.c4 e6 E00 826

Indian Game: East Indian Defense: , 1.d4 Nf6 2.c4 e6 3.Bg5 E00 854

Indian Game: Seirawan Attack: , 1.d4 Nf6 2.c4 e6 3.g3 E00 322

Catalan Opening: General: , 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 E01 321

Catalan Opening: Closed Variation: , 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 E06 318

Catalan Opening: Closed Variation: , 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 E07 320

Catalan Opening: Closed Variation: , 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Nc3 c6 8.Qd3 E07 317

Catalan Opening: Botvinnik Variation: ,

of 97

MoveList Fullname Caxton ID ECO1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 E08 319

Catalan Opening: Closed Variation: , 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 c5 5.Nf3 Nc6 E04 330

Catalan Opening: Open Defense: Tarrasch Defense, 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 E04 326

Catalan Opening: Open Defense: , 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 Be7 E05 328

Catalan Opening: Open Defense: Classical Line, 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 Nc6 6.Qa4 Bb4+ E04 329

Catalan Opening: Open Defense: Modern Sharp Variation, 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ E02 325

Catalan Opening: Open Defense: , 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ Nbd7 6.Qxc4 E03 324

Catalan Opening: Open Defense: , 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ Nbd7 6.Qxc4 a6 7.Qc2 E03 327

Catalan Opening: Open Defense: Alekhine Variation, 1.d4 Nf6 2.c4 e6 3.g3 e5 E00 323

Catalan Opening: Hungarian Gambit: , 1.d4 Nf6 2.c4 e6 3.g4 E00 823

Indian Game: Devin Gambit: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 E20 1358

Nimzo-Indian Defense: General: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 E24 1400

Nimzo-Indian Defense: Saemisch Variation: Accelerated, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.e3 E26 1398

Nimzo-Indian Defense: Saemisch Variation: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.e3 b6 E26 1403

Nimzo-Indian Defense: Saemisch Variation: O'Kelly Variation, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 E25 1397

Nimzo-Indian Defense: Saemisch Variation: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 Nxd5 8.dxc5 E25 1402

Nimzo-Indian Defense: Saemisch Variation: Keres Variation, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 O-O E27 1396

Nimzo-Indian Defense: Saemisch Variation: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 O-O 6.e3 E28 1395

Nimzo-Indian Defense: Saemisch Variation: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 O-O 6.e3 c5 7.Bd3 Nc6 E29 1399

Nimzo-Indian Defense: Saemisch Variation: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 O-O 6.e3 c5 7.Bd3 Nc6 8.Ne2 b6 9.e4 Ne8 E29 1401

Nimzo-Indian Defense: Saemisch Variation: Capablanca Variation, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bg5 E30 1365

Nimzo-Indian Defense: Leningrad Variation: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bg5 h6 5.Bh4 c5 6.d5 b5 E30 1366

Nimzo-Indian Defense: Leningrad Variation: Averbakh Gambit, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bg5 h6 5.Bh4 c5 6.d5 d6 E31 1367

Nimzo-Indian Defense: Leningrad Variation: Benoni Defense, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 E40 1368

Nimzo-Indian Defense: Normal Line: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 E43 1409

Nimzo-Indian Defense: St. Petersburg Variation: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Nge2 E44 1357

Nimzo-Indian Defense: Fischer Variation: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Nge2 Ba6 E45 1376

Nimzo-Indian Defense: Normal Variation: Bronstein (Byrne) Variation, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 E41 1359

Nimzo-Indian Defense: Huebner Variation: ,

of 97

MoveList Fullname Caxton ID ECO1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Bd3 Nc6 6.Nf3 Bxc3+ 7.bxc3 d6 E41 1360

Nimzo-Indian Defense: Huebner Variation: Main Line, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Nf3 cxd4 6.exd4 d5 C60 1388

Nimzo-Indian Defense: Panov Attack: Main Line, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Nge2 E42 1361

Nimzo-Indian Defense: Huebner Variation: Rubinstein Variation, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Nge2 cxd4 6.exd4 O-O 7.a3 E42 1362

Nimzo-Indian Defense: Huebner Variation: Rubinstein Variation, Main Line1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Nge2 cxd4 6.exd4 O-O 7.c5 E42 1363

Nimzo-Indian Defense: Huebner Variation: Rubinstein Variation, Sherbakov Attack1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 Nc6 E40 1387

Nimzo-Indian Defense: Normal Variation: Taimanov Variation, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 Nc6 5.Nf3 O-O 6.Bd3 d5 7.O-O E46 1389

Nimzo-Indian Defense: Ragozin Defense: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O E46 1369

Nimzo-Indian Defense: Normal Variation: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 E47 1373

Nimzo-Indian Defense: Normal Variation: Bishop Attack, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 E48 1374

Nimzo-Indian Defense: Normal Variation: Bishop Attack, Classical Defense1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.a3 Bxc3+ 7.bxc3 E49 1375

Nimzo-Indian Defense: Normal Variation: Botvinnik System, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 c5 E50 1383

Nimzo-Indian Defense: Normal Variation: Huebner Deferred, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 E51 1384

Nimzo-Indian Defense: Normal Variation: Ragozin Variation, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.a3 E51 1385

Nimzo-Indian Defense: Normal Variation: Saemisch Deferred, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 b6 E52 1386

Nimzo-Indian Defense: Normal Variation: Schlechter Defense, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 E53 1372

Nimzo-Indian Defense: Normal Variation: Bernstein Defense, Except Gligoric System1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O b6 E53 1381

Nimzo-Indian Defense: Normal Variation: Gligoric System, Keres Variation1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O dxc4 8.Bxc4 E54 1380

Nimzo-Indian Defense: Normal Variation: Gligoric System, Exchange at c41.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O dxc4 8.Bxc4 Nbd7 E55 1379

Nimzo-Indian Defense: Normal Variation: Gligoric System, Bronstein Variation1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O dxc4 8.Bxc4 Qe7 E54 1382

Nimzo-Indian Defense: Normal Variation: Gligoric System, Smyslov Variation1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O Nbd7 E53 1377

Nimzo-Indian Defense: Normal Variation: Gligoric System, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O Nc6 E56 1378

Nimzo-Indian Defense: Normal Variation: Gligoric System, Bernstein Defense1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O Nc6 8.a3 Bxc3 9.bxc3 E58 1370

Nimzo-Indian Defense: Normal Variation: Bernstein Defense, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O Nc6 8.a3 Bxc3 9.bxc3 dxc4 10.Bxc4 E59 1371

Nimzo-Indian Defense: Normal Variation: Bernstein Defense, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nge2 E46 1391

Nimzo-Indian Defense: Reshevsky Variation: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nge2 d5 6.a3 Bd6 E46 1404

Nimzo-Indian Defense: Simagin Variation: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.f3 E20 1364

Nimzo-Indian Defense: Kmoch Variation: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.g3 E20 1393

Nimzo-Indian Defense: Romanishin Variation: ,

of 97

MoveList Fullname Caxton ID ECO1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 E21 1410

Nimzo-Indian Defense: Three Knights Variation: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 c5 5.d5 E21 1411

Nimzo-Indian Defense: Three Knights Variation: Korchnoi Variation, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 c5 5.d5 b5 E21 1412

Nimzo-Indian Defense: Three Knights Variation: Shocron Gambit, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 c5 5.g3 O-O 6.Bg2 E20 1392

Nimzo-Indian Defense: Romanishin Variation: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 c5 5.g3 O-O 6.Bg2 cxd4 7.Nxd4 d5 8.cxd5 Nxd5 E20 1394

Nimzo-Indian Defense: Romanishin Variation: English Hybrid, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 d5 E20 1390

Nimzo-Indian Defense: Ragozin Variation: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qb3 E22 1405

Nimzo-Indian Defense: Spielmann Variation: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qb3 c5 5.dxc5 Nc6 E23 1407

Nimzo-Indian Defense: Spielmann Variation: Romanovsky Gambit, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qb3 c5 5.dxc5 Nc6 6.Nf3 Ne4 7.Bd2 Nxc5 E23 1408

Nimzo-Indian Defense: Spielmann Variation: Stahlberg Variation, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qb3 c5 5.dxc5 Nc6 6.Nf3 Ne4 7.Bd2 Nxd2 E23 1406

Nimzo-Indian Defense: Spielmann Variation: Karlsbad Variation, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 E32 1340

Nimzo-Indian Defense: Classical Variation: , 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 E38 1342

Nimzo-Indian Defense: Classical Variation: Berlin Variation, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 5.dxc5 Bxc3+ E39 1344

Nimzo-Indian Defense: Classical Variation: Berlin Variation, Steiner Variation1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 5.dxc5 O-O E39 1343

Nimzo-Indian Defense: Classical Variation: Berlin Variation, Pirc Variation1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 E34 1348

Nimzo-Indian Defense: Classical Variation: Noa Variation, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.a3 E36 1350

Nimzo-Indian Defense: Classical Variation: Noa Variation, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.a3 Bxc3+ 6.Qxc3 Nc6 E36 1351

Nimzo-Indian Defense: Classical Variation: Noa Variation, Botvinnik Variation1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.a3 Bxc3+ 6.Qxc3 Ne4 7.Qc2 E37 1349

Nimzo-Indian Defense: Classical Variation: Noa Variation, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.a3 Bxc3+ 6.Qxc3 Ne4 7.Qc2 Nc6 8.e3 e5 E37 1353

Nimzo-Indian Defense: Classical Variation: Noa Variation, San Remo Variation1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.cxd5 exd5 6.Nf3 Qf5 E35 1354

Nimzo-Indian Defense: Classical Variation: Romainshin Variation, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.cxd5 Qxd5 6.Nf3 Qf5 7.Qd1 e5 E34 1341

Nimzo-Indian Defense: Classical Variation: Belyavsky Gambit, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.exd5 Qxd5 E34 1352

Nimzo-Indian Defense: Classical Variation: Noa Variation, Modern Line1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 Nc6 E33 1356

Nimzo-Indian Defense: Classical Variation: Zurich Variation, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 Nc6 5.Nf3 d6 E33 1347

Nimzo-Indian Defense: Classical Variation: Milner-Barry Variation, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 O-O 5.a3 Bxc3+ 6.Qxc3 b5 E32 1355

Nimzo-Indian Defense: Classical Variation: Vitolinsh-Adorjan Gambit, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 O-O 5.a3 Bxc3+ 6.Qxc3 b6 E32 1345

Nimzo-Indian Defense: Classical Variation: Keres Defense, 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 5.Qc2 c5 6.dxc5 O-O E39 1346

Nimzo-Indian Defense: Classical Variation: Lisitsyn-Bondarevsky Gambit, 1.d4 Nf6 2.c4 e6 3.Nf3 E10 817

Indian Game: Anti-Nimzo-indian: ,

of 97

MoveList Fullname Caxton ID ECO1.d4 Nf6 2.c4 e6 3.Nf3 a6 E10 825

Indian Game: Dzindzi-Indian Defense: , 1.d4 Nf6 2.c4 e6 3.Nf3 b6 E12 1813

Queen's Indian Defense: General: , 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 E12 1822

Queen's Indian Defense: Petrosian Variation: , 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 Ba6 5.Qc2 Bb7 E11 1823

Queen's Indian Defense: Petrosian Variation: Farago Defense, 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Bf4 E12 1820

Queen's Indian Defense: Miles Variation: , 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.e3 E14 1826

Queen's Indian Defense: Spassky System: , 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 E15 1812

Queen's Indian Defense: Finachetto General: , 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 E15 1807

Queen's Indian Defense: Fianchetto Variation: Nimzowitsch Variation, 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.b3 E15 1809

Queen's Indian Defense: Fianchetto Variation: Nimzowitsch Variation, Quiet Line1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.Qa4+ E15 1808

Queen's Indian Defense: Fianchetto Variation: Nimzowitsch Variation, Nimzowitsch Attack1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.Qb3 E15 1810

Queen's Indian Defense: Fianchetto Variation: Nimzowitsch Variation, Timman's Line1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 E15 1805

Queen's Indian Defense: Fianchetto Traditional: , 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Bb4+ E16 1799

Queen's Indian Defense: Capablanca Variation: , 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Bb4+ 6.Bd2 a5 E16 1830

Queen's Indian Defense: Yates Variation: , 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Bb4+ 6.Bd2 Be7 E16 1824

Queen's Indian Defense: Riumin Variation: , 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 E17 1828

Queen's Indian Defense: Traditional Variation: , 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.Nc3 E17 1798

Queen's Indian Defense: Anti-Queen's Indian System: , 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.Nc3 Ne4 7.Bd2 E17 1821

Queen's Indian Defense: Opocensky Variation: , 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O E17 1800

Queen's Indian Defense: Classical Variation: , 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.b3 E17 1804

Queen's Indian Defense: Euwe Variation: , 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.d5 exd5 8.Nd4 E17 1802

Queen's Indian Defense: Classical Variation: Taimanov Gambit, 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.d5 exd5 8.Nh4 E17 1801

Queen's Indian Defense: Classical Variation: Polugayevsky Gambit, 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 E17 1827

Queen's Indian Defense: Traditional Variation: , 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 Na6 E17 1803

Queen's Indian Defense: Classical Variation: Tiviakov Defense, 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 Ne4 8.Qc2 Nxc3 9.Qxc3 E19 1829

Queen's Indian Defense: Traditional Variation: Main Line, 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Re1 E17 1806

Queen's Indian Defense: Fianchetto Variation: Kramnik Variation, 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 c5 E15 1811

Queen's Indian Defense: Fianchetto Variation: Saemisch Variation, 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 c5 6.d5 exd5 7.Nh4 E16 1825

Queen's Indian Defense: Rubinstein Variation: ,

of 97

MoveList Fullname Caxton ID ECO1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 E12 1814

Queen's Indian Defense: Kasparov Variation: , 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 Bb7 5.a3 E17 1817

Queen's Indian Defense: Kasparov-Petrosian Variation: , 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 Bb7 5.a3 d5 6.cxd5 Nxd5 7.e4 E12 1819

Queen's Indian Defense: Kasparov-Petrosian Variation: Polovodin Gambit, 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 Bb7 5.a3 g6 E17 1818

Queen's Indian Defense: Kasparov-Petrosian Variation: Hedgehog Variation, 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 Bb7 5.Bg5 h6 6.Bh4 Bb4 E13 1816

Queen's Indian Defense: Kasparov Variation: General Variation, 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 Bb7 5.Bg5 h6 6.Bh4 g5 7.Bg3 Nh5 E12 1815

Queen's Indian Defense: Kasparov Variation: Botvinnik Variation, 1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ E11 223

Bogo-indian Defense: General: , 1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 Bxd2+ 5.Qxd2 b6 6.g3 Bb7 7.Bg2 O-O 8.Nc3 Ne4 9.Qc2 Nxc3 E11 225

Bogo-indian Defense: Monticelli Trap: , 1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 Qe7 E11 226

Bogo-indian Defense: Nimzowitsch Variation: , 1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Nbd2 E11 224

Bogo-indian Defense: Gruenfeld Variation: , 1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 b5 E10 221

Blumenfeld Countergambit: General: , 1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 b5 5.Bg5 E10 220

Blumenfeld Countergambit: Dus-Chotimursky Variation: , 1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 b5 5.Bg5 exd5 6.cxd5 h6 E10 222

Blumenfeld Countergambit: Spielmann Variation: , 1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 b5 5.dxe6 fxe6 6.cxb5 d5 E10 219

Blumenfeld Countergambit: Accepted: , 1.d4 Nf6 2.c4 e6 3.Nf3 Ne4 E10 824

Indian Game: Doery Indian: , 1.d4 Nf6 2.c4 g5 A50 839

Indian Game: Medusa Gambit: , 1.d4 Nf6 2.c4 g6 E61 856

Indian Game: West Indian Defense: , 1.d4 Nf6 2.c4 g6 3.d5 E60 815

Indian Game: Anti-Gruenfeld: Advance Variation, 1.d4 Nf6 2.c4 g6 3.d5 b5 E60 814

Indian Game: Anti-Gruenfeld: Adorjan Gambit, 1.d4 Nf6 2.c4 g6 3.f3 D70 816

Indian Game: Anti-Gruenfeld: Alekhine Variation, 1.d4 Nf6 2.c4 g6 3.f3 d5 D70 1336

Neo-Gruenfeld Defense: Goglidze Attack: , 1.d4 Nf6 2.c4 g6 3.f3 e5 D70 2714

Indian Game: Anti-Gruenfeld: Alekhine Variation, Leko Gambit1.d4 Nf6 2.c4 g6 3.g3 E60 1158

King's Indian Defense: Fianchetto Variation: Immediate Fianchetto, 1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 d5 E60 757

Gruenfeld Defense: Counterthrust Variation: , 1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.Nge2 E60 1168

King's Indian Defense: Fianchetto Variation: Pomar Variation, 1.d4 Nf6 2.c4 g6 3.g3 d5 D70 1335

Neo-Gruenfeld Defense: General: , 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.cxd5 Nxd5 D71 1333

Neo-Gruenfeld Defense: Exchange Variation: , 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.cxd5 Nxd5 6.e4 Nb6 7.Ne2 D72 1334

Neo-Gruenfeld Defense: Exchange Variation with 6.e4: ,

of 97

MoveList Fullname Caxton ID ECO1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 D73 1337

Neo-Gruenfeld Defense: Misc. with 5.Nf3: , 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.cxd5 Nxd5 7.O-O D74 1330

Neo-Gruenfeld Defense: Delayed Exchange Variation: , 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.cxd5 Nxd5 7.O-O c5 8.dxc5 D75 1331

Neo-Gruenfeld Defense: Delayed Exchange Variation: , 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.cxd5 Nxd5 7.O-O c5 8.Nc3 D75 1332

Neo-Gruenfeld Defense: Delayed Exchange Variation: , 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.cxd5 Nxd5 7.O-O Nb6 D76 1329

Neo-Gruenfeld Defense: Delayed Exchange Variation: , 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O D77 1325

Neo-Gruenfeld Defense: Classical Variation: , 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6 D78 1327

Neo-Gruenfeld Defense: Classical Variation: Original Defense, 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6 7.cxd5 cxd5 D79 1339

Neo-Gruenfeld Defense: Ultra-delayed Exchange Variation: , 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O dxc4 D78 1326

Neo-Gruenfeld Defense: Classical Variation: Modern Defense, 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O Nc6 D78 1328

Neo-Gruenfeld Defense: Classical Variation: Polgar Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 E70 1189

King's Indian Defense: Normal Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 E77 1235

King's Indian Defense: Six Pawns Attack: , 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 E73 1193

King's Indian Defense: Normal Variation: Standard Development, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Be3 E73 1234

King's Indian Defense: Semi-Averbakh System: , 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 E73 1140

King's Indian Defense: Averbakh Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 a6 E73 1149

King's Indian Defense: Averbakh Variation: Spanish Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 c5 E74 1142

King's Indian Defense: Averbakh Variation: Benoni Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 c5 7.d5 E75 1143

King's Indian Defense: Averbakh Variation: Benoni Defense, Advance Variation1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 c5 7.dxc5 E74 1144

King's Indian Defense: Averbakh Variation: Benoni Defense, Exchange Variation1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 h6 E73 1145

King's Indian Defense: Averbakh Variation: Flexible Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 Na6 E73 1147

King's Indian Defense: Averbakh Variation: Modern Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 Na6 7.Qd2 c6 E73 1148

King's Indian Defense: Averbakh Variation: Modern Defense, Burgess Line1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 Nbd7 E73 1146

King's Indian Defense: Averbakh Variation: Geller Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 Nc6 E73 1141

King's Indian Defense: Averbakh Variation: 6…Nc6 Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Bg5 E70 1139

King's Indian Defense: Accelerated Averbakh Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 E80 1220

King's Indian Defense: Saemisch Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O E81 1229

King's Indian Defense: Saemisch Variation: Normal Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 b6 E82 1228

King's Indian Defense: Saemisch Variation: Double Fianchetto,

of 97

MoveList Fullname Caxton ID ECO1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 c6 7.Bd3 a6 E81 1224

King's Indian Defense: Saemisch Variation: Byrne Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 E85 1230

King's Indian Defense: Saemisch Variation: Orthodox Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.d5 E87 1225

King's Indian Defense: Saemisch Variation: Closed Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.d5 c6 E88 1226

King's Indian Defense: Saemisch Variation: Closed Variation, 7…c61.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.d5 c6 8.Nge2 cxd5 E89 1227

King's Indian Defense: Saemisch Variation: Closed Variation, Main Line1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.d5 Nh5 8.Qd2 Qh4+ 9.g3 Nxg3 10.Qf2 Nxf1 E87 1223

King's Indian Defense: Saemisch Variation: Bronstein Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.Nge2 c6 E86 1221

King's Indian Defense: Saemisch Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 Nc6 E83 1232

King's Indian Defense: Saemisch Variation: Yates Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 Nc6 7.Nge2 a6 E83 1231

King's Indian Defense: Saemisch Variation: Panno Formation, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Bg5 E76 1237

King's Indian Defense: Steiner Attack: , 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Nge2 E81 1222

King's Indian Defense: Saemisch Variation: Bobotsov-Korchnoi-Petrosian Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 E76 1177

King's Indian Defense: Four Pawns Attack: , 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 Na6 E76 1183

King's Indian Defense: Four Pawns Attack: Modern Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Be2 E77 1182

King's Indian Defense: Four Pawns Attack: General, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Be2 c5 7.d5 e6 8.Nf3 E77 1184

King's Indian Defense: Four Pawns Attack: Normal Attack, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Be2 c5 7.d5 e6 8.Nf3 exd5 9.e5 E77 1180

King's Indian Defense: Four Pawns Attack: Florentine Gambit, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Be2 c5 7.Nf3 E78 1181

King's Indian Defense: Four Pawns Attack: Fluid Attack, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Be2 c5 7.Nf3 cxd4 8.Nxd4 Nc6 9.Be3 E79 1179

King's Indian Defense: Four Pawns Attack: Exchange Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Nf3 c5 7.d5 E76 1178

King's Indian Defense: Four Pawns Attack: Dynamic Attack, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.g3 E72 1190

King's Indian Defense: Normal Variation: Deferred Fianchetto, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.g3 O-O 6.Bg2 e5 7.Nge2 E72 1219

King's Indian Defense: Pomar System: , 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.h3 E71 1188

King's Indian Defense: Makagonov Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 E90 1192

King's Indian Defense: Normal Variation: Rare Defenses, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 E91 1206

King's Indian Defense: Orthodox Variation: General, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 E92 1195

King's Indian Defense: Orthodox Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.Be3 E92 1208

King's Indian Defense: Orthodox Variation: Gligoric-Taimanov System, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.d5 E92 1215

King's Indian Defense: Petrosian Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.d5 a5 E92 1218

King's Indian Defense: Petrosian Variation: Stein Defense,

of 97

MoveList Fullname Caxton ID ECO1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.d5 Nbd7 E93 1217

King's Indian Defense: Petrosian Variation: Normal Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.d5 Nbd7 8.Bg5 h6 9.Bh4 g5 10.Bg3 Nh5 E93 1216

King's Indian Defense: Petrosian Variation: Keres Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.dxe5 E92 1150

King's Indian Defense: Exchange Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O E94 1194

King's Indian Defense: Orthodox Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O a5 E94 1214

King's Indian Defense: Orthodox Variation: Ukranian Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O c6 E94 1205

King's Indian Defense: Orthodox Variation: Donner Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Na6 E94 1207

King's Indian Defense: Orthodox Variation: Glek Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nbd7 E94 1211

King's Indian Defense: Orthodox Variation: Positional Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nbd7 8.d5 E94 1212

King's Indian Defense: Orthodox Variation: Positional Defense, Closed Line1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nbd7 8.Re1 c6 9.Bf1 a5 E96 1213

King's Indian Defense: Orthodox Variation: Positional Defense, Main Line1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 E97 1196

King's Indian Defense: Orthodox Variation: Aronin-Taimanov Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.b4 E97 1197

King's Indian Defense: Orthodox Variation: Bayonet Attack, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.b4 Nh5 10.Qc2 E97 1199

King's Indian Defense: Orthodox Variation: Bayonet Attack, Yepishin's Line1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.b4 Nh5 10.Re1 E97 1198

King's Indian Defense: Orthodox Variation: Bayonet Attack, Sokolov's Line1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Bd2 E97 1209

King's Indian Defense: Orthodox Variation: Korchnoi Attack, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Nd2 E97 1210

King's Indian Defense: Orthodox Variation: Modern System, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Ne1 E98 1202

King's Indian Defense: Orthodox Variation: Classical System, Misc. Lines1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Ne1 Nd7 10.Be3 E99 1203

King's Indian Defense: Orthodox Variation: Classical System, Neo-Classsical Line1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Ne1 Nd7 10.Be3 f5 E99 1201

King's Indian Defense: Orthodox Variation: Classical System, Kozul Gambit1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Ne1 Nd7 10.f3 f5 E99 1204

King's Indian Defense: Orthodox Variation: Classical System, Traditional Line1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Ne1 Nd7 10.f3 f5 11.g4 E99 1200

King's Indian Defense: Orthodox Variation: Classical System, Benko Attack1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 Na6 E91 1185

King's Indian Defense: Kazakh Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be3 E90 1187

King's Indian Defense: Larsen Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Bg5 E90 1238

King's Indian Defense: Zinnowitz Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nge2 E70 1186

King's Indian Defense: Kramer Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.Bg5 E61 1236

King's Indian Defense: Smyslov Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 E62 1155

King's Indian Defense: Fianchetto Variation: Delayed Fianchetto, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c5 E64 1176

King's Indian Defense: Fianchetto Variation: Yugoslav Variation, Rare Lines

of 97

MoveList Fullname Caxton ID ECO1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c5 7.O-O E65 1173

King's Indian Defense: Fianchetto Variation: Yugoslav Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c5 7.O-O Nc6 8.d5 E66 1174

King's Indian Defense: Fianchetto Variation: Yugoslav Variation, Advance Line1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c5 7.O-O Nc6 8.dxc5 dxc5 E66 1175

King's Indian Defense: Fianchetto Variation: Yugoslav Variation, Exchange Line1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c6 7.O-O Bf5 E62 1161

King's Indian Defense: Fianchetto Variation: Larsen Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c6 7.O-O Qa5 E62 1160

King's Indian Defense: Fianchetto Variation: Kavalek Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c6 7.O-O Qb6 E61 1151

King's Indian Defense: Fianchetto Variation: Benjamin Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nbd7 E67 1154

King's Indian Defense: Fianchetto Variation: Debrecen Defense, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nbd7 7.O-O e5 E67 1152

King's Indian Defense: Fianchetto Variation: Classical Fianchetto, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nbd7 7.O-O e5 8.e4 c6 9.h3 E69 1153

King's Indian Defense: Fianchetto Variation: Classical Main Line, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nbd7 7.O-O e5 8.e4 Re8 9.h3 cxd4 10.Nxd4 Nc5 E68 1163

King's Indian Defense: Fianchetto Variation: Long Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nc6 E62 1159

King's Indian Defense: Fianchetto Variation: Karlsbad Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nc6 7.O-O a6 E63 1164

King's Indian Defense: Fianchetto Variation: Panno Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nc6 7.O-O a6 8.d5 Na5 9.Nd2 c5 10.Qc2 e5 E63 1165

King's Indian Defense: Fianchetto Variation: Panno Variation, Blockade Line1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nc6 7.O-O a6 8.d5 Na5 9.Nd2 c5 10.Qc2 Rb8 E63 1166

King's Indian Defense: Fianchetto Variation: Panno Variation, Donner Line1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nc6 7.O-O a6 8.h3 Rb8 9.Be3 b5 10.Nd2 E63 1167

King's Indian Defense: Fianchetto Variation: Panno Variation, Korchnoi Line1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nc6 7.O-O Bf5 E62 1162

King's Indian Defense: Fianchetto Variation: Lesser Simagin (Spassky), 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nc6 7.O-O Bg4 E62 1170

King's Indian Defense: Fianchetto Variation: Simagin Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nc6 7.O-O e5 E62 1171

King's Indian Defense: Fianchetto Variation: Uhlmann-Szabo System, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 D80 772

Gruenfeld Defense: General: , 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 D82 751

Gruenfeld Defense: Brinckmann Attack: , 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 O-O D83 752

Gruenfeld Defense: Brinckmann Attack: Gruenfeld Gambit, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 O-O 6.cxd5 Nxd5 7.Nxd5 Qxd5 8.Bxc7 D84 753

Gruenfeld Defense: Brinckmann Attack: Gruenfeld Gambit, Accepted1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 O-O 6.Rc1 D83 755

Gruenfeld Defense: Brinckmann Attack: Gruenfeld Gambit, Capablanca Variation1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 O-O 6.Rc1 c5 7.dxc5 Be6 D83 754

Gruenfeld Defense: Brinckmann Attack: Gruenfeld Gambit, Botvinnik Variation1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 O-O 6.Rc1 c5 7.dxc5 Qa5 D83 756

Gruenfeld Defense: Brinckmann Attack: Reshevsky Gambit, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 D85 758

Gruenfeld Defense: Exchange Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 D86 759

Gruenfeld Defense: Exchange Variation: Classical Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 D87 768

Gruenfeld Defense: Exchange Variation: Spassky Variation,

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MoveList Fullname Caxton ID ECO1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 9.O-O Nc6 10.Be3 D87 764

Gruenfeld Defense: Exchange Variation: Seville Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 9.O-O Nc6 10.Be3 D88 767

Gruenfeld Defense: Exchange Variation: Spassky Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 9.O-O Nc6 10.Be3 D89 769

Gruenfeld Defense: Exchange Variation: Spassky Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 9.O-O Nc6 10.Be3 D89 766

Gruenfeld Defense: Exchange Variation: Sokolsky Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 Nc6 D86 765

Gruenfeld Defense: Exchange Variation: Simagin's Improved Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 Qd7 D86 760

Gruenfeld Defense: Exchange Variation: Larsen Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Nf3 D85 761

Gruenfeld Defense: Exchange Variation: Modern Exchange Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Nf3 c5 8.h3 D85 762

Gruenfeld Defense: Exchange Variation: Modern Exchange Variation, Kramnik's line1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.Na4 D85 763

Gruenfeld Defense: Exchange Variation: Nadanian Attack, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.f3 D70 774

Gruenfeld Defense: Lutikov Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.f3 c5 6.cxd5 Nxd5 6.Na4 D70 775

Gruenfeld Defense: Lutikov Variation: Murey Attack, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.g4 D80 773

Gruenfeld Defense: Gibbon Gambit: , 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.h4 D80 798

Gruenfeld Defense: Zaitsev Gambit: , 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 D90 790

Gruenfeld Defense: Three Knights Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bf4 D92 793

Gruenfeld Defense: Three Knights Variation: Hungarian Attack, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bf4 O-O 6.e3 D93 794

Gruenfeld Defense: Three Knights Variation: Hungarian Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bg5 D91 796

Gruenfeld Defense: Three Knights Variation: Petrosian System, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 D94 791

Gruenfeld Defense: Three Knights Variation: Burille Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 c5 6.Be2 cxd4 7.exd4 d5 8.O-O Nc6 D94 792

Gruenfeld Defense: Three Knights Variation: Burille Variation, Reversed Tarrasch1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 O-O 6.b4 D94 776

Gruenfeld Defense: Makogonov Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 O-O 6.Bd2 D94 777

Gruenfeld Defense: Opocensky Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 O-O 6.Bd3 D94 795

Gruenfeld Defense: Three Knights Variation: Paris Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 O-O 6.Bd3 c6 7.O-O Bf5 D94 770

Gruenfeld Defense: Flohr Defense: , 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 O-O 6.Bd3 c6 7.O-O Bg4 D94 789

Gruenfeld Defense: Smyslov Defense: , 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 O-O 6.Qb3 D95 797

Gruenfeld Defense: Three Knights Variation: Vienna Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 O-O 6.Qb3 e6 D95 750

Gruenfeld Defense: Botvinnik Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qa4+ D90 771

Gruenfeld Defense: Flohr Variation: , 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 D96 778

Gruenfeld Defense: Russian Variation: ,

of 97

MoveList Fullname Caxton ID ECO1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 D97 787

Gruenfeld Defense: Russian Variation: With e4, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 a6 D97 781

Gruenfeld Defense: Russian Variation: Hungarian Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 b6 D97 782

Gruenfeld Defense: Russian Variation: Levenfish Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 Bg4 D98 784

Gruenfeld Defense: Russian Variation: Smyslov Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 Bg4 8.Be3 Nfd7 9.Qb3 D99 785

Gruenfeld Defense: Russian Variation: Smyslov Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 Bg4 8.Be3 Nfd7 9.Qb3 c5 D99 788

Gruenfeld Defense: Russian Variation: Yugoslav Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 c6 D97 786

Gruenfeld Defense: Russian Variation: Szabo (Boleslavsky), 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 Na6 D97 783

Gruenfeld Defense: Russian Variation: Prins Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 Nc6 D97 780

Gruenfeld Defense: Russian Variation: Byrne (Simagin) Variation, 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Qb3 D81 779

Gruenfeld Defense: Russian Variation: Accelerated Variation, 1.d4 Nf6 2.c4 g6 3.Nf3 E60 1191

King's Indian Defense: Normal Variation: King's Knight Variation, 1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.b4 E60 1233

King's Indian Defense: Santassiere Variation: , 1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 c5 5.Bg2 Qa5+ E64 1169

King's Indian Defense: Fianchetto Variation: Pterodactyl Variation, 1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 d6 5.Bg2 O-O 6.O-O c5 E64 1172

King's Indian Defense: Fianchetto Variation: Yugoslav System w/o Nc3, 1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 d6 5.Bg2 O-O 6.O-O Nbd7 7.Nc3 a6 E64 1157

King's Indian Defense: Fianchetto Variation: Hungarian Variation, 1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 d6 5.Bg2 O-O 6.O-O Nbd7 7.Nc3 e5 8.b3 E64 1156

King's Indian Defense: Fianchetto Variation: Double Fianchetto Attack, 1.d4 Nf6 2.c4 g6 3.Nf3 d5 D70 1338

Neo-Gruenfeld Defense: Non- or Delayed Fianchetto: , 1.d4 Nf6 2.c4 Nc6 A50 1279

Mexican Defense: General: , 1.d4 Nf6 2.c4 Nc6 3.d5 Ne5 4.f4 A50 1280

Mexican Defense: Horsefly Gambit: , 1.d4 Nf6 2.d5 A45 845

Indian Game: Pawn Push Variation: , 1.d4 Nf6 2.e4 A45 841

Indian Game: Omega Gambit: , 1.d4 Nf6 2.e4 Nxe4 3.Bd3 Nf6 4.Bg5 A45 842

Indian Game: Omega Gambit: Arafat Gambit, 1.d4 Nf6 2.f3 A45 843

Indian Game: Paleface Attack: , 1.d4 Nf6 2.f3 d5 3.e4 A45 844

Indian Game: Paleface Attack: Blackmar-Diemer Gambit Deferred, 1.d4 Nf6 2.f3 d5 3.g4 A45 827

Indian Game: Gedult Attack: Gedult Attack, 1.d4 Nf6 2.f4 A45 2535

System: Canard Formation: , 1.d4 Nf6 2.g4 e5 A45 832

Indian Game: Gibbins-Wiedehagen Gambit: Oshima Defense, 1.d4 Nf6 2.g4 Nxg4 A45 829

Indian Game: Gibbins-Wiedehagen Gambit: Accepted,

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MoveList Fullname Caxton ID ECO1.d4 Nf6 2.g4 Nxg4 3.e4 d6 4.Be2 Nf6 5.Nc3 A45 833

Indian Game: Gibbins-Wiedehagen Gambit: Stummer Gambit, 1.d4 Nf6 2.g4 Nxg4 3.f3 Nf6 4.e4 A45 831

Indian Game: Gibbins-Wiedehagen Gambit: Maltese Falcon, 1.d4 Nf6 2.Nc3 c5 A45 851

Indian Game: Reversed Chigorin Defense: , 1.d4 Nf6 2.Nc3 d5 3.Bg5 c5 4.Bxf6 gxf6 5.e4 dxe4 6.d5 D00 2625

Veresov Opening: Malich Gambit: , 1.d4 Nf6 2.Nc3 d5 3.e4 Nxe4 D00 1584

Queen Pawn Game: Huebsch Gambit: , 1.d4 Nf6 2.Nc3 e5 A45 838

Indian Game: Maddigan Gambit: , 1.d4 Nf6 2.Nd2 e5 A45 835

Indian Game: Lazard Gambit: , 1.d4 Nf6 2.Nf3 A46 834

Indian Game: Knights Variation: , 1.d4 Nf6 2.Nf3 b6 A47 820

Indian Game: Capablanca Variation: , 1.d4 Nf6 2.Nf3 b6 3.c3 e5 A47 853

Indian Game: Schnepper Gambit: , 1.d4 Nf6 2.Nf3 b6 3.g3 Bb7 4.Bg2 c5 A47 850

Indian Game: Queen's Indian Defense: Marienbad System, General1.d4 Nf6 2.Nf3 b6 3.g3 Bb7 4.Bg2 c5 5.c4 cxd4 6.Qxd4 A47 849

Indian Game: Queen's Indian Defense: Marienbad System, Berg Variation1.d4 Nf6 2.Nf3 c5 A46 855

Indian Game: Spielmann-Indian: , 1.d4 Nf6 2.Nf3 c5 3.d5 b5 A46 847

Indian Game: Pseudo-Benko: , 1.d4 Nf6 2.Nf3 c6 A46 822

Indian Game: Czech-Indian: , 1.d4 Nf6 2.Nf3 e6 3.Bf4 A46 836

Indian Game: London System: , 1.d4 Nf6 2.Nf3 e6 3.Bg5 A46 2572

Torre Attack: Classical Defense: , 1.d4 Nf6 2.Nf3 e6 3.Bg5 c5 4.e3 b6 5.d5 A46 2574

Torre Attack: Classical Defense: Petrosian Gambit, 1.d4 Nf6 2.Nf3 e6 3.Bg5 c5 4.e4 A46 2577

Torre Attack: Wagner Gambit: , 1.d4 Nf6 2.Nf3 e6 3.Bg5 h6 A46 2573

Torre Attack: Classical Defense: Nimzowitsch Variation, 1.d4 Nf6 2.Nf3 e6 3.e3 A46 857

Indian Game: Yusupov-Rubinstein System: , 1.d4 Nf6 2.Nf3 g6 A49 848

Indian Game: Pseudo-King's Indian Variation: , 1.d4 Nf6 2.Nf3 g6 3.Bf4 A48 837

Indian Game: London System: , 1.d4 Nf6 2.Nf3 g6 3.Bg5 A48 2575

Torre Attack: Fianchetto Defense: , 1.d4 Nf6 2.Nf3 g6 3.Bg5 Bg7 4.Nbd2 c5 A48 2576

Torre Attack: Fianchetto Defense: Euwe Variation, 1.d4 Nf6 2.Nf3 g6 3.e3 Bg7 4.Bd3 d5 A48 1580

Queen Pawn Game: Colle System: Gruenfeld Formation, 1.d4 Nf6 2.Nf3 g6 3.e3 Bg7 4.Bd3 d6 A48 821

Indian Game: Colle System: King's Indian Variation, 1.d4 Nf6 2.Nf3 g6 3.g3 A49 846

Indian Game: Przepiorka Variation: ,

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MoveList Fullname Caxton ID ECO1.d4 Nf6 2.Nf3 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 O-O 6.Be2 D02 1573

Queen Pawn Game: Barry Attack: Gruenfeld Variation, 1.d5 d5 2.Nf3 c5 D02 2699

Zukertort Opening: Reversed Queen's Gambit: , 1.e3 A00 2620

Van't Kruijs Opening: General: , 1.e3 d5 2.Nc3 Nf6 3.a3 e5 4.f4 exf4 5.Nf3 A00 2624

Van't Kruijs Opening: Keoni-Hiva Gambit Delayed: , 1.e3 e5 2.Bc4 b5 3.Bb3 2733

Van't Kruijs Opening: Bouncing Bishop Variation: , 1.e3 e5 2.Nc3 d5 3.f4 exf4 4.Nf3 A00 2623

Van't Kruijs Opening: Keoni-Hiva Gambit: Ekolu Variation, 1.e3 e5 2.Nc3 Nc6 3.f4 exf4 4.Nf3 A00 2622

Van't Kruijs Opening: Keoni-Hiva Gambit: Alua Variation, 1.e3 e5 2.Nc3 Nf6 3.f4 exf4 4.Nf3 A00 2621

Van't Kruijs Opening: Keoni-Hiva Gambit: Akahi Variation, 1.e4 a5 B00 2677

Ware Defense: General: , 1.e4 a5 2.d4 Nc6 A40 2678

Ware Defense: Snaglepuss Defense: , 1.e4 a6 B00 2527

St. George Defense: General: , 1.e4 a6 2.d4 b5 3.Nf3 Bb7 4.Bd3 d6 5.O-O g6 6.c3 Bg7 B00 2529

St. George Defense: San Jorge Variation: , 1.e4 a6 2.d4 b5 3.Nf3 Bb7 4.Bd3 e6 B00 2528

St. George Defense: Polish Variation: , 1.e4 a6 2.d4 e5 B00 2534

St. George Defense: Zilbermints Gambit: , 1.e4 a6 2.d4 e6 3.c4 B00 2531

St. George Defense: New St. George: Three Pawn Attack, 1.e4 a6 2.d4 e6 3.c4 b5 B00 2710

St. George Defense: New St. George: Sanky-Georg Gambit, 1.e4 a6 2.d4 e6 3.Nf3 b5 4.Bd3 c5 5.c3 Bb7 6.O-O Nf6 B00 2532

St. George Defense: New St. George: Traditional Line, 1.e4 a6 2.d4 Nc6 B00 2533

St. George Defense: Woodchuck Variation: , 1.e4 b6 B00 1477

Owen Defense: General: , 1.e4 b6 2.d4 Ba6 B00 799

Guatemala Defense: General: , 1.e4 b6 2.d4 Bb7 3.Bd3 f5 4.exf5 Bxg2 5.Qh5+ g6 B00 1479

Owen Defense: Matovinsky Gambit: , 1.e4 b6 2.d4 Bb7 3.Bg5 B00 1480

Owen Defense: Naselwaus Gambit: , 1.e4 b6 2.d4 Bb7 3.f3 e5 B00 1482

Owen Defense: Wind Gambit: , 1.e4 b6 2.d4 Bb7 3.Nf3 B00 1481

Owen Defense: Smith Gambit: , 1.e4 b6 2.d4 c5 3.dxc5 Nc6 B00 1478

Owen Defense: Hekili-Loa Gambit: , 1.e4 c5 B20-99 2099

Sicilian Defense: General: , 1.e4 c5 2.a3 B20 2138

Sicilian Defense: Mengarini Variation: , 1.e4 c5 2.b3 B20 2287

Sicilian Defense: Snyder Variation: ,

of 97

MoveList Fullname Caxton ID ECO1.e4 c5 2.b3 b6 B20 2288

Sicilian Defense: Snyder Variation: Queen Fianchetto Variation, 1.e4 c5 2.b4 B20 2298

Sicilian Defense: Wing Gambit: , 1.e4 c5 2.b4 cxb4 3.a3 B20 2302

Sicilian Defense: Wing Gambit: Marshall Variation, 1.e4 c5 2.b4 cxb4 3.a3 bxa3 B20 2300

Sicilian Defense: Wing Gambit: Carlsbad Variation, 1.e4 c5 2.b4 cxb4 3.Bb2 B20 2299

Sicilian Defense: Wing Gambit: Abrahams Variation, 1.e4 c5 2.Bc4 B20 2035

Sicilian Defense: Bowlder Attack: , 1.e4 c5 2.c3 B22 2025

Sicilian Defense: Alapin Variation: General, 1.e4 c5 2.c3 d5 3.exd5 Qxd5 B22 2020

Sicilian Defense: Alapin Variation: Barmen Defense, 1.e4 c5 2.c3 d5 3.exd5 Qxd5 4.d4 cxd4 5.cxd4 Nc6 6.Nf3 Bg4 B22 2021

Sicilian Defense: Alapin Variation: Barmen Defense, Central Exchange1.e4 c5 2.c3 d5 3.exd5 Qxd5 4.d4 cxd4 5.cxd4 Nc6 6.Nf3 Bg4 7.Nc3 Bxf3 8.gxf3 Qxd4 9.Qxd4 Nxd4 B22 2022

Sicilian Defense: Alapin Variation: Barmen Defense, Endgame Variation1.e4 c5 2.c3 d5 3.exd5 Qxd5 4.d4 cxd4 5.cxd4 Nc6 6.Nf3 e5 7.Nc3 Bb4 8.Be2 B22 2023

Sicilian Defense: Alapin Variation: Barmen Defense, Milner-Barry Attack1.e4 c5 2.c3 d5 3.exd5 Qxd5 4.d4 Nf6 5.Nf3 Bg4 B22 2024

Sicilian Defense: Alapin Variation: Barmen Defense, Modern Line1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.d4 cxd4 B22 2027

Sicilian Defense: Alapin Variation: Smith-Morra Declined, 1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.d4 e6 5.Nf3 Nc6 B22 2026

Sicilian Defense: Alapin Variation: Sherzer Variation, 1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.Nf3 Nc6 5.Bc4 Nb6 6.Bb3 B22 2028

Sicilian Defense: Alapin Variation: Stoltz Attack, 1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.Nf3 Nc6 5.Bc4 Nb6 6.Bb3 c4 7.Bc2 Qc7 8.Qe2 g5 B22 2029

Sicilian Defense: Alapin Variation: Stoltz Attack, Ivanchuk Line1.e4 c5 2.c4 B20 2295

Sicilian Defense: Staunton-Cochrane Variation: , 1.e4 c5 2.d3 Nc6 3.c3 d6 4.f4 B20 2031

Sicilian Defense: Big Clamp Formation: , 1.e4 c5 2.d4 cxd4 3.c3 B21 2267

Sicilian Defense: Smith-Morra Gambit: , 1.e4 c5 2.d4 cxd4 3.c3 d3 B21 2283

Sicilian Defense: Smith-Morra Gambit: Declined, Push Variation1.e4 c5 2.d4 cxd4 3.c3 d3 4.c4 B21 2282

Sicilian Defense: Smith-Morra Gambit: Declined, Dubois Variation1.e4 c5 2.d4 cxd4 3.c3 d5 B21 2284

Sicilian Defense: Smith-Morra Gambit: Declined, Scandinavian Formation1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 d6 5.Bc4 e6 6.Nf3 Nf6 7.O-O a6 B21 2268

Sicilian Defense: Smith-Morra Gambit: Accepted, Chicago Defense1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 e6 5.Bc4 a6 6.Nf3 Ne7 B21 2279

Sicilian Defense: Smith-Morra Gambit: Accepted, Taimanov Formation1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 e6 5.Nf3 a6 B21 2271

Sicilian Defense: Smith-Morra Gambit: Accepted, Kan Formation1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 d6 6 6.Bc4 a6 7.O-O Nf6 B21 2269

Sicilian Defense: Smith-Morra Gambit: Accepted, Classical Formation1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 d6 6.Bc4 e6 B21 2277

Sicilian Defense: Smith-Morra Gambit: Accepted, Scheveningen Formation1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 e6 6.Bc4 a6 B21 2275

Sicilian Defense: Smith-Morra Gambit: Accepted, Paulsen Formation

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MoveList Fullname Caxton ID ECO1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 e6 6.Bc4 a6 7.O-O b5 8.Bb3 Bc5 B21 2274

Sicilian Defense: Smith-Morra Gambit: Accepted, Morphy Defense Deferred1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 e6 6.Bc4 a6 7.O-O Qc7 8.Qe2 Bd6 B21 2272

Sicilian Defense: Smith-Morra Gambit: Accepted, Larsen Defense1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 e6 6.Bc4 Bb4 B21 2276

Sicilian Defense: Smith-Morra Gambit: Accepted, Pin Defense1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 e6 6.Bc4 Bc5 B21 2273

Sicilian Defense: Smith-Morra Gambit: Accepted, Morphy Defense1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 e6 6.Bc4 d6 7.O-O a6 8.Qe2 b5 B21 2278

Sicilian Defense: Smith-Morra Gambit: Accepted, Sozin Formation1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 g6 B21 2270

Sicilian Defense: Smith-Morra Gambit: Accepted, Fianchetto Defense1.e4 c5 2.d4 cxd4 3.c3 e5 B21 2281

Sicilian Defense: Smith-Morra Gambit: Declined, Center Formation1.e4 c5 2.d4 cxd4 3.c3 Nf6 B21 2280

Sicilian Defense: Smith-Morra Gambit: Declined, Alapin Formation1.e4 c5 2.d4 cxd4 3.c3 Qa5 B21 2286

Sicilian Defense: Smith-Morra Gambit: Declined, Wing Formation1.e4 c5 2.d4 cxd4 3.f4 B21 2103

Sicilian Defense: Halasz Gambit: , 1.e4 c5 2.d4 cxd4 3.Nf3 B21 2148

Sicilian Defense: Morphy Gambit: , 1.e4 c5 2.d4 cxd4 3.Nf3 e5 4.c3 B21 2149

Sicilian Defense: Morphy Gambit: Andreaschek Gambit, 1.e4 c5 2.f4 B21 2136

Sicilian Defense: McDonnell Attack: , 1.e4 c5 2.f4 d5 3.exd5 Nf6 B21 2137

Sicilian Defense: McDonnell Attack: Tal Gambit, 1.e4 c5 2.g3 B20 2126

Sicilian Defense: Lasker-Dunne Attack: , 1.e4 c5 2.h4 B20 2777

Sicilian Defense: Myers Attack: , 1.e4 c5 2.Ke2 2734

Sicilian Defense: King David's Opening: , 1.e4 c5 2.Nc3 B23 2052

Sicilian Defense: Closed Variation: , 1.e4 c5 2.Nc3 e6 3.d4 d5 B23 2135

Sicilian Defense: Marshall Gambit: , 1.e4 c5 2.Nc3 e6 3.g3 d5 B23 2058

Sicilian Defense: Closed Variation: Korchnoi Defense, 1.e4 c5 2.Nc3 Nc6 B25 2059

Sicilian Defense: Closed Variation: Traditional, 1.e4 c5 2.Nc3 Nc6 3.f4 B23 2101

Sicilian Defense: Grand Prix Attack: , 1.e4 c5 2.Nc3 Nc6 3.f4 g6 4.Nf3 Bg7 5.Bc4 e6 6.f5 B23 2102

Sicilian Defense: Grand Prix Attack: Schofman Variation, 1.e4 c5 2.Nc3 Nc6 3.g3 B24 2057

Sicilian Defense: Closed Variation: Fianchetto Variation, 1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Be3 B26 2051

Sicilian Defense: Closed Variation: , 1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.f4 B25 2050

Sicilian Defense: Closed Variation: , 1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.f4 e5 B25 2053

Sicilian Defense: Closed Variation: Botvinnik Defense I, 1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.f4 e5 7.Nh3 Nge7 B25 2054

Sicilian Defense: Closed Variation: Botvinnik Defense I, Edge Variation

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MoveList Fullname Caxton ID ECO1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Nge2 e5 B25 2055

Sicilian Defense: Closed Variation: Botvinnik Defense II, 1.e4 c5 2.Nc3 Nc6 3.Nge2 B23 2056

Sicilian Defense: Closed Variation: Chameleon Variation, 1.e4 c5 2.Ne2 B20 2043

Sicilian Defense: Chameleon: , 1.e4 c5 2.Nf3 B27 2139

Sicilian Defense: Misc. Defenses: , 1.e4 c5 2.Nf3 a6 B28 2186

Sicilian Defense: O'Kelly Variation: , 1.e4 c5 2.Nf3 a6 3.b3 B28 2188

Sicilian Defense: O'Kelly Variation: Kieseritzky System, 1.e4 c5 2.Nf3 a6 3.b4 B28 2206

Sicilian Defense: O'Kelly Variation: Wing Gambit, 1.e4 c5 2.Nf3 a6 3.Be2 B28 2187

Sicilian Defense: O'Kelly Variation: Aronin System, 1.e4 c5 2.Nf3 a6 3.c3 B28 2201

Sicilian Defense: O'Kelly Variation: Venice System, 1.e4 c5 2.Nf3 a6 3.c3 b5 B28 2204

Sicilian Defense: O'Kelly Variation: Venice System, Ljubojevic Line1.e4 c5 2.Nf3 a6 3.c3 d5 4.exd5 Nf6 B28 2203

Sicilian Defense: O'Kelly Variation: Venice System, Gambit line1.e4 c5 2.Nf3 a6 3.c3 d6 B28 2205

Sicilian Defense: O'Kelly Variation: Venice System, Steiner Line1.e4 c5 2.Nf3 a6 3.c3 Nf6 B28 2202

Sicilian Defense: O'Kelly Variation: Venice System, Barcza Line1.e4 c5 2.Nf3 a6 3.c4 B28 2189

Sicilian Defense: O'Kelly Variation: Maroczy Bind, 1.e4 c5 2.Nf3 a6 3.c4 d6 B28 2192

Sicilian Defense: O'Kelly Variation: Maroczy Bind, Robatsch Line1.e4 c5 2.Nf3 a6 3.c4 e6 B28 2191

Sicilian Defense: O'Kelly Variation: Maroczy Bind, Paulsen Line1.e4 c5 2.Nf3 a6 3.c4 Nc6 4.d4 cxd4 5.Nxd4 e5 B28 2190

Sicilian Defense: O'Kelly Variation: Maroczy Bind, Geller Line1.e4 c5 2.Nf3 a6 3.d3 B28 2199

Sicilian Defense: O'Kelly Variation: Quiet System, 1.e4 c5 2.Nf3 a6 3.d4 B28 2193

Sicilian Defense: O'Kelly Variation: Normal System, 1.e4 c5 2.Nf3 a6 3.d4 cxd4 4.Bc4 B28 2194

Sicilian Defense: O'Kelly Variation: Normal System, Cortlever Gambit1.e4 c5 2.Nf3 a6 3.d4 cxd4 4.c3 B28 2196

Sicilian Defense: O'Kelly Variation: Normal System, Smith-Morra Line1.e4 c5 2.Nf3 a6 3.d4 cxd4 4.Nxd4 e5 B28 2197

Sicilian Defense: O'Kelly Variation: Normal System, Taimanov Line1.e4 c5 2.Nf3 a6 3.d4 cxd4 4.Nxd4 e6 B28 2195

Sicilian Defense: O'Kelly Variation: Normal System, Kan Line1.e4 c5 2.Nf3 a6 3.d4 cxd4 4.Qxd4 B28 2198

Sicilian Defense: O'Kelly Variation: Normal System, Zagorovsky Line1.e4 c5 2.Nf3 a6 3.g3 B28 2200

Sicilian Defense: O'Kelly Variation: Reti System, 1.e4 c5 2.Nf3 a6 3.Nc3 B28 2207

Sicilian Defense: O'Kelly Variation: Yerevan System, 1.e4 c5 2.Nf3 b5 B27 2227

Sicilian Defense: Polish Gambit: , 1.e4 c5 2.Nf3 b6 B27 2120

Sicilian Defense: Katalimov Variation: ,

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MoveList Fullname Caxton ID ECO1.e4 c5 2.Nf3 d6 B50 2141

Sicilian Defense: Modern Variations: , 1.e4 c5 2.Nf3 d6 3.b4 B50 2301

Sicilian Defense: Wing Gambit: Deferred Variation, 1.e4 c5 2.Nf3 d6 3.Bb5+ B51 2038

Sicilian Defense: Canal Attack: , 1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 B52 2041

Sicilian Defense: Canal Attack: Main Line, 1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.O-O Nc6 6.c3 Nf6 7.d4 B51 2040

Sicilian Defense: Canal Attack: Haag Gambit, 1.e4 c5 2.Nf3 d6 3.Bb5+ Nc6 4.O-O Bd7 5.Qe2 g6 6.e5 B52 2039

Sicilian Defense: Canal Attack: Dorfman Gambit, 1.e4 c5 2.Nf3 d6 3.Bb5+ Nc6 4.O-O Bdf7 5.c3 a6 6.Bxc6 Bxc6 7.Re1 Nf6 8.d4 Bxe4 9.Bg5 B51 2042

Sicilian Defense: Canal Attack: Moscow Gambit, 1.e4 c5 2.Nf3 d6 3.c3 B50 2060

Sicilian Defense: Delayed Alapin: , 1.e4 c5 2.Nf3 d6 3.c3 Nf6 4.Be2 Nc6 5.d4 cxd4 6.cxd4 Nxe4 B50 2062

Sicilian Defense: Delayed Alapin: Basman-Palatnik Gambit, 1.e4 c5 2.Nf3 d6 3.c3 Nf6 4.Be2 Nc6 5.d4 cxd4 6.cxd4 Nxe4 7.d5 Qa5+ 8.Nc3 Nxc3 9.bxc3 B50 2061

Sicilian Defense: Delayed Alapin: Basman-Palatnik Double Gambit, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.c3 B53 2146

Sicilian Defense: Modern Variations: Tartakower, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 B54 2140

Sicilian Defense: Modern Variations: , 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Be3 Nf6 7.Bc4 Nc6 B35 2080

Sicilian Defense: Dragon Variation: Modern Bc4 Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 B57 2145

Sicilian Defense: Modern Variations: Main Line, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.f3 B54 2228

Sicilian Defense: Prins Variation: , 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.f3 e5 6.Bb5+ B55 2229

Sicilian Defense: Prins Variation: Venice Attack, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 B56 2142

Sicilian Defense: Modern Variations: , 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 B90-99 2150

Sicilian Defense: Najdorf Variation: , 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 B92 2164

Sicilian Defense: Najdorf Variation: Opocensky Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3 Be7 8.O-O Be6 B92 2165

Sicilian Defense: Najdorf Variation: Opocensky Variation, Modern Line1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3 Be7 8.O-O O-O B92 2166

Sicilian Defense: Najdorf Variation: Opocensky Variation, Traditional Line1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 B90 2158

Sicilian Defense: Najdorf Variation: English Attack, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 Ng4 B90 2159

Sicilian Defense: Najdorf Variation: English Attack, Anti-English1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 B94 2154

Sicilian Defense: Najdorf Variation: , 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 B95 2151

Sicilian Defense: Najdorf Variation: , 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 B96 2152

Sicilian Defense: Najdorf Variation: , 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 b5 B96 2169

Sicilian Defense: Najdorf Variation: Polugayevsky Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 b5 8.e5 dxe5 9.fxe5 Qc7 10.Qe2 B96 2170

Sicilian Defense: Najdorf Variation: Polugayevsky Variation, Simagin Line

of 97

MoveList Fullname Caxton ID ECO1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 B98 2153

Sicilian Defense: Najdorf Variation: , 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 8.Qf3 h6 9.Bh4 g5 B98 2161

Sicilian Defense: Najdorf Variation: Goteborg (Argentine), 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 8.Qf3 h6 9.Bh4 Qc7 B98 2157

Sicilian Defense: Najdorf Variation: Browne Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 8.Qf3 Qc7 B98 2172

Sicilian Defense: Najdorf Variation: Traditional Line, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 8.Qf3 Qc7 9.O-O-O Nbd7 B99 2162

Sicilian Defense: Najdorf Variation: Main Line, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Nc6 B96 2163

Sicilian Defense: Najdorf Variation: Neo-Classical Defense, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 B97 2168

Sicilian Defense: Najdorf Variation: Poisoned Pawn Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 8.Qd2 Qxb2 9.Rb1 Qa3 B97 2167

Sicilian Defense: Najdorf Variation: Poisoned Pawn, Accepted1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f4 B93 2156

Sicilian Defense: Najdorf Variation: Amsterdam Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.g3 B91 2173

Sicilian Defense: Najdorf Variation: Zagreb (Fianchetto) Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.h3 B90 2155

Sicilian Defense: Najdorf Variation: Adams Attack, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Rg1 B90 2160

Sicilian Defense: Najdorf Variation: Freak Attack, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Bd7 B56 2124

Sicilian Defense: Kupreichik Variation: , 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Bb5+ B56 2297

Sicilian Defense: Venice Attack: , 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 B80 2248

Sicilian Defense: Scheveningen Variation: , 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bb5+ B80 2266

Sicilian Defense: Scheveningen Variation: Vitolins Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 B86 2290

Sicilian Defense: Sozin Attack: General Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 a6 7.Bb3 b5 B87 2289

Sicilian Defense: Sozin Attack: Flank Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Nc6 B88 2291

Sicilian Defense: Sozin Attack: Leonhardt Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Nc6 7.Be3 B89 2292

Sicilian Defense: Sozin Attack: Main Line, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Nc6 7.Be3 Be7 8.Bb3 O-O 9.O-O Na5 10.f4 b6 B89 2293

Sicilian Defense: Sozin Attack: Main Line, Sherbakov Variation1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Nc6 7.Be3 Be7 8.Qe2 B89 2296

Sicilian Defense: Velimirovic Attack: , 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 B83 2251

Sicilian Defense: Scheveningen Variation: Classical Variation, General1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 a6 B84 2249

Sicilian Defense: Scheveningen Variation: Classical Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 a6 7.O-O Nbd7 B84 2171

Sicilian Defense: Najdorf Variation: Scheveningen Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 a6 7.O-O Qc7 B84 2250

Sicilian Defense: Scheveningen Variation: Classical Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 a6 7.O-O Qc7 8.f4 Nc6 B85 2253

Sicilian Defense: Scheveningen Variation: Classical Variation, Paulsen Variation1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 a6 7.O-O Qc7 8.f4 Nc6 9.Be3 B85 2252

Sicilian Defense: Scheveningen Variation: Classical Variation, Paulsen Variation

of 97

MoveList Fullname Caxton ID ECO1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 a6 7.O-O Qc7 8.f4 Nc6 9.Kh1 Be7 10.a4 B85 2254

Sicilian Defense: Scheveningen Variation: Classical Variation, Paulsen Variation1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 Nc6 B83 2264

Sicilian Defense: Scheveningen Variation: Modern Variation, General1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 Nc6 7.O-O Be7 8.Be3 O-O 9.f4 B83 2262

Sicilian Defense: Scheveningen Variation: Modern Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 Nc6 7.O-O Be7 8.Be3 O-O 9.f4 Bd7 10.Nb3 B83 2263

Sicilian Defense: Scheveningen Variation: Modern Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be3 a6 7.f3 B80 2258

Sicilian Defense: Scheveningen Variation: English Attack, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be3 a6 7.g4 B81 2255

Sicilian Defense: Scheveningen Variation: Delayed Keres Attack, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be3 a6 7.g4 e5 8.Nf5 g6 9.g5 B81 2256

Sicilian Defense: Scheveningen Variation: Delayed Keres Attack, Perenyi Gambit1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be3 a6 7.Qd2 B80 2257

Sicilian Defense: Scheveningen Variation: English Attack, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.f4 B82 2261

Sicilian Defense: Scheveningen Variation: Matanovic Attack, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.f4 Nc6 7.Be3 Be7 8.Qf3 B82 2265

Sicilian Defense: Scheveningen Variation: Tal Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.g3 B80 2259

Sicilian Defense: Scheveningen Variation: Fianchetto Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.g4 B81 2260

Sicilian Defense: Scheveningen Variation: Keres Attack, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 B70 2077

Sicilian Defense: Dragon Variation: General, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 B72 2071

Sicilian Defense: Dragon Variation: Classical Variation, General1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.Be3 B72 2066

Sicilian Defense: Dragon Variation: Classical Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.Be3 8.Qd2 B72 2068

Sicilian Defense: Dragon Variation: Classical Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.Be3 Nc6 8.Nb3 B72 2064

Sicilian Defense: Dragon Variation: Classical Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.Be3 Nc6 8.O-O B73 2065

Sicilian Defense: Dragon Variation: Classical Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.Be3 Nc6 8.O-O O-O 9.Nb3 B74 2073

Sicilian Defense: Dragon Variation: Classical Variation, Normal Line1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.Be3 Nc6 8.O-O O-O 9.Nb3 a5 B74 2069

Sicilian Defense: Dragon Variation: Classical Variation, Alekhine Line1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.Be3 Nc6 8.O-O O-O 9.Nb3 Be6 10.f4 Na5 B74 2072

Sicilian Defense: Dragon Variation: Classical Variation, Maroczy Line1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.Be3 Nc6 8.O-O O-O 9.Nb3 Be6 10.f4 Na5 B74 2074

Sicilian Defense: Dragon Variation: Classical Variation, Stockholm Attack1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.Be3 Nc6 8.O-O O-O 9.Nb3 Be6 10.f4 Qc8 B74 2075

Sicilian Defense: Dragon Variation: Classical Variation, Tartakower Line1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.Be3 Nc6 8.O-O O-O 9.Qd2 B73 2070

Sicilian Defense: Dragon Variation: Classical Variation, Battery Variation1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O B76 2082

Sicilian Defense: Dragon Variation: Yugoslav Attack, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 B77 2083

Sicilian Defense: Dragon Variation: Yugoslav Attack, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 B77 2086

Sicilian Defense: Dragon Variation: Yugoslav Attack, Main Line1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 Bd7 B77 2081

Sicilian Defense: Dragon Variation: Yugoslav Attack,

of 97

MoveList Fullname Caxton ID ECO1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 Bd7 10.O-O-O B78 2084

Sicilian Defense: Dragon Variation: Yugoslav Attack, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 Bd7 10.O-O-O B79 2089

Sicilian Defense: Dragon Variation: Yugoslav Attack, Soltis Variation1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 Bd7 10.O-O-O B78 2087

Sicilian Defense: Dragon Variation: Yugoslav Attack, Old Line1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 Nd7 B77 2090

Sicilian Defense: Dragon Variation: Yugoslav Attack, Sosonko Variation1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 Nxd4 10.Bxe4 B77 2085

Sicilian Defense: Dragon Variation: Yugoslav Attack, Czerniak Variattion1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.g4 B76 2088

Sicilian Defense: Dragon Variation: Yugoslav Attack, Panov Variation1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.f4 B71 2078

Sicilian Defense: Dragon Variation: Levenfish Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.f4 Nbd7 B71 2079

Sicilian Defense: Dragon Variation: Levenfish Variation, Main Line1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.g3 B70 2076

Sicilian Defense: Dragon Variation: Fianchetto Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g66.Be2 Bg7 7.Be3 Nc6 B73 2067

Sicilian Defense: Dragon Variation: Classical Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 B56 2049

Sicilian Defense: Classical Variation: General, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 Qb6 B57 2047

Sicilian Defense: Classical Variation: Anti-Sozin Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bd3 B56 2304

Sicilian Defense: Yates Variation: , 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 B58 2046

Sicilian Defense: Classical Variation: , 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 e5 B58 2033

Sicilian Defense: Boleslavsky Variation: General Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 e5 7.Nb3 B59 2032

Sicilian Defense: Boleslavsky Variation: , 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 e5 7.Nxc6 B58 2034

Sicilian Defense: Boleslavsky Variation: Louma Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 B60 2238

Sicilian Defense: Richter-Rauzer Variation: General, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 Bd7 B60 2240

Sicilian Defense: Richter-Rauzer Variation: Modern Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 Bd7 7.Qd2 B61 2241

Sicilian Defense: Richter-Rauzer Variation: Modern Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Bb5 B62 2247

Sicilian Defense: Richter-Rauzer Variation: Vitolins Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Nb3 B62 2245

Sicilian Defense: Richter-Rauzer Variation: Podebrady Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Nxc6 B62 2237

Sicilian Defense: Richter-Rauzer Variation: Exchange Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 B63 2246

Sicilian Defense: Richter-Rauzer Variation: Traditional Variatoin, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 a6 B62 2243

Sicilian Defense: Richter-Rauzer Variation: Neo-Modern Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 a6 8.O-O-O Bd7 B67 2244

Sicilian Defense: Richter-Rauzer Variation: Neo-Modern Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 a6 8.O-O-O Bd7 9.f4 Be7 B68 2242

Sicilian Defense: Richter-Rauzer Variation: Neo-Modern Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 Be7 B63 2232

Sicilian Defense: Richter-Rauzer Variation: Classical Variation,

of 97

MoveList Fullname Caxton ID ECO1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O O-O 9.f4 B64 2233

Sicilian Defense: Richter-Rauzer Variation: Classical Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O O-O 9.f4 e5 B64 2235

Sicilian Defense: Richter-Rauzer Variation: Classical Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O O-O 9.f4 Nxd4 B65 2234

Sicilian Defense: Richter-Rauzer Variation: Classical Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 Qb6 B63 2239

Sicilian Defense: Richter-Rauzer Variation: Ivanov Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd3 B62 2231

Sicilian Defense: Richter-Rauzer Variation: , 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 g6 B60 2236

Sicilian Defense: Richter-Rauzer Variation: Dragon Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.g3 B58 2048

Sicilian Defense: Classical Variation: Fianchetto Variation, 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Nde2 B56 2294

Sicilian Defense: Spielmann Variation: , 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Qxd4 B53 2044

Sicilian Defense: Chekhover Variation: , 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Qxd4 Nc6 5.Bb5 Qd7 B53 2045

Sicilian Defense: Chekhover Variation: Zaitsev Defense, 1.e4 c5 2.Nf3 d6 3.d4 Nf6 B50 2143

Sicilian Defense: Modern Variations: Anti-Qxd4 Move Order, 1.e4 c5 2.Nf3 d6 3.d4 Nf6 4.dxc5 Nxe4 B50 2144

Sicilian Defense: Modern Variations: Anti-Qxd4 Move Order, Accepted1.e4 c5 2.Nf3 d6 3.g3 b5 B50 2122

Sicilian Defense: Kotov Gambit: , 1.e4 c5 2.Nf3 e5 B27 2746

Sicilian Defense: Jalalabad Variation: , 1.e4 c5 2.Nf3 e5 2725

Sicilian Defense: Jalalabad Variation: , 1.e4 c5 2.Nf3 e6 B40 2095

Sicilian Defense: French Variation: , 1.e4 c5 2.Nf3 e6 3.b4 B40 2303

Sicilian Defense: Wing Gambiut Deferred: , 1.e4 c5 2.Nf3 e6 3.c4 B40 2123

Sicilian Defense: Kramnik Variation: , 1.e4 c5 2.Nf3 e6 3.d4 cxd4 B40 2097

Sicilian Defense: French Variation: Open, 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 B41 2109

Sicilian Defense: Kan Variation: , 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 B42 2114

Sicilian Defense: Kan Variation: Modern Variation, 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Bc5 B42 2115

Sicilian Defense: Kan Variation: Polugaevsky Variation, 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 g6 B42 2116

Sicilian Defense: Kan Variation: Swiss Cheese Variation, 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.c4 B41 2113

Sicilian Defense: Kan Variation: Maroczy Bind, Reti Variation1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.c4 g6 B41 2112

Sicilian Defense: Kan Variation: Maroczy Bind, Hedgehog Variation1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.c4 Nf6 6.Nc3 Bb4 7.Bd3 Nc6 B41 2111

Sicilian Defense: Kan Variation: Maroczy Bind, Bronstein Variation1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 B43 2110

Sicilian Defense: Kan Variation: Knight Variation, 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 b5 B43 2117

Sicilian Defense: Kan Variation: Wing Attack,

of 97

MoveList Fullname Caxton ID ECO1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 b5 6.Bd3 Qb6 7.Be3 Bc5 8.Qg4 B43 2118

Sicilian Defense: Kan Variation: Wing Attack, Christiansen's Dream1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 b5 6.g3 B43 2119

Sicilian Defense: Kan Variation: Wing Attack, Fianchetto Variation1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 B44 2219

Sicilian Defense: Paulsen Variation: General, 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nb5 B44 2222

Sicilian Defense: Paulsen Variation: Szen Variation, 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nb5 d6 6.c4 Nf6 7.N1c3 a6 8.Na3 Be7 9.Be2 O-O 10.O-O b6 B44 2220

Sicilian Defense: Paulsen Variation: Modern Line, 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nb5 d6 6.c4 Nf6 7.N1c3 a6 8.Na3 d5 B44 2218

Sicilian Defense: Paulsen Variation: Gary Gambit, 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 B45 2221

Sicilian Defense: Paulsen Variation: Normal Variation, 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 a6 B46 2211

Sicilian Defense: Paulsen Variation: , 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 a6 6.Be2 Nge7 B46 2223

Sicilian Defense: Paulsen Variation: Taimanov Variation, 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Nf6 6.Ndb5 Bb4 7.Nd6+ B45 2212

Sicilian Defense: Paulsen Variation: American Attack, 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 B47 2213

Sicilian Defense: Paulsen Variation: Bastrikov Variation, 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 B48 2215

Sicilian Defense: Paulsen Variation: Bastrikov Variation, 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 a6 7.Be2 B49 2214

Sicilian Defense: Paulsen Variation: Bastrikov Variation, 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 a6 7.f3 B49 2216

Sicilian Defense: Paulsen Variation: Bastrikov Variation, English Attack1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Ndb5 Qb8 7.Be3 a6 8.Bb6 B48 2217

Sicilian Defense: Paulsen Variation: Bastrikov Variation, Ponomariov Gambit1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 B40 2096

Sicilian Defense: French Variation: Normal, 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Bb4 B40 2224

Sicilian Defense: Pin Variation: , 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Bb4 6.Bd3 e5 B40 2225

Sicilian Defense: Pin Variation: Jaffe Variation, 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Bb4 6.e5 B40 2226

Sicilian Defense: Pin Variation: Koch Variation, 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 B45 2092

Sicilian Defense: Four Knights Variation: , 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Ndb5 Bc5 B45 2093

Sicilian Defense: Four Knights Variation: Cobra, 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Qb6 B40 2098

Sicilian Defense: Gaw-Paw Variation: , 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Qb6 B40 2125

Sicilian Defense: Kveinis Variation: , 1.e4 c5 2.Nf3 e6 3.d4 d5 B40 2134

Sicilian Defense: Marshall Counterattack: , 1.e4 c5 2.Nf3 f5 B27 2036

Sicilian Defense: Brussels Gambit: , 1.e4 c5 2.Nf3 f5 3.exf5 Nh6 B28 2063

Sicilian Defense: Double-Dutch Gambit: , 1.e4 c5 2.Nf3 g6 B27 2104

Sicilian Defense: Hyperaccelerated Dragon: , 1.e4 c5 2.Nf3 g6 3.c4 Bh6 B27 2019

Sicilian Defense: Acton Extension: ,

of 97

MoveList Fullname Caxton ID ECO1.e4 c5 2.Nf3 g6 3.d4 A42 2105

Sicilian Defense: Hyperaccelerated Fianchetto: , 1.e4 c5 2.Nf3 g6 3.d4 Bg7 B27 2106

Sicilian Defense: Hyperaccelerated Pterodactyl: , 1.e4 c5 2.Nf3 g6 3.d4 Bg7 4.dxc5 Qa5+ 5.Nc3 Bxc3 6.bxc3 Qxc3+ B27 2107

Sicilian Defense: Hyperaccelerated Pterodactyl: Exchange Variation, 1.e4 c5 2.Nf3 g6 3.d4 f5 B27 2094

Sicilian Defense: Frederico Variation: , 1.e4 c5 2.Nf3 h6 B27 2037

Sicilian Defense: Buecker Variation: , 1.e4 c5 2.Nf3 Nc6 B30 2208

Sicilian Defense: Old Sicilian: General, 1.e4 c5 2.Nf3 Nc6 3.Bb5 B30 2180

Sicilian Defense: Nyezhmetdinov-Rossolimo Attack: , 1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 B31 2181

Sicilian Defense: Nyezhmetdinov-Rossolimo Attack: Fianchetto Variation, 1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.c3 e5 6.d4 B31 2182

Sicilian Defense: Nyezhmetdinov-Rossolimo Attack: Fianchetto Variation, Gufeld Gambit1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.c3 Nf6 6.d4 B31 2183

Sicilian Defense: Nyezhmetdinov-Rossolimo Attack: Fianchetto Variation, Lutikov Gambit1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.Re1 e5 6.b4 B31 2184

Sicilian Defense: Nyezhmetdinov-Rossolimo Attack: Gurgenidze Variation, 1.e4 c5 2.Nf3 Nc6 3.Bb5 Na5 4.b4 B31 2185

Sicilian Defense: Nyezhmetdinov-Rossolimo Attack: San Francisco Gambit, 1.e4 c5 2.Nf3 Nc6 3.d4 B32 2210

Sicilian Defense: Old Sicilian: Open, 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 d5 B32 2174

Sicilian Defense: Nimzo-American Variation: , 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 B32 2133

Sicilian Defense: Loewenthal Variation: , 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 d6 B32 2108

Sicilian Defense: Kalashnikov Variation: , 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 B36 2010

Sicilian Defense: Accelerated Dragon: , 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 B36 2014

Sicilian Defense: Accelerated Dragon: Maroczy Bind, General1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3 B38 2012

Sicilian Defense: Accelerated Dragon: Maroczy Bind, Main Lines1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3 Nf6 7.Nc3 Ng4 B39 2013

Sicilian Defense: Accelerated Dragon: Maroczy Bind, Breyer Variation1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Nf6 6.Nc3 Nxd4 7.Qxd4 d6 B36 2015

Sicilian Defense: Accelerated Dragon: Maroczy Bind, Gurgenidze Variation1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 B34 2017

Sicilian Defense: Accelerated Dragon: Modern Variation, 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Be3 Nf6 7.Bc4 B35 2016

Sicilian Defense: Accelerated Dragon: Modern Bc4 Variation, 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nxc6 B34 2011

Sicilian Defense: Accelerated Dragon: Exchange Variation, 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 B33 2209

Sicilian Defense: Old Sicilian: Normal, 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 B33 2130

Sicilian Defense: Lasker-Pelikan Variation: General, 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 b5 B33 2128

Sicilian Defense: Lasker-Pelikan Variation: Chelyabinsk Variation, 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 b5 9.Bxf6 gxf6 10.Nd5 f5 B33 2132

Sicilian Defense: Lasker-Pelikan Variation: Sveshnikov Variation,

of 97

MoveList Fullname Caxton ID ECO1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 b5 9.Nd5 B33 2129

Sicilian Defense: Lasker-Pelikan Variation: Chelyabinsk Variation, Positional Line1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 Be6 B33 2127

Sicilian Defense: Lasker-Pelikan Variation: Bird Variation, 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Nf3 B33 2131

Sicilian Defense: Lasker-Pelikan Variation: Retreat Variation, 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Qb6 B32 2100

Sicilian Defense: Godiva Variation: , 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Qc7 B32 2091

Sicilian Defense: Flohr Variation: , 1.e4 c5 2.Nf3 Nf6 B29 2179

Sicilian Defense: Nimzowitsch Variation: General, 1.e4 c5 2.Nf3 Nf6 3.e5 B29 2175

Sicilian Defense: Nimzowitsch Variation: Advance Variation, 1.e4 c5 2.Nf3 Nf6 3.e5 Nd5 4.Nc3 e6 5.Nxd5 exd5 6.d4 Nc6 B29 2178

Sicilian Defense: Nimzowitsch Variation: Main Line, 1.e4 c5 2.Nf3 Nf6 3.e5 Nd5 4.Nc3 Nxc3 B29 2177

Sicilian Defense: Nimzowitsch Variation: Exchange Variation, 1.e4 c5 2.Nf3 Nf6 3.Nc3 B29 2176

Sicilian Defense: Nimzowitsch Variation: Closed Variation, 1.e4 c5 2.Nf3 Qa5 B27 2147

Sicilian Defense: Mongoose Variation: , 1.e4 c5 2.Nf3 Qc7 B27 2018

Sicilian Defense: Quinteros Variation: , 1.e4 c5 2.Nh3 B20 2758

Sicilian Defense: Brick Variation: , 1.e4 c6 B10 273

Caro-Kann Defense: General: , 1.e4 c6 2.Bc4 B00 278

Caro-Kann Defense: Hillbilly Attack: , 1.e4 c6 2.c4 B10 241

Caro-Kann Defense: Accelerated Panov Attack: , 1.e4 c6 2.c4 d5 B10 242

Caro-Kann Defense: Accelerated Panov Attack: , 1.e4 c6 2.c4 d5 3.exd5 cxd5 4.cxd5 Nf6 B10 243

Caro-Kann Defense: Accelerated Panov Attack: Modern Variation, 1.e4 c6 2.c4 d5 3.exd5 Qxd5 B10 245

Caro-Kann Defense: Accelerated Panov Attack: Pseudo-Scandinavian, 1.e4 c6 2.c4 e5 B10 244

Caro-Kann Defense: Accelerated Panov Attack: Open Variation, 1.e4 c6 2.d3 B10 257

Caro-Kann Defense: Breyer Variation: , 1.e4 c6 2.d3 d5 3.Nd2 g6 4.g3 Bg7 5.Bg2 e5 6.Ngf3 Ne7 7.O-O O-O 8.b4 B10 258

Caro-Kann Defense: Breyer Variation: Stein Attack, 1.e4 c6 2.d4 d5 3.Bd3 Nf6 4.e5 Nfd7 6.e6 B12 292

Caro-Kann Defense: Mieses Attack: Landau Gambit, 1.e4 c6 2.d4 d5 3.Be3 B12 293

Caro-Kann Defense: Mieses Gambit: , 1.e4 c6 2.d4 d5 3.e5 B12 246

Caro-Kann Defense: Advance Variation: , 1.e4 c6 2.d4 d5 3.e5 Bf5 4.b4 B12 250

Caro-Kann Defense: Advance Variation: Prins Attack, 1.e4 c6 2.d4 d5 3.e5 Bf5 4.g4 B12 247

Caro-Kann Defense: Advance Variation: Bayonet Attack, 1.e4 c6 2.d4 d5 3.e5 Bf5 4.h4 B12 252

Caro-Kann Defense: Advance Variation: Tal Variation,

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MoveList Fullname Caxton ID ECO1.e4 c6 2.d4 d5 3.e5 Bf5 4.Nc3 B12 253

Caro-Kann Defense: Advance Variation: Van der Wiel Attack, 1.e4 c6 2.d4 d5 3.e5 Bf5 4.Nc3 e6 5.g4 Bg6 6.Nge2 c5 7.h4 B12 254

Caro-Kann Defense: Advance Variation: Van der Wiel Attack, Bishop Hnt1.e4 c6 2.d4 d5 3.e5 Bf5 4.Nc3 Qb6 B12 255

Caro-Kann Defense: Advance Variation: Van der Wiel Attack, Dreyev Defense1.e4 c6 2.d4 d5 3.e5 Bf5 4.Ne2 B12 249

Caro-Kann Defense: Advance Variation: Bronstein Variation, 1.e4 c6 2.d4 d5 3.e5 Bf5 4.Nf3 B12 251

Caro-Kann Defense: Advance Variation: Short Variation, 1.e4 c6 2.d4 d5 3.e5 c5 B12 248

Caro-Kann Defense: Advance Variation: Botvinnik-Carls Defense, 1.e4 c6 2.d4 d5 3.exd5 B13 269

Caro-Kann Defense: Exchange Variation: , 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.Bd3 Nc6 5.c3 Nf6 6.Bf4 B13 268

Caro-Kann Defense: Exchange Variation: Rubinstein Variation, 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 B13 297

Caro-Kann Defense: Panov Attack: ,1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.c5 B13 300

Caro-Kann Defense: Panov Attack: Gunderam Attack, 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 B13 296

Caro-Kann Defense: Panov Attack: , 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 e6 B14 295

Caro-Kann Defense: Panov Attack: , 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 g6 B14 298

Caro-Kann Defense: Panov Attack: Fianchetto Defense, 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 g6 6.cxd5 Bg7 B13 299

Caro-Kann Defense: Panov Attack: Fianchetto Defense, Fianchetto Gambit1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 Nc6 B13 301

Caro-Kann Defense: Panov Attack: Modern Defense, 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 Nc6 6.Bg5 e6 B13 302

Caro-Kann Defense: Panov Attack: Modern Defense, Carlsbad Line1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 Nc6 6.Bg5 Qa5 B13 303

Caro-Kann Defense: Panov Attack: Modern Defense, Czerniak Line1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 Nc6 6.Bg5 Qb6 B13 305

Caro-Kann Defense: Panov Attack: Modern Defense, Reifir-Spielmann Line1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 Nc6 6.Nf3 Bg4 B13 304

Caro-Kann Defense: Panov Attack: Modern Defense, Mieses Line1.e4 c6 2.d4 d5 3.f3 B12 288

Caro-Kann Defense: Maroczy Variation: , 1.e4 c6 2.d4 d5 3.f3 dxe4 4.fxe4 e5 5.Nf3 exd4 6.Bc4 B12 289

Caro-Kann Defense: Maroczy Variation: Maroczy Gambit, 1.e4 c6 2.d4 d5 3.Nc3 B15 307

Caro-Kann Defense: Standard: Unorthodox Replies, 1.e4 c6 2.d4 d5 3.Nc3 b5 B15 275

Caro-Kann Defense: Gurgenidze Counterattack: , 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Bc4 B15 314

Caro-Kann Defense: Von Hennig Gambit: , 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.f3 B15 306

Caro-Kann Defense: Rasa-Studier Gambit: , 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 B15 287

Caro-Kann Defense: Main Line: , 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 B18 260

Caro-Kann Defense: Classical Variation: , 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.f4 B18 264

Caro-Kann Defense: Classical Variation: Maroczy Attack,

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MoveList Fullname Caxton ID ECO1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 B18 263

Caro-Kann Defense: Classical Variation: Main lines, 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 Nd7 8.e5 Bh7 9.Bd3 Bxd3 10.Qxd3 B19 265

Caro-Kann Defense: Classical Variation: Seirawan Variation, 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 Nd7 8.e5 Bh7 9.Bd3 Bxd3 10.Qxd3 B19 262

Caro-Kann Defense: Classical Variation: Lobron System, 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.Nh3 B18 261

Caro-Kann Defense: Classical Variation: Flohr Variation, 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 h6 B16 271

Caro-Kann Defense: Finnish Variation: , 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 B17 279

Caro-Kann Defense: Karpov Variation: , 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Bc4 Ngf6 6.Ng5 e6 7.Qe2 Nb6 B17 284

Caro-Kann Defense: Karpov Variation: Smyslov Variation, 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Bc4 Ngf6 6.Ng5 e6 7.Qe2 Nb6 8.Bb3 B17 285

Caro-Kann Defense: Karpov Variation: Smyslov Variation, Main Line1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Bc4 Ngf6 6.Nxf6+ Nxf6 B17 286

Caro-Kann Defense: Karpov Variation: Tiviakov-Fischer Attack, 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Ng3 B17 283

Caro-Kann Defense: Karpov Variation: Modern Variation, Kasparov Attack1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Ng5 B17 281

Caro-Kann Defense: Karpov Variation: Modern Variation, 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Ng5 Bg6 6.h4 h6 7.Nf3 Bd6 8.Qe2 B17 280

Caro-Kann Defense: Karpov Variation: Modern Main Line, 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Ng5 Ndf6 B17 282

Caro-Kann Defense: Karpov Variation: Modern Variation, Ivanchuk Defense1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Bd3 B15 256

Caro-Kann Defense: Alekhine Gambit: , 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ exf6 B15 308

Caro-Kann Defense: Tartakower Variation: , 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ exf6 6.Bc4 B15 272

Caro-Kann Defense: Forgacs Variation: , 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ gxf6 B16 259

Caro-Kann Defense: Bronstein-Larsen Variation: , 1.e4 c6 2.d4 d5 3.Nc3 g6 B15 276

Caro-Kann Defense: Gurgenidze System: , 1.e4 c6 2.d4 d5 3.Nd2 B12 294

Caro-Kann Defense: Modern Variation: , 1.e4 c6 2.d4 d5 3.Nd2 Qb6 B12 267

Caro-Kann Defense: Edinburgh Vatiation: , 1.e4 c6 2.d4 d5 3.Nf3 dxe4 4.Ng5 B12 313

Caro-Kann Defense: Ulysses Gambit: , 1.e4 c6 2.d4 f5 B10 291

Caro-Kann Defense: Massachussets Defense: , 1.e4 c6 2.d4 Na6 A40 266

Caro-Kann Defense: De Bruycker Defense: , 1.e4 c6 2.d4 Nf6 B10 290

Caro-Kann Defense: Masi Variation: , 1.e4 c6 2.Nc3 d5 3.d3 dxe4 4.Bg5 B10 2715

Caro-Kann Defense: Scorpion-Horus Gambit: , 1.e4 c6 2.Nc3 d5 3.Nf3 B10 309

Caro-Kann Defense: Two Knights Attack: , 1.e4 c6 2.Nc3 d5 3.Nf3 Bg4 B11 310

Caro-Kann Defense: Two Knights Attack: Mindeno Variation, 1.e4 c6 2.Nc3 d5 3.Nf3 Bg4 4.h3 Bh5 B11 312

Caro-Kann Defense: Two Knights Attack: Mindeno Variation, Retreat Line

of 97

MoveList Fullname Caxton ID ECO1.e4 c6 2.Nc3 d5 3.Nf3 Bg4 4.h3 Bxf3 B11 311

Caro-Kann Defense: Two Knights Attack: Mindeno Variation, Exchange Line1.e4 c6 2.Nc3 d5 3.Nf3 dxe4 4.Ng5 B12 277

Caro-Kann Defense: Hector Gambit: , 1.e4 c6 2.Nc3 d5 3.Qf3 B12 274

Caro-Kann Defense: Goldman Variation: , 1.e4 d5 B01 1898

Scandinavian Defense: General: , 1.e4 d5 2.b4 B01 1922

Scandinavian Defense: Zilbermints Gambit: , 1.e4 d5 2.exd5 c6 B01 1894

Scandinavian Defense: Blackburne-Kloosterboer Gambit: , 1.e4 d5 2.exd5 c6 3.dxc6 Nxc6 B01 1893

Scandinavian Defense: Blackburne Gambit: , 1.e4 d5 2.exd5 c6 3.dxe6 e5 B01 1905

Scandinavian Defense: Kloosterboer Gambit: , 1.e4 d5 2.exd5 e5 3.dxe6 Bxe6 B01 1895

Scandinavian Defense: Boehnke Gambit: , 1.e4 d5 2.exd5 Nf6 B01 1913

Scandinavian Defense: Modern Variation: , 1.e4 d5 2.exd5 Nf6 3.c4 c6 B01 1916

Scandinavian Defense: Panov Transfer: , 1.e4 d5 2.exd5 Nf6 3.c4 e6 B01 1901

Scandinavian Defense: Icelandic-Palme Gambit: , 1.e4 d5 2.exd5 Nf6 3.d4 B01 1912

Scandinavian Defense: Modern Variation: , 1.e4 d5 2.exd5 Nf6 3.d4 Bg4 B01 1917

Scandinavian Defense: Portuguese Variation: , 1.e4 d5 2.exd5 Nf6 3.d4 Bg4 4.f3 Bf5 5.Bb5+ Nbd7 B01 1918

Scandinavian Defense: Portuguese Variation: Portuguese Gambit, 1.e4 d5 2.exd5 Nf6 3.d4 c6 4.dxc6 e5 B01 1902

Scandinavian Defense: Kadas Gambit: , 1.e4 d5 2.exd5 Nf6 3.d4 g6 4.c4 b5 B01 2750

Scandinavian Defense: Modern Variation: Wing Gambit, 1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 B01 1910

Scandinavian Defense: Marshall Variation: , 1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 4.c4 Nb4 B01 1903

Scandinavian Defense: Kiel Variation: , 1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 4.Nf3 Bg4 B01 1914

Scandinavian Defense: Modern Variation: Gipslis Variation, 1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 4.Nf3 g6 B01 1919

Scandinavian Defense: Richter Variation: , 1.e4 d5 2.exd5 Qxd5 B01 1911

Scandinavian Defense: Mieses-Kotroc Variation: , 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 B01 1907

Scandinavian Defense: Main Lines: , 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.b4 B01 1908

Scandinavian Defense: Main Lines: Leonhardt Gambit, 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.d4 e5 B01 1891

Scandinavian Defense: Anderssen Counterattack: , 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.d4 e5 5.Nf3 Bg4 B01 1892

Scandinavian Defense: Anderssen Counterattack: Collijn Variation, 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.d4 Nf6 B01 1909

Scandinavian Defense: Main Lines: Mieses Variation, 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.d4 Nf6 5.Nf3 Bf5 B01 1897

Scandinavian Defense: Classical Variation: ,

of 97

MoveList Fullname Caxton ID ECO1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.d4 Nf6 5.Nf3 Bf5 6.Ne5 c6 7.g4 B01 1899

Scandinavian Defense: Gruenfeld Variation: , 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.d4 Nf6 5.Nf3 Bg4 6.h3 B01 1906

Scandinavian Defense: Lasker Variation: , 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qd6 B01 1900

Scandinavian Defense: Gubinsky-Melts Defense: , 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qd6 4.d4 c6 B01 1920

Scandinavian Defense: Schiller-Pytel Variation: , 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qd6 4.d4 c6 5.Bc4 Nf6 6.Nge2 Bf5 7.Bf4 Qb4 B01 1921

Scandinavian Defense: Schiller-Pytel Variation: Modern Variation, 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qd6 4.d4 Nf6 5.Nf3 a6 B01 1896

Scandinavian Defense: Bronstein Variation: , 1.e4 d6 2.d4 e5 B07 981

King Pawn Game: Maroczy Defense: , 1.e4 d6 2.d4 e6 C00 1835

Rat Defense: Small Center Defense: , 1.e4 d6 2.d4 f5 B07 1832

Rat Defense: Balogh Defense: , 1.e4 d6 2.d4 Nf6 B07 1538

Pirc Defense: General: , 1.e4 d6 2.d4 Nf6 3.f3 B07 1272

Lion Defense: Lion's Jaw: , 1.e4 d6 2.d4 Nf6 3.Nc3 c6 B07 343

Czech Defense: General: , 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bc4 B07 1539

Pirc Defense: Kholmov System: , 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be2 B07 1530

Pirc Defense: Classical Variation: , 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be2 Bg7 5.g4 B07 1529

Pirc Defense: Chinese Variation: , 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be2 Bg7 5.h4 B07 1527

Pirc Defense: Bayonet Attack: , 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be3 c6 5.h3 B07 1519

Pirc Defense: 150 Attack: Sveshnikov-Jansa Attack, 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be3 c6 5.Qd2 B07 1517

Pirc Defense: 150 Attack: , 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be3 c6 5.Qd2 Bg4 B07 1518

Pirc Defense: 150 Attack: Inner Doll Defense, 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bg5 B07 1528

Pirc Defense: Byrne Variation: , 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 B09 1520

Pirc Defense: Austrian Attack: , 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Bc4 B09 1524

Pirc Defense: Austrian Attack: Ljubojevic Variation, 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 c5 B09 1522

Pirc Defense: Austrian Attack: Dragon Formation, 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O B09 1521

Pirc Defense: Austrian Attack: , 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Bd3 B09 1526

Pirc Defense: Austrian Attack: Weiss Variation, 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Be3 B09 1523

Pirc Defense: Austrian Attack: Kurajica Variation, 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.e5 B09 1525

Pirc Defense: Austrian Attack: Unzicker Attack, 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 B07 1531

Pirc Defense: Classical Variation: ,

of 97

MoveList Fullname Caxton ID ECO1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 B08 1537

Pirc Defense: Classical Variation: Two Knights System, 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2 B08 1532

Pirc Defense: Classical Variation: Quiet System, 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2 O-O 6.O-O Bg4 B08 1535

Pirc Defense: Classical Variation: Quiet System, Parma Defense1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2 O-O 6.O-O c6 B08 1534

Pirc Defense: Classical Variation: Quiet System, Czech Defense1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2 O-O 6.O-O Nc6 B08 1533

Pirc Defense: Classical Variation: Quiet System, Chigorin Line1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.h3 B08 1536

Pirc Defense: Classical Variation: Schlechter Variation, 1.e4 d6 2.d4 Nf6 3.Nc3 Nbd7 4.f4 B07 1268

Lion Defense: Anti-Philidor: , 1.e4 d6 2.d4 Nf6 3.Nc3 Nbd7 4.f4 e5 B07 1269

Lion Defense: Anti-Philidor: Lion's Cave, 1.e4 d6 2.d4 Nf6 3.Nc3 Nbd7 4.f4 e5 5.Nf3 exd4 6.Qxd4 c6 7.Bc4 d5 B07 1270

Lion Defense: Anti-Philidor: Lion's Cave, Lion Claw Gambit1.e4 d6 2.d4 Nf6 3.Nc3 Nbd7 4.g4 B07 1271

Lion Defense: Bayonet Attack: , 1.e4 d6 2.d4 Nf6 3.Nf3 B07 1540

Pirc Defense: Roscher Gambit: , 1.e4 e5 C20 971

King Pawn Game: General: , 1.e4 e5 2.Bb5 C20 1567

Portuguese Opening: General: , 1.e4 e5 2.Bb5 Bc5 3.b4 C20 1568

Portuguese Opening: Miguel Gambit: , 1.e4 e5 2.Bb5 Nf6 3.d4 C20 1569

Portuguese Opening: Portuguese Gambit: , 1.e4 e5 2.Bc4 C23 158

Bishop's Opening: General: , 1.e4 e5 2.Bc4 b5 3.Bxb5 c6 C23 151

Bishop's Opening: Anderssen Gambit: , 1.e4 e5 2.Bc4 b5 3.Bxb5 f5 C23 174

Bishop's Opening: Thorold Gambit: , 1.e4 e5 2.Bc4 Bc5 C20 156

Bishop's Opening: Boi Variation: , 1.e4 e5 2.Bc4 Bc5 3.b4 C23 168

Bishop's Opening: MacDonnell Gambit: , 1.e4 e5 2.Bc4 Bc5 3.b4 Bxb4 4.c3 C23 169

Bishop's Opening: MacDonnell Gambit: La Bourdonnais-Denker Gambit, 1.e4 e5 2.Bc4 Bc5 3.b4 Bxb4 4.f4 C23 170

Bishop's Opening: MacDonnell Gambit: MacDonnell Double Gambit,1.e4 e5 2.Bc4 Bc5 3.c3 d5 4.Bxd5 Nf6 C23 163

Bishop's Opening: Lewis Countergambit: , 1.e4 e5 2.Bc4 Bc5 3.c3 d5 4.Bxd5 Nf6 5.d4 C23 164

Bishop's Opening: Lewis Countergambit: Walker Variation, 1.e4 e5 2.Bc4 Bc5 3.d4 C23 165

Bishop's Opening: Lewis Gambit: , 1.e4 e5 2.Bc4 Bc5 3.f4 C23 173

Bishop's Opening: Stein Gambit: , 1.e4 e5 2.Bc4 Bc5 3.Qe2 C23 166

Bishop's Opening: Lopez Variation: , 1.e4 e5 2.Bc4 Bc5 3.Qe2 Nf6 4.f4 C23 167

Bishop's Opening: Lopez Variation: Lopez Gambit,

of 97

MoveList Fullname Caxton ID ECO1.e4 e5 2.Bc4 d5 C23 160

Bishop's Opening: Khan Gambit: , 1.e4 e5 2.Bc4 f5 C23 157

Bishop's Opening: Calabrese Countergambit: , 1.e4 e5 2.Bc4 Nf6 C24 152

Bishop's Opening: Berlin Defense: , 1.e4 e5 2.Bc4 Nf6 3.d3 Bc5 4.Nc3 C26 178

Bishop's Opening: Vienna Hybrid: Spielmann Attack, 1.e4 e5 2.Bc4 Nf6 3.d3 Be7 4.Nf3 O-O C24 161

Bishop's Opening: Kitchener Folly: , 1.e4 e5 2.Bc4 Nf6 3.d3 Nc6 4.Nc3 C28 176

Bishop's Opening: Vienna Hybrid: , 1.e4 e5 2.Bc4 Nf6 3.d3 Nc6 4.Nc3 Bb4 5.Ne2 C28 177

Bishop's Opening: Vienna Hybrid: Hromadka Variation, 1.e4 e5 2.Bc4 Nf6 3.d4 C24 172

Bishop's Opening: Ponziani Gambit: , 1.e4 e5 2.Bc4 Nf6 3.d4 exd4 4.c3 C24 179

Bishop's Opening: Warsaw Gambit: , 1.e4 e5 2.Bc4 Nf6 3.d4 exd4 4.Nf3 C24 175

Bishop's Opening: Urusov Gambit: , 1.e4 e5 2.Bc4 Nf6 3.d4 exd4 4.Nf3 Nxe4 5.Qxd4 C24 2775

Bishop's Opening: Urusov Gambit: Keidansky Gambit, 1.e4 e5 2.Bc4 Nf6 3.f3 Bc5 4.Ne2 Nc6 5.b4 C24 162

Bishop's Opening: Kreijcik Gambiut: , 1.e4 e5 2.Bc4 Nf6 3.f4 C23 153

Bishop's Opening: Berlin Defense: Greco Gambit, 1.e4 e5 2.Bc4 Nf6 3.Nc3 b5 C23 159

Bishop's Opening: Horwitz Gambit: , 1.e4 e5 2.Bc4 Nf6 3.Nc3 Nxe4 C23 154

Bishop's Opening: Blanel Gambit: , 1.e4 e5 2.Bc4 Nf6 3.Ne2 Nxe4 4.Nec3 C23 171

Bishop's Opening: Paschmann Gambit: , 1.e4 e5 2.Bd3 C20 990

King Pawn Game: Tortise Opening: , 1.e4 e5 2.c3 C20 978

King Pawn Game: Macleod Attack: , 1.e4 e5 2.c3 d5 3.Qh5 Bd6 C20 980

King Pawn Game: Macleod Attack: Norwalder Gambit, 1.e4 e5 2.c3 f5 C20 979

King Pawn Game: Macleod Attack: Lasa Gambit, 1.e4 e5 2.c4 C20 529

English Opening: The Whale: , 1.e4 e5 2.c4 d5 C20 961

King Pawn Game: Bavarian Gambit: , 1.e4 e5 2.d3 C20 976

King Pawn Game: Leonardis Variation: , 1.e4 e5 2.d3 d5 3.exd5 c6 4.dxc6 Nxc6 C20 993

King Pawn Game: Weber Gambit: , 1.e4 e5 2.d3 f5 C20 964

King Pawn Game: Clam Variation: King's Gambit Reversed, 1.e4 e5 2.d3 Nf6 3.f4 Bc5 C20 965

King Pawn Game: Clam Variation: Radisch Gambit, 1.e4 e5 2.d4 d5 C21 962

King Pawn Game: Beyer Gambit: , 1.e4 e5 2.d4 d6 3.dxe5 Bd7 B07 985

King Pawn Game: Philidor Gambit: ,

of 97

MoveList Fullname Caxton ID ECO1.e4 e5 2.d4 exd4 C21 331

Center Game: Accepted: , 1.e4 e5 2.d4 exd4 3.Bc4 C21 339

Center Game: Von der Lasa Gambit: , 1.e4 e5 2.d4 exd4 3.Bd3 C21 338

Center Game: Ross Gambit: , 1.e4 e5 2.d4 exd4 3.c3 C21 351

Danish Gambit: General: , 1.e4 e5 2.d4 exd4 3.c3 d5 C21 350

Danish Gambit: Declined: Sorensen Defense, 1.e4 e5 2.d4 exd4 3.c3 dxc3 4.Bc4 cxb2 5.Bxb2 C21 344

Danish Gambit: Accepted: , 1.e4 e5 2.d4 exd4 3.c3 dxc3 4.Bc4 cxb2 5.Bxb2 Bb4+ C21 347

Danish Gambit: Accepted: Copenhagen Defense, 1.e4 e5 2.d4 exd4 3.c3 dxc3 4.Bc4 cxb2 5.Bxb2 d5 C21 348

Danish Gambit: Accepted: Schlechter Defense,1.e4 e5 2.d4 exd4 3.c3 dxc3 4.Bc4 cxb2 5.Bxb2 Nf6 C21 346

Danish Gambit: Accepted: Classical Defense, 1.e4 e5 2.d4 exd4 3.c3 dxc3 4.Bc4 cxb2 5.Bxb2 Qe7 C21 345

Danish Gambit: Accepted: Chigorin Defense, 1.e4 e5 2.d4 exd4 3.c3 Ne7 C21 349

Danish Gambit: Accepted: Svenonius Defense, 1.e4 e5 2.d4 exd4 3.f4 C21 333

Center Game: Halasz-McDonnell Gambit: , 1.e4 e5 2.d4 exd4 3.f4 Bc5 4.Nf3 Nc6 5.c3 C21 2713

Center Game: Halasz-McDonnell Gambit: Crocodile Variation, 1.e4 e5 2.d4 exd4 3.Nf3 Bc5 4.c3 C21 334

Center Game: Lanc-Arnold Gambit: , 1.e4 e5 2.d4 exd4 3.Nf3 Bc5 4.c3 dxc3 4.Bc4 C21 335

Center Game: Lanc-Arnold Gambit: Schippler Gambit, 1.e4 e5 2.d4 exd4 3.Qxd4 Nc6 C22 336

Center Game: Normal Variation: , 1.e4 e5 2.d4 exd4 3.Qxd4 Nc6 4.Qe3 C22 337

Center Game: Paulsen Attack Variation: , 1.e4 e5 2.d4 exd4 3.Qxd4 Nc6 4.Qe3 Nf6 C22 332

Center Game: Berger Variation: , 1.e4 e5 2.f3 Nf6 3.Nc3 C20 974

King Pawn Game: King's Head Opening: , 1.e4 e5 2.f4 C30 1123

King's Gambit: General: , 1.e4 e5 2.f4 Bc5 C30 1094

King's Gambit: Declined: Classical Variation, 1.e4 e5 2.f4 Bc5 3.Nf3 d6 4.b4 C30 1097

King's Gambit: Declined: Classical Variation, Rotlewi Countergambit1.e4 e5 2.f4 Bc5 3.Nf3 d6 4.c3 C30 1096

King's Gambit: Declined: Classical Variation, General1.e4 e5 2.f4 Bc5 3.Nf3 d6 4.c3 Bg4 5.fxe5 dxe5 6.Qa4+ C30 1095

King's Gambit: Declined: Classical Variation, Euwe Attack1.e4 e5 2.f4 Bc5 3.Nf3 d6 5.c3 f5 C30 1098

King's Gambit: Declined: Classical Variation, Rubinstein Countergambit1.e4 e5 2.f4 Bc5 3.Nf3 g5 C30 1106

King's Gambit: Declined: Senechaud Countergambit, 1.e4 e5 2.f4 c5 C30 1100

King's Gambit: Declined: Mafia Defense, 1.e4 e5 2.f4 d5 3.d4 C31 1117

King's Gambit: Falkbeer Countergambit: Hinrichsen Gambit,

of 97

MoveList Fullname Caxton ID ECO1.e4 e5 2.f4 d5 3.exd5 C31 1108

King's Gambit: Falkbeer Countergambit: Accepted, 1.e4 e5 2.f4 d5 3.exd5 Bc5 C31 1118

King's Gambit: Falkbeer Countergambit: Miles Gambit, 1.e4 e5 2.f4 d5 3.exd5 c6 C31 1120

King's Gambit: Falkbeer Countergambit: Nimzowitsch-Marshall Countergambit, 1.e4 e5 2.f4 d5 3.exd5 c6 4.dxc6 Bc5 C31 1121

King's Gambit: Falkbeer Countergambit: Pickler Gambit, 1.e4 e5 2.f4 d5 3.exd5 e4 C31 1122

King's Gambit: Falkbeer Countergambit: Staunton Line, 1.e4 e5 2.f4 d5 3.exd5 e4 4.Bb5+ C31 1109

King's Gambit: Falkbeer Countergambit: Anderssen Attack, 1.e4 e5 2.f4 d5 3.exd5 e4 4.d3 C31 1111

King's Gambit: Falkbeer Countergambit: Charousek Gambit, 1.e4 e5 2.f4 d5 3.exd5 e4 4.d3 Nf6 5.dxe4 C32 1112

King's Gambit: Falkbeer Countergambit: Charousek Gambit, Accepted1.e4 e5 2.f4 d5 3.exd5 e4 4.d3 Nf6 5.dxe4 Nxe4 6.Nf3 Bc5 7.Qe2 Bf5 C32 1114

King's Gambit: Falkbeer Countergambit: Charousek Gambit, Main Line1.e4 e5 2.f4 d5 3.exd5 e4 4.d3 Nf6 5.Nc3 Bb4 6.Bd2 e3 C31 1115

King's Gambit: Falkbeer Countergambit: Charousek Gambit, Morphy Defense1.e4 e5 2.f4 d5 3.exd5 e4 4.d3 Nf6 5.Nd2 C32 1113

King's Gambit: Falkbeer Countergambit: Charousek Gambit, Keres Variation1.e4 e5 2.f4 d5 3.exd5 e4 4.d3 Nf6 5.Qe2 C32 1116

King's Gambit: Falkbeer Countergambit: Charousek Gambit, Old Line1.e4 e5 2.f4 d5 3.exd5 exf4 C32 1119

King's Gambit: Falkbeer Countergambit: Modern Transfer, 1.e4 e5 2.f4 d5 3.Nf3 C31 1110

King's Gambit: Falkbeer Countergambit: Blackburne Attack, 1.e4 e5 2.f4 exf4 3.b3 C33 1069

King's Gambit: Accepted: Orsini Gambit, 1.e4 e5 2.f4 exf4 3.Bb5 C33 1086

King's Gambit: Accepted: Schurig Gambit, 1.e4 e5 2.f4 exf4 3.Bc4 C33 1002

King's Gambit: Accepted: Bishop's Gambit, 1.e4 e5 2.f4 exf4 3.Bc4 b5 C33 1014

King's Gambit: Accepted: Bishop's Gambit, Kieseritzsky Gambit1.e4 e5 2.f4 exf4 3.Bc4 c6 C33 1015

King's Gambit: Accepted: Bishop's Gambit, Lopez Defense1.e4 e5 2.f4 exf4 3.Bc4 d5 4.Bxd5 Nf6 C33 1004

King's Gambit: Accepted: Bishop's Gambit, Bledow Countergambit1.e4 e5 2.f4 exf4 3.Bc4 f5 C33 1012

King's Gambit: Accepted: Bishop's Gambit, Gianutio Gambit1.e4 e5 2.f4 exf4 3.Bc4 g5 C33 1003

King's Gambit: Accepted: Bishop's Gambit, Anderssen Defense1.e4 e5 2.f4 exf4 3.Bc4 Nc6 C33 1018

King's Gambit: Accepted: Bishop's Gambit, Maurian Defense1.e4 e5 2.f4 exf4 3.Bc4 Nf6 C33 1009

King's Gambit: Accepted: Bishop's Gambit, Cozio Defense1.e4 e5 2.f4 exf4 3.Bc4 Nf6 4.Nc3 C33 1007

King's Gambit: Accepted: Bishop's Gambit, Bogoljubow Variation1.e4 e5 2.f4 exf4 3.Bc4 Nf6 4.Nc3 c6 C33 1006

King's Gambit: Accepted: Bishop's Gambit, Bogoljubow Defense1.e4 e5 2.f4 exf4 3.Bc4 Qh4+ 4.Kf1 b5 C33 1008

King's Gambit: Accepted: Bishop's Gambit, Bryan Countergambit1.e4 e5 2.f4 exf4 3.Bc4 Qh4+ 4.Kf1 Bc5 C33 1013

King's Gambit: Accepted: Bishop's Gambit, Greco Variation

of 97

MoveList Fullname Caxton ID ECO1.e4 e5 2.f4 exf4 3.Bc4 Qh4+ 4.Kf1 d6 C33 1010

King's Gambit: Accepted: Bishop's Gambit, Cozio Variation1.e4 e5 2.f4 exf4 3.Bc4 Qh4+ 4.Kf1 g5 C33 1016

King's Gambit: Accepted: Bishop's Gambit, Lopez Variation1.e4 e5 2.f4 exf4 3.Bc4 Qh4+ 4.Kf1 g5 5.Nc3 Bg7 6.d4 Ne7 7.g3 C33 1017

King's Gambit: Accepted: Bishop's Gambit, MacDonnell Attack1.e4 e5 2.f4 exf4 3.Bc4 Qh4+ 4.Kf1 Nc6 C33 1005

King's Gambit: Accepted: Bishop's Gambit, Boden Variation1.e4 e5 2.f4 exf4 3.Bc4 Qh4+ 4.Kf1 Nf6 C33 1011

King's Gambit: Accepted: Bishop's Gambit, First Jaenisch Variation1.e4 e5 2.f4 exf4 3.Bc4 Qh4+ 4.Kf1 Qf6 C33 1019

King's Gambit: Accepted: Bishop's Gambit, see: Jaenisch Variation1.e4 e5 2.f4 exf4 3.Be2 C33 1089

King's Gambit: Accepted: Tartakower Gambit, 1.e4 e5 2.f4 exf4 3.Be2 f5 4.exf5 d6 C33 1090

King's Gambit: Accepted: Tartakower Gambit, Weiss Defense1.e4 e5 2.f4 exf4 3.d4 C33 1073

King's Gambit: Accepted: Polerio Gambit, 1.e4 e5 2.f4 exf4 3.g3 C33 1034

King's Gambit: Accepted: Gaga Gambit, 1.e4 e5 2.f4 exf4 3.h4 C33 1087

King's Gambit: Accepted: Stamma Gambit, 1.e4 e5 2.f4 exf4 3.Kf2 C33 1092

King's Gambit: Accepted: Tumbleweed, 1.e4 e5 2.f4 exf4 3.Nc3 C33 1061

King's Gambit: Accepted: Mason-Keres Gambit, 1.e4 e5 2.f4 exf4 3.Ne2 C33 1070

King's Gambit: Accepted: Paris Gambit, 1.e4 e5 2.f4 exf4 3.Nf3 C34 1055

King's Gambit: Accepted: King's Knight Gambit, 1.e4 e5 2.f4 exf4 3.Nf3 Be7 C35 1024

King's Gambit: Accepted: Cunningham Defense, 1.e4 e5 2.f4 exf4 3.Nf3 Be7 4.Bc4 Bh4+ 5.g3 fxg3 6.O-O gxh2+ 7.Kh1 C35 1025

King's Gambit: Accepted: Cunningham Defense, Bertin Gambit1.e4 e5 2.f4 exf4 3.Nf3 Be7 4.Bc4 Nf6 C35 1026

King's Gambit: Accepted: Cunningham Defense, McCormick Defense1.e4 e5 2.f4 exf4 3.Nf3 d5 C36 1064

King's Gambit: Accepted: Modern Defense, 1.e4 e5 2.f4 exf4 3.Nf3 d5 4.exd5 Nf6 C36 994

King's Gambit: Accepted: Abbazia Defense, 1.e4 e5 2.f4 exf4 3.Nf3 d5 4.exd5 Nf6 5.Bb5+ c6 6.dxc6 bxc6 7.Bc4 Nd5 C36 995

King's Gambit: Accepted: Abbazia Defense, Main Line1.e4 e5 2.f4 exf4 3.Nf3 d6 C34 1032

King's Gambit: Accepted: Fischer Defense, 1.e4 e5 2.f4 exf4 3.Nf3 d6 4.b4 C34 1033

King's Gambit: Accepted: Fischer Defense, Schulder Gambit1.e4 e5 2.f4 exf4 3.Nf3 f5 C34 1036

King's Gambit: Accepted: Gianutio Countergambit, 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 C37 1054

King's Gambit: Accepted: King's Knight Gambit, 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 Bg7 C38 1091

King's Gambit: Accepted: Traditional Variation, 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 Bg7 5.d4 d6 6.c3 C38 1062

King's Gambit: Accepted: Mayet Gambit, 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 Bg7 5.h4 C38 1071

King's Gambit: Accepted: Philidor Gambit,

of 97

MoveList Fullname Caxton ID ECO1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 Bg7 5.h4 h6 6.d4 d6 C38 1037

King's Gambit: Accepted: Greco Gambit, 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 Bg7 5.h4 h6 6.d4 d6 7.hxg5 hxg5 8.Rh8 Bxh8 9.Nc3 c6 10.Ne5 C38 1038

King's Gambit: Accepted: Greco Gambit, Calabrese Gambit1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 Bg7 5.h4 h6 6.d4 d6 7.Qd3 C38 1072

King's Gambit: Accepted: Philidor Gambit, Schultz Variation1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 Bg7 5.O-O C38 1039

King's Gambit: Accepted: Hanstein Gambit,1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 d6 5.O-O Bg4 6.h3 h5 7.hxg4 hxg4 C37 1063

King's Gambit: Accepted: Middleton Countergambit, 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.Bxf7+ C37 1058

King's Gambit: Accepted: Lolli Gambit, 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.d4 gxf3 6.Bxf4 C37 1056

King's Gambit: Accepted: Kotov Gambit, 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.d4 gxf3 6.Qxf3 C37 1035

King's Gambit: Accepted: Ghulam-Kassim Gambit, 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.h4 C37 999

King's Gambit: Accepted: Australian Gambit, 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.Nc3 C37 1059

King's Gambit: Accepted: MacDonnell Gambit, 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.Ne5 C37 1079

King's Gambit: Accepted: Salvio Gambit, 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.Ne5 Qh4+ 6.Kf1 f3 C37 1080

King's Gambit: Accepted: Salvio Gambit, Cochrane Gambit1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.Ne5 Qh4+ 6.Kf1 Nc6 C37 1083

King's Gambit: Accepted: Salvio Gambit, Viennese Variation1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.Ne5 Qh4+ 6.Kf1 Nf6 C37 1081

King's Gambit: Accepted: Salvio Gambit, Santa Maria Defense1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.Ne5 Qh4+ 6.Kf1 Nh6 C37 1082

King's Gambit: Accepted: Salvio Gambit, Silbershmidt Defense1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O C37 1067

King's Gambit: Accepted: Muzio Gambit, Wild Muzio Gambit1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O d5 C37 1065

King's Gambit: Accepted: Muzio Gambit, Brentano Defense1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O gxf3 6.Qxf3 Qe7 C37 1068

King's Gambit: Accepted: Muzio Gambit Accepted, From Defense1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O gxf3 6.Qxf3 Qf6 C37 1066

King's Gambit: Accepted: Muzio Gambit, Sarratt Defense1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O gxf3 6.Qxf3 Qf6 7.Bxf7+ Kxf7 8.d4 Qxd4+ 9.Be3 Qf6 C37 1030

King's Gambit: Accepted: Double Muzio Gambit, Young Gambit1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O gxf3 6.Qxf3 Qf6 7.e5 Qxe5 8.Bxf7+ C37 1028

King's Gambit: Accepted: Double Muzio Gambit, 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O gxf3 6.Qxf3 Qf6 7.e5 Qxe5 8.d3 Bh6 9.Nc3 Ne7 10.Bd2 C37 1029

King's Gambit: Accepted: Double Muzio Gambit, Paulsen Defense1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O gxf3 6.Qxf3 Qf6 7.Nc3 C37 2766

King's Gambit: Accepted: Double Muzio Gambit, Bello Gambit1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O gxf3 6.Qxf3 Qf6 7.Nc3 Qd4+ 8.Kh1 Qxc4 9.Nd5 C37 2767

King's Gambit: Accepted: Double Muzio Gambit, Baldwin Gambit1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 Nc6 C37 1020

King's Gambit: Accepted: Blachly Gambit, 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.d4 C37 1075

King's Gambit: Accepted: Rosentreter Gambit, 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.d4 g4 5.Bxf4 C37 1078

King's Gambit: Accepted: Rosentreter-Testa Gambit, 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.d4 g4 5.Nc3 C37 1077

King's Gambit: Accepted: Rosentreter Gambit, Soerensen Gambit

of 97

MoveList Fullname Caxton ID ECO1.e4 e5 2.f4 exf4 3.Nf3 g5 4.d4 g4 5.Ne5 Qh4+ 6.g3 C37 1076

King's Gambit: Accepted: Rosentreter Gambit, Bird Gambit1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Bg7 C39 1049

King's Gambit: Accepted: Kieseritsky Gambit, Paulsen Defense1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 d5 C39 1044

King's Gambit: Accepted: Kieseritsky Gambit, Brentano Defense1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 d6 C39 1046

King's Gambit: Accepted: Kieseritsky Gambit, Kolisch Defense1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 h5 C39 1047

King's Gambit: Accepted: Kieseritsky Gambit, Long Whip1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 h6 6.Nxf7 C39 1045

King's Gambit: Accepted: Kieseritsky Gambit, Cotter Gambit1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Nc6 C39 1048

King's Gambit: Accepted: Kieseritsky Gambit, Neumann Defense1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Nf6 C39 1042

King's Gambit: Accepted: Kieseritsky Gambit, Berlin Defense1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Nf6 6.Bc4 C39 1043

King's Gambit: Accepted: Kieseritsky Gambit, Berlin Defense1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Nf6 6.Bc4 d5 7.exd5 Bd6 C39 1040

King's Gambit: Accepted: Kieseritsky Gambit, Anderssen Defense1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Nf6 6.Bc4 d5 7.exd5 Bd6 8.d4 Nh5 9.Bxf4 Nxf4 C39 1041

King's Gambit: Accepted: Kieseritsky Gambit, Anderssen-Cordel Gambit1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Nf6 6.Bc4 d5 7.exd5 Bd6 8.O-O Bxe5 C39 1051

King's Gambit: Accepted: Kieseritsky Gambit, Rice Gambit1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Nf6 6.Bc4 d5 7.exd5 Bg7 C39 1050

King's Gambit: Accepted: Kieseritsky Gambit, Paulsen Defense Deferred1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Nf6 6.d4 C39 1053

King's Gambit: Accepted: Kieseritsky Gambit, Rubinstein Variation1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Qe7 C39 1052

King's Gambit: Accepted: Kieseritsky Gambit, Rosenthal Defense1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ng5 C39 996

King's Gambit: Accepted: Allgaier Gambit, 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ng5 h6 6.Nxf7 Kxf7 7.Bc4+ C39 998

King's Gambit: Accepted: Allgaier Gambit, Urusov Attack1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ng5 h6 6.Nxf7 Kxf7 7.d4 C39 997

King's Gambit: Accepted: Allgaier Gambit, Thorold Attack1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Nc3 C37 1074

King's Gambit: Accepted: Quade Gambit, 1.e4 e5 2.f4 exf4 3.Nf3 h6 C34 1001

King's Gambit: Accepted: Becker Defense, 1.e4 e5 2.f4 exf4 3.Nf3 Nc6 C34 1060

King's Gambit: Accepted: MacLeod Defense, 1.e4 e5 2.f4 exf4 3.Nf3 Ne7 C34 1021

King's Gambit: Accepted: Bonsch-Osmolovsky Variation, 1.e4 e5 2.f4 exf4 3.Nf3 Nf6 C34 1084

King's Gambit: Accepted: Schallop Defense, 1.e4 e5 2.f4 exf4 3.Nf3 Nf6 4.e5 Nh5 5.g4 C34 1085

King's Gambit: Accepted: Schallop Defense, Tashkent Attack1.e4 e5 2.f4 exf4 3.Nh3 C30 1031

King's Gambit: Accepted: Eisenberg Variation, 1.e4 e5 2.f4 exf4 3.Qe2 C33 1000

King's Gambit: Accepted: Basman Gambit, 1.e4 e5 2.f4 exf4 3.Qf3 C33 1022

King's Gambit: Accepted: Breyer Gambit, 1.e4 e5 2.f4 exf4 3.Qg4 C30 1027

King's Gambit: Accepted: Dodo Variation,

of 97

MoveList Fullname Caxton ID ECO1.e4 e5 2.f4 exf4 3.Qh5 C33 1023

King's Gambit: Accepted: Carrera Gambit, 1.e4 e5 2.f4 f5 C30 1124

King's Gambit: Panteldakis Countergambit: , 1.e4 e5 2.f4 f6 3.fxe5 Nc6 C30 1107

King's Gambit: Declined: Soller-Zilbermints Gambit, 1.e4 e5 2.f4 g5 C30 2748

King's Gambit: Zilbermints Double Countergambit: , 1.e4 e5 2.f4 Nc6 C30 1105

King's Gambit: Declined: Queen's Knight Defense, 1.e4 e5 2.f4 Nc6 3.Nf3 f5 C30 1101

King's Gambit: Declined: Miles Defense, 1.e4 e5 2.f4 Nc6 3.Nf3 g5 C30 2747

King's Gambit: Declined: Zilbermints Double Gambit I, 1.e4 e5 2.f4 Nc6 3.Nf3 g5 4.fxg5 h6 C30 2749

King's Gambit: Declined: Hobbs-Zilbermints Gambit, 1.e4 e5 2.f4 Nf6 C30 1104

King's Gambit: Declined: Petrov's Defense, 1.e4 e5 2.f4 Qf6 C30 1102

King's Gambit: Declined: Norwalde Variation, 1.e4 e5 2.f4 Qf6 3.Nc3 Qxf4 4.d4 C30 1103

King's Gambit: Declined: Norwalde Variation, Schubert Variation1.e4 e5 2.f4 Qh4+ 3.g3 Qe7 C30 1099

King's Gambit: Declined: Keene Defense, 1.e4 e5 2.Nc3 C27 2629

Vienna Game: General: , 1.e4 e5 2.Nc3 Bb4 3.Qg4 Nf6 C25 2674

Vienna Game: Zhuravlev Countergambit: , 1.e4 e5 2.Nc3 Bc5 C25 2626

Vienna Game: Anderssen Defense: , 1.e4 e5 2.Nc3 Bc5 3.Na4 C25 2631

Vienna Game: Hamppe-Meitner Variation: , 1.e4 e5 2.Nc3 Bc5 3.Qg4 C25 2630

Vienna Game: Giraffe Attack: , 1.e4 e5 2.Nc3 d6 3.f4 C25 2635

Vienna Game: Omaha Gambit: , 1.e4 e5 2.Nc3 Nc6 3.Bc4 Bc5 4.Qg4 Qf6 5.Nd5 C23 2646

Vienna Game: Stanley Variation: Meitner-Mieses Gambit, 1.e4 e5 2.Nc3 Nc6 3.Bc4 Nf6 4.f4 Nxe4 5.Nf3 C23 2643

Vienna Game: Stanley Variation: Bronstein Gambit, 1.e4 e5 2.Nc3 Nc6 3.d4 C23 2628

Vienna Game: Fyfe Gambit: , 1.e4 e5 2.Nc3 Nc6 3.d4 f5 C23 2640

Vienna Game: Philidor Countergambit: , 1.e4 e5 2.Nc3 Nc6 3.f4 C25 2651

Vienna Game: Vienna Gambit: , 1.e4 e5 2.Nc3 Nc6 3.f4 Bc5 4.fxe5 d6 C25 2664

Vienna Game: Vienna Gambit: Quelle Gambit, 1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.d4 C25 2665

Vienna Game: Vienna Gambit: Steinitz Gambit, 1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.d4 Qh4+ 5.Ke2 C28 2668

Vienna Game: Vienna Gambit: Steinitz Gambit, Main Line1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.d4 Qh4+ 5.Ke2 b6 C28 2666

Vienna Game: Vienna Gambit: Steinitz Gambit, Fraser-Minckwitz Defense1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.d4 Qh4+ 5.Ke2 d5 C25 2671

Vienna Game: Vienna Gambit: Steinitz Gambit, Zukertort Defense

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MoveList Fullname Caxton ID ECO1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.d4 Qh4+ 5.Ke2 d6 C25 2669

Vienna Game: Vienna Gambit: Steinitz Gambit, Paulsen Defense1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.d4 Qh4+ 5.Ke2 g5 C25 2670

Vienna Game: Vienna Gambit: Steinitz Gambit, Soerensen Defense1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.Nf3 C25 2667

Vienna Game: Vienna Gambit: Steinitz Gambit, Knight Variation1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.Nf3 Be7 C25 2655

Vienna Game: Vienna Gambit: Cunningham Defense, 1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.Nf3 g5 5.Bc4 g4 6.O-O gxf3 C25 2658

Vienna Game: Vienna Gambit: Hamppe-Muzio Gambit, 1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.Nf3 g5 5.d4 C28 2663

Vienna Game: Vienna Gambit: Pierce Gambit, 1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.Nf3 g5 5.h4 g4 6.Ng5 C25 2656

Vienna Game: Vienna Gambit: Hamppe Allgaier Gambit, 1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.Nf3 g5 5.h4 g4 6.Ng5 h6 7.Nxf7 Kxf7 8.d4 C25 2657

Vienna Game: Vienna Gambit: Hamppe-Allgaier-Thorold Gambit, 1.e4 e5 2.Nc3 Nc6 3.g3 C25 2636

Vienna Game: Paulsen Variation: , 1.e4 e5 2.Nc3 Nc6 3.g3 Bc5 4.Bg2 h5 5.Nf3 h4 C25 2637

Vienna Game: Paulsen Variation: Mariotti Gambit,1.e4 e5 2.Nc3 Nc6 3.g3 Nf6 4.Bg2 Bc5 5.Nge2 d5 C25 2639

Vienna Game: Paulsen Variation: Unnamed Gambit, 1.e4 e5 2.Nc3 Nf6 C26 2627

Vienna Game: Falkbeer Variation: , 1.e4 e5 2.Nc3 Nf6 3.a3 C26 2632

Vienna Game: Mengarini Variation: , 1.e4 e5 2.Nc3 Nf6 3.Bc4 C26 2641

Vienna Game: Stanley Variation: , 1.e4 e5 2.Nc3 Nf6 3.Bc4 Bb4 C26 2649

Vienna Game: Stanley Variation: Reversed Spanish, 1.e4 e5 2.Nc3 Nf6 3.Bc4 Bc5 4.Nge2 b5 C27 2644

Vienna Game: Stanley Variation: Eifel Gambit, 1.e4 e5 2.Nc3 Nf6 3.Bc4 Nc6 C28 2650

Vienna Game: Stanley Variation: Three Knights Variation, 1.e4 e5 2.Nc3 Nf6 3.Bc4 Nxe4 C27 2647

Vienna Game: Stanley Variation: Modern Variation, 1.e4 e5 2.Nc3 Nf6 3.Bc4 Nxe4 4.Nf3 C27 155

Bishop's Opening: Boden-Kieseritsky Gambit: , 1.e4 e5 2.Nc3 Nf6 3.Bc4 Nxe4 4.Qh5 Nd6 5.Bb3 Be7 C27 2648

Vienna Game: Stanley Variation: Monster Declined, 1.e4 e5 2.Nc3 Nf6 3.Bc4 Nxe4 4.Qh5 Nd6 5.Bb3 Be7 6.Nf3 Nc6 7.Nxe5 C27 2642

Vienna Game: Stanley Variation: Alekhine Variation, 1.e4 e5 2.Nc3 Nf6 3.Bc4 Nxe4 4.Qh5 Nd6 5.Bb3 Nc6 6.Nb5 g6 7.Qf3 f5 8.Qd5 Qe7 9.Nxc7+ Kd8 C27 2645

Vienna Game: Stanley Variation: Frankenstein-Dracula Variation, 1.e4 e5 2.Nc3 Nf6 3.f4 C28 2652

Vienna Game: Vienna Gambit: , 1.e4 e5 2.Nc3 Nf6 3.f4 d5 C29 2660

Vienna Game: Vienna Gambit: Main Line, 1.e4 e5 2.Nc3 Nf6 3.f4 d5 4.d3 C29 2672

Vienna Game: Vienna Gambit: Steinitz Variation, 1.e4 e5 2.Nc3 Nf6 3.f4 d5 4.fxe5 Nxe4 5.d3 C29 2661

Vienna Game: Vienna Gambit: Modern Variation, 1.e4 e5 2.Nc3 Nf6 3.f4 d5 4.fxe5 Nxe4 5.d3 Qh4+ 6.g3 Nxg3 7.Nf3 Qh5 8.Nxd5 C29 2673

Vienna Game: Vienna Gambit: Wurzburger Trap, 1.e4 e5 2.Nc3 Nf6 3.f4 d5 4.fxe5 Nxe4 5.Nf3 Be7 C29 2654

Vienna Game: Vienna Gambit: Breyer Variation,

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MoveList Fullname Caxton ID ECO1.e4 e5 2.Nc3 Nf6 3.f4 d5 4.fxe5 Nxe4 5.Nf3 Bg4 6.Qe2 C29 2659

Vienna Game: Vienna Gambit: Kaufmann Variation, 1.e4 e5 2.Nc3 Nf6 3.f4 d5 4.fxe5 Nxe4 5.Qf3 C29 2662

Vienna Game: Vienna Gambit: Paulsen Attack, 1.e4 e5 2.Nc3 Nf6 3.f4 d5 4.fxe5 Nxe4 5.Qf3 f5 C29 2653

Vienna Game: Vienna Gambit: Bardeleben Variation, 1.e4 e5 2.Nc3 Nf6 3.g3 C26 2633

Vienna Game: Mieses Variation: , 1.e4 e5 2.Nc3 Nf6 3.g3 Bc5 4.Bg2 Nc6 5.Nge2 d5 6.exd5 C25 2638

Vienna Game: Paulsen Variation: Polluck Gambit, 1.e4 e5 2.Nc3 Nf6 3.g3 d5 4.exd5 c6 C25 2634

Vienna Game: Mieses Variation: Erben Gambit, 1.e4 e5 2.Ne2 C20 960

King Pawn Game: Alapin Opening: , 1.e4 e5 2.Nf3 C40 1239

King's Knight Opening: General: , 1.e4 e5 2.Nf3 Bc5 C40 963

King Pawn Game: Busch-Gass Gambit: , 1.e4 e5 2.Nf3 Bc5 3.Nxe5 Nc6 C40 2709

King Pawn Game: Busch-Gass Gambit: Chiodini Gambit, 1.e4 e5 2.Nf3 c6 C40 973

King Pawn Game: Gunderam Gambit: , 1.e4 e5 2.Nf3 d5 C40 412

Elephant Gambit: General: , 1.e4 e5 2.Nf3 d5 3.exd5 Bd6 C40 413

Elephant Gambit: Maroczy Gambit: , 1.e4 e5 2.Nf3 d5 3.exd5 e4 C40 414

Elephant Gambit: Paulsen Countergambit: , 1.e4 e5 2.Nf3 d5 3.Nxe5 dxe4 4.Bc4 Qg5 C40 415

Elephant Gambit: Wasp Variation: , 1.e4 e5 2.Nf3 d6 C41 1490

Philidor Defense: General: , 1.e4 e5 2.Nf3 d6 3.Bc4 f5 C41 1507

Philidor Defense: Lopez Countergambit: , 1.e4 e5 2.Nf3 d6 3.d4 C41 1489

Philidor Defense: General: , 1.e4 e5 2.Nf3 d6 3.d4 Bd7 C41 1516

Philidor Defense: Philidor Gambit: , 1.e4 e5 2.Nf3 d6 3.d4 Bg4 4.dxe5 Nd7 C41 1483

Philidor Defense: Alapin-Blackburne Gambit: , 1.e4 e5 2.Nf3 d6 3.d4 exd4 C41 1488

Philidor Defense: Exchange Variation: , 1.e4 e5 2.Nf3 d6 3.d4 exd4 4.Bc4 C41 1508

Philidor Defense: Morphy Gambit: , 1.e4 e5 2.Nf3 d6 3.d4 exd4 4.c3 C41 1484

Philidor Defense: Bird Gambit: , 1.e4 e5 2.Nf3 d6 3.d4 exd4 4.Nxd4 C41 1487

Philidor Defense: Exchange Variation: , 1.e4 e5 2.Nf3 d6 3.d4 exd4 4.Nxd4 g6 C41 1498

Philidor Defense: Larsen Variation: , 1.e4 e5 2.Nf3 d6 3.d4 exd4 4.Nxd4 Nf6 C41 1486

Philidor Defense: Exchange Variation: , 1.e4 e5 2.Nf3 d6 3.d4 exd4 4.Qxd4 Bd7 C41 1485

Philidor Defense: Boden Variation: , 1.e4 e5 2.Nf3 d6 3.d4 f5 C41 1514

Philidor Defense: Philidor Countergambit: ,

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MoveList Fullname Caxton ID ECO1.e4 e5 2.Nf3 d6 3.d4 f5 4.Nc3 C41 1515

Philidor Defense: Philidor Countergambit: Zukertort Variation, 1.e4 e5 2.Nf3 d6 3.d4 Nd7 C41 1491

Philidor Defense: Hanham Variation: , 1.e4 e5 2.Nf3 d6 3.d4 Nd7 4.Bc4 c6 5.c3 C41 1492

Philidor Defense: Hanham Variation: Delmar Variation, 1.e4 e5 2.Nf3 d6 3.d4 Nd7 4.Bc4 c6 5.Nc3 C41 1494

Philidor Defense: Hanham Variation: Schlechter Variation, 1.e4 e5 2.Nf3 d6 3.d4 Nd7 4.Bc4 c6 5.O-O C41 1493

Philidor Defense: Hanham Variation: Krause Variation, 1.e4 e5 2.Nf3 d6 3.d4 Nd7 4.Bc4 c6 5.O-O Be7 6.dxe5 C41 1496

Philidor Defense: Hanham Variation: Steiner Variation, 1.e4 e5 2.Nf3 d6 3.d4 Nd7 4.Bc4 Nb6 C41 1495

Philidor Defense: Hanham Variation: Sharp Variation, 1.e4 e5 2.Nf3 d6 3.d4 Nd7 4.Nc3 Nf6 C41 1499

Philidor Defense: Lion Variation: , 1.e4 e5 2.Nf3 d6 3.d4 Nd7 4.Nc3 Nf6 5.Bc4 Be7 6.O-O h6 C41 1505

Philidor Defense: Lion Variation: Lion's Claw II, 1.e4 e5 2.Nf3 d6 3.d4 Nd7 4.Nc3 Nf6 5.Be2 Be7 6.O-O c6 C41 1504

Philidor Defense: Lion Variation: Lion's Claw I, 1.e4 e5 2.Nf3 d6 3.d4 Nf6 C41 1510

Philidor Defense: Nimzowitsch Variation: , 1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.Bc4 C41 1511

Philidor Defense: Nimzowitsch Variation: Klein Variation, 1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.dxe5 C41 1509

Philidor Defense: Nimzowitsch Variation: , 1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.dxe5 Nxe4 5.Nbd2 C41 1513

Philidor Defense: Nimzowitsch Variation: Sokolsky Variation, 1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.dxe5 Nxe4 5.Qd5 C41 1512

Philidor Defense: Nimzowitsch Variation: Rellstab Variation, 1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.Nc3 Nbd7 C41 1503

Philidor Defense: Lion Variation: Larobok Variation, 1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.Nc3 Nbd7 5.Bc4 Be7 6.Bxf7+ C41 1500

Philidor Defense: Lion Variation: Bishop Sac, 1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.Nc3 Nbd7 5.Bc4 Be7 6.dxe5 dxe5 7.Bxf7+ C41 1501

Philidor Defense: Lion Variation: Delayed Bishop Sac, 1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.Nc3 Nbd7 5.Bc4 Be7 6.Ng5 O-O 7.Bxf7+ Rxf7 8.Ne6 C41 1502

Philidor Defense: Lion Variation: Forcing Line, 1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.Nc3 Nbd7 5.Bc4 Be7 6.O-O O-O 7.Qe2 c6 8.a4 exd4 C41 1506

Philidor Defense: Lion Variation: Sozin Variation, 1.e4 e5 2.Nf3 f5 C40 1256

Latvian Gambit: General: , 1.e4 e5 2.Nf3 f5 3.b4 C40 1266

Latvian Gambit: Senechaud Gambit: , 1.e4 e5 2.Nf3 f5 3.Bc4 C40 1260

Latvian Gambit: Mayet Attack: , 1.e4 e5 2.Nf3 f5 3.Bc4 b5 C40 1264

Latvian Gambit: Mayet Attack: Strautins Gambit, 1.e4 e5 2.Nf3 f5 3.Bc4 fxe4 4.Nxe5 d5 C40 1263

Latvian Gambit: Mayet Attack: Polerio-Svedenborg Variation, 1.e4 e5 2.Nf3 f5 3.Bc4 fxe4 4.Nxe5 Qg5 5.d4 Qxg2 C40 1262

Latvian Gambit: Mayet Attack: Poisoned Pawn Variation, 1.e4 e5 2.Nf3 f5 3.Bc4 Nf6 C40 1261

Latvian Gambit: Mayet Attack: Morgado Defense, 1.e4 e5 2.Nf3 f5 3.c4 C40 1254

Latvian Gambit: Diepstraten Countergambit: ,

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MoveList Fullname Caxton ID ECO1.e4 e5 2.Nf3 f5 3.d3 Nc6 4.exf5 C40 1252

Latvian Gambit: Clam Gambit: , 1.e4 e5 2.Nf3 f5 3.d4 C40 1259

Latvian Gambit: Mason Countergambit: , 1.e4 e5 2.Nf3 f5 3.exf5 C40 1243

Latvian Gambit: Accepted: , 1.e4 e5 2.Nf3 f5 3.g4 C40 1258

Latvian Gambit: Lobster Gambit: , 1.e4 e5 2.Nf3 f5 3.Nc3 C40 1265

Latvian Gambit: Mlotkowski Variation: , 1.e4 e5 2.Nf3 f5 3.Nxe5 Nc6 C40 1255

Latvian Gambit: Fraser Defense: , 1.e4 e5 2.Nf3 f5 3.Nxe5 Nf6 4.Bc4 fxe4 5.Nf7 Qe7 6.Nxh8 d5 C40 1253

Latvian Gambit: Corkscrew Gambit: , 1.e4 e5 2.Nf3 f5 3.Nxe5 Qe7 C40 1257

Latvian Gambit: Greco Variation: , 1.e4 e5 2.Nf3 f5 3.Nxe5 Qf6 4.d4 C40 1250

Latvian Gambit: Accepted: Main Line, 1.e4 e5 2.Nf3 f5 3.Nxe5 Qf6 4.d4 d6 5.Nc4 C40 1244

Latvian Gambit: Accepted: Bilguer Variation, 1.e4 e5 2.Nf3 f5 3.Nxe5 Qf6 4.d4 d6 5.Nc4 fxe4 6.Be2 C40 1245

Latvian Gambit: Accepted: Bronstein Attack, 1.e4 e5 2.Nf3 f5 3.Nxe5 Qf6 4.d4 d6 5.Nc4 fxe4 6.Ne3 C40 1251

Latvian Gambit: Accepted: Nimzowitsch Attack, 1.e4 e5 2.Nf3 f5 3.Nxe5 Qf6 4.d4 d6 5.Nc4 fxe4 6.Qh5+ g6 7.Qe2 C40 1246

Latvian Gambit: Accepted: Bronstein Gambit, 1.e4 e5 2.Nf3 f5 3.Nxe5 Qf6 4.Nc4 C40 1248

Latvian Gambit: Accepted: Foltys-Leonhardt Variation, 1.e4 e5 2.Nf3 f5 3.Nxe5 Qf6 4.Nc4 fxe4 5.d3 C40 1247

Latvian Gambit: Accepted: Foltys Variation, 1.e4 e5 2.Nf3 f5 3.Nxe5 Qf6 4.Nc4 fxe4 5.Nc3 C40 1249

Latvian Gambit: Accepted: Leonhardt Variation, 1.e4 e5 2.Nf3 f6 C40 967

King Pawn Game: Damiano Defense: , 1.e4 e5 2.Nf3 f6 3.Nxe5 fxe5 4.Qh5+ g6 5.Qxe5+ Qe7 6.Qxh8 C20 968

King Pawn Game: Damiano Defense: Damiano Gambit, 1.e4 e5 2.Nf3 f6 3.Nxe5 Qe7 4.Nf3 d5 C20 969

King Pawn Game: Damiano Defense: Damiano Gambit, Chigorin Gambit1.e4 e5 2.Nf3 Nc6 C44 1241

King's Knight Opening: Normal Variation: , 1.e4 e5 2.Nf3 Nc6 3.b4 C44 984

King Pawn Game: Paschman Wing Gambit: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 C60 2432

Spanish Game: General: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a5 C60 2377

Spanish Game: Bulgarian Variation: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 C70 2440

Spanish Game: Morphy Defense: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 b5 C70 2450

Spanish Game: Norwegian Variation: Caro Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 b5 5.Bb3 Bc5 C70 2457

Spanish Game: Norwegian Variation: Graz Variation,1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 b5 5.Bb3 Na5 C70 2473

Spanish Game: Norwegian Variation: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 b5 5.Bb3 Na5 6.Bxf7+ C70 2474

Spanish Game: Norwegian Variation: Nightingale Gambit,

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MoveList Fullname Caxton ID ECO1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Bb4 C70 2443

Spanish Game: Alapin's Defense Deferred: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Bc5 C70 2452

Spanish Game: Classical Defense Deferred: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 C71 2468

Spanish Game: Modern Steinitz Defense: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.Bxc6+ bxc6 6.d4 C73 2466

Spanish Game: Modern Steinitz Defense: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.Bxc6+ bxc6 6.d4 f6 C73 2464

Spanish Game: Modern Steinitz Defense: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 C74 2462

Spanish Game: Modern Steinitz Defense: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 C75 2465

Spanish Game: Modern Steinitz Defense: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 6.d4 g6 C76 2470

Spanish Game: Modern Steinitz Defense: Fianchetto Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 6.d4 Nge7 C75 2461

Spanish Game: Modern Steinitz Defense: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 f5 C74 2471

Spanish Game: Modern Steinitz Defense: Siesta Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 f5 6.exf5 Bxf5 7.O-O C74 2467

Spanish Game: Modern Steinitz Defense: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c4 C71 2469

Spanish Game: Modern Steinitz Defense: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.Nc3 C71 2463

Spanish Game: Modern Steinitz Defense: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.O-O C72 2460

Spanish Game: Modern Steinitz Defense: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 f5 C70 2475

Spanish Game: Schliemann Defense Deferred: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 f5 5.exf5 C70 2476

Spanish Game: Schliemann Defense Deferred: Jaenisch Gambit Deferred, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 g6 C70 2456

Spanish Game: Fianchetto Defense Deferred: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.0–0 Nxe4 6.Re1 d5 C80 2486

Spanish Game: Open Variation: Skipworth Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.Bxc6 C77 2446

Spanish Game: Bayreuth Variation: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.c3 C74 2458

Spanish Game: Jaffe Gambit: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d3 C77 2444

Spanish Game: Anderssen Variation: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d3 d6 6.c4 C77 2455

Spanish Game: Duras Variation: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d4 C77 2459

Spanish Game: Mackenzie Variation: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.Nc3 C77 2479

Spanish Game: Tarrasch Variation: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O C78 2441

Spanish Game: Normal Variation: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Bb7 C78 2445

Spanish Game: Archangelsk Variation: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Be7 7.a4 C78 2481

Spanish Game: Archangelsk Variation: Wing Attack, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 d6 C78 2442

Spanish Game: Archangelsk Variation: Neo-Steinitz Defense,

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MoveList Fullname Caxton ID ECO1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Bc5 C78 2472

Spanish Game: Modern Variation: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 C84 2387

Spanish Game: Closed: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Bxc6 C85 2454

Spanish Game: Delayed Exchange: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.d4 C84 2394

Spanish Game: Center Attack: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.d4 exd4 7.e5 Ne4 8.c3 dxc3 C84 2395

Spanish Game: Center Attack: Basque Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Qe2 C86 2483

Spanish Game: Worrall Attack: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Qe2 b5 7.Bb3 d6 C86 2485

Spanish Game: Worrall Attack: Delayed castling line, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Qe2 b5 7.Bb3 O-O C86 2484

Spanish Game: Worrall Attack: Caslting line, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 Bb7 C88 2415

Spanish Game: Closed: Trajkovic Counterattack, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 Na5 9.Bc2 c5 10.d4 Qc7 C88 2389

Spanish Game: Closed: Balla Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 Na5 9.Bc2 c5 10.d4 Qc7 C90 2386

Spanish Game: Closed: Alekhine Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.d4 C88 2411

Spanish Game: Closed: Rosen Attack, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d5 C89 2433

Spanish Game: Marshall Attack: General, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d5 9.exd5 e4 C89 2439

Spanish Game: Marshall Attack: Steiner Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d5 9.exd5 Nxd5 10.Nxe5 C89 2436

Spanish Game: Marshall Attack: Modern Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d5 9.exd5 Nxd5 10.Nxe5 C89 2438

Spanish Game: Marshall Attack: Re3 variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d5 9.exd5 Nxd5 10.Nxe5 C89 2434

Spanish Game: Marshall Attack: Main Line, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d5 9.exd5 Nxd5 10.Nxe5 C89 2435

Spanish Game: Marshall Attack: Modern Main Line, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d5 9.exd5 Nxd5 10.Nxe5 C89 2437

Spanish Game: Marshall Attack: Original Marshall Attack, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 C90 2399

Spanish Game: Closed: Closed Defense, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.a3 C90 2414

Spanish Game: Closed: Suetin Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.Bc2 C90 2409

Spanish Game: Closed: Lutikov Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.d3 C90 2410

Spanish Game: Closed: Pilnik Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.d4 C91 2416

Spanish Game: Closed: Yates Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.d4 Bg4 C91 2390

Spanish Game: Closed: Bogoljubow Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 C92 2403

Spanish Game: Closed: General, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 a5 C92 2405

Spanish Game: Closed: Keres Defense, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Bb7 C92 2402

Spanish Game: Closed: Flohr System,

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MoveList Fullname Caxton ID ECO1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Be6 C92 2408

Spanish Game: Closed: Kholmov Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 h6 C93 2412

Spanish Game: Closed: Smyslov Defense, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Na5 10.Bc2 C96 2401

Spanish Game: Closed: Closed Defense, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Na5 10.Bc2 c5 C96 2400

Spanish Game: Closed: Closed Defense, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Na5 10.Bc2 c5 C96 2391

Spanish Game: Closed: Borisenko Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Na5 10.Bc2 c5 C96 2406

Spanish Game: Closed: Keres Defense, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Na5 10.Bc2 c5 C97 2398

Spanish Game: Closed: Chigorin Defense, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Na5 10.Bc2 c5 C99 2451

Spanish Game: Closed: Chigorin Defense, Panov System1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Na5 10.Bc2 c5 C98 2396

Spanish Game: Closed: Chigorin Defense, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Na5 10.Bc2 c5 C98 2397

Spanish Game: Closed: Chigorin Defense, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Nb8 C94 2447

Spanish Game: Closed: Breyer Defense, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Nb8 10.d3 C94 2448

Spanish Game: Closed: Breyer Defense, Quiet Variation1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Nb8 10.d4 Nbd7 C95 2449

Spanish Game: Closed: Breyer Defense, Zaitsev Hybrid1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Nb8 10.d4 Nbd7 C95 2392

Spanish Game: Closed: Breyer Defense, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Nb8 10.d4 Nbd7 C95 2393

Spanish Game: Closed: Breyer Defense, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Nd7 C92 2407

Spanish Game: Closed: Keres Defense, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Re8 C92 2417

Spanish Game: Closed: Zaitsev System, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Re8 10.d4 Bb7 C93 2413

Spanish Game: Closed: Smyslov-Breyer-Zaitsev Hybrid, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 d6 C87 2388

Spanish Game: Closed: Averbakh Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 d6 7.c3 O-O 8.d4 Bd7 9.Nbd2 Be8 C79 2404

Spanish Game: Closed: Kecskemet Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O d5 2801

Spanish Game: Central Countergambit: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O d6 C79 2477

Spanish Game: Lasker Defense: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O d6 6.Bxc6+ bxc6 7.d4 Nxe4 C79 2478

Spanish Game: Lasker Defense: Exchange Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O g6 2803

Spanish Game: Brix Variation: ,1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 C80 2504

Spanish Game: Open: Open Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 C80 2487

Spanish Game: Open: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.a4 Nxd4 C80 2507

Spanish Game: Open: Schlechter Defense, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.c4 C80 2496

Spanish Game: Open: Harksen Gambit,

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MoveList Fullname Caxton ID ECO1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 C80 2488

Spanish Game: Open: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 C80 2501

Spanish Game: Open: Main Lines, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Bc5 C82 2499

Spanish Game: Open: Italian Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Bc5 10.Nbd2 C82 2508

Spanish Game: Open: St. Petersburg Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Bc5 10.Nbd2 O- C82 2494

Spanish Game: Open: Dilworth Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Bc5 10.Qd3 C82 2503

Spanish Game: Open: Motzko Attack II, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Be7 C83 2492

Spanish Game: Open: Classical Defense, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Be7 10.Nbd2 O- C83 2502

Spanish Game: Open: Malkin Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Be7 10.Re1 C83 2493

Spanish Game: Open: Classical Defense, Main Line1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Be7 10.Re1 O-O C83 2491

Spanish Game: Open: Breslau Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Nc5 C82 2489

Spanish Game: Open: Berlin Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.Nbd2 C80 2490

Spanish Game: Open: Bernstein Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.Nbd2 Nc5 10.c3 d4 C80 2500

Spanish Game: Open: Karpov Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.Qe2 C81 2498

Spanish Game: Open: Howell Attack, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.Qe2 Be7 10.c4 C81 2497

Spanish Game: Open: Howell Attack, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Ne7 C80 2509

Spanish Game: Open: Zukertort Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.d5 C80 2505

Spanish Game: Open: Richter Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Nxe5 C80 2495

Spanish Game: Open: Friess Attack, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 exd4 C80 2506

Spanish Game: Open: Riga Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.Qe2 C80 2480

Spanish Game: Open: Tartakower Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.Qe2 C77 2482

Spanish Game: Cozio Defense: Wormald Attack, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nge7 C70 2453

Spanish Game: Cozio Defense Deferred: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 C68 2421

Spanish Game: Exchange Variation: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 bxc6 C68 2428

Spanish Game: Exchange Variation: Lutikov Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.d4 exd4 6.Qxd4 Qxd4 7.Nxd4 Bd6 C68 2423

Spanish Game: Exchange Variation: Alekhine Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.Nc3 C68 2426

Spanish Game: Exchange Variation: Keres Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.Nc3 f6 6.d3 C68 2430

Spanish Game: Exchange Variation: Romanovsky Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O C69 2429

Spanish Game: Exchange Variation: Normal Variation,

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MoveList Fullname Caxton ID ECO1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O Bd6 C68 2427

Spanish Game: Exchange Variation: King's Bishop Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O Bg4 6.h3 h5 C69 2422

Spanish Game: Exchange Variation: Alapin Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O f6 C69 2425

Spanish Game: Exchange Variation: Gligoric Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O Qd6 C69 2424

Spanish Game: Exchange Variation: Bronstein Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 b6 C60 2510

Spanish Game: Rotary-Albany Gambit: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bb4 C60 2349

Spanish Game: Alapin Defense: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bb4 4.c3 Ba5 5.Bxc6 dxc6 C60 2350

Spanish Game: Alapin Defense: Alapin Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 C64 2378

Spanish Game: Classical Variation: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.b4 C64 2384

Spanish Game: Classical Variation: Spanish Wing Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.c3 C64 2379

Spanish Game: Classical Variation: Central Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.c3 Bb6 C64 2380

Spanish Game: Classical Variation: Charousek Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.c3 d5 C64 2382

Spanish Game: Classical Variation: Konikowski Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.c3 f5 C64 2381

Spanish Game: Classical Variation: Cordel Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.O-O Nf6 5.c3 C64 2385

Spanish Game: Classical Variation: Zukertort Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.O-O Nf6 5.c3 O-O 6.d4 Bb6 7.Bg5 C64 2383

Spanish Game: Classical Variation: Modern Main Line, 1.e4 e5 2.Nf3 Nc6 3.Bb5 d5 C60 2520

Spanish Game: Spanish Countergambit: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 d5 4.Nxe5 Qg5 5.Nxc6 C60 2522

Spanish Game: Spanish Countergambit: Harding Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bb5 d5 4.Nxe5 Qg5 5.O-O C60 2521

Spanish Game: Spanish Countergambit: Harding Countergambit, Fricke Gambit1.e4 e5 2.Nf3 Nc6 3.Bb5 d6 C62 2523

Spanish Game: Steinitz Defense: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 d6 4.d4 Bd7 5.Nc3 Nf6 6.Bxc6 C62 2525

Spanish Game: Steinitz Defense: Nimzowitsch Attack, 1.e4 e5 2.Nf3 Nc6 3.Bb5 d6 4.d4 exd4 5.0–0 C62 2524

Spanish Game: Steinitz Defense: Center Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 C63 2512

Spanish Game: Schliemann Defense: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Bxc6 C63 2515

Spanish Game: Schliemann Defense: Exchange Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.d4 C63 2518

Spanish Game: Schliemann Defense: Schoenemann Attack, 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.exf5 C60 2511

Spanish Game: Schleimann Defense: Jaenisch Gambit Accepted, 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Nc3 C63 2514

Spanish Game: Schliemann Defense: Dyckhoff Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Nc3 fxe4 5.Nxe4 Be7 C63 2516

Spanish Game: Schliemann Defense: Kostic Defense, 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Nc3 fxe4 5.Nxe4 d5 6.Nxe5 dxe4 7.Nxc6 Qd5 C63 2517

Spanish Game: Schliemann Defense: Moehring Variation,

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MoveList Fullname Caxton ID ECO1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Nc3 fxe4 5.Nxe4 d5 6.Nxe5 dxe5 7.Nxc6 Qg5 C63 2513

Spanish Game: Schliemann Defense: Classical Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Nc3 fxe4 5.Nxe4 Nf6 C63 2519

Spanish Game: Schliemann Defense: Tartakower Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 g5 C60 2376

Spanish Game: Brentano Gambit: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 g6 C60 2431

Spanish Game: Fianchetto Defense: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nc8 C60 2804

Spanish Game: Retreat Variation: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nd4 C61 2374

Spanish Game: Bird Variation: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nd4 4.Nxd4 exd4 5.O-O Ne7 C61 2375

Spanish Game: Bird Variation: Paulsen Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.d3 d6 5.Bxc6+ C65 2352

Spanish Game: Berlin Defense: Anderssen Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.d3 d6 5.c4 C65 2358

Spanish Game: Berlin Defense: Duras Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.d4 exd4 5.O-O C65 2365

Spanish Game: Berlin Defense: Nyholm Attack, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O C65 2351

Spanish Game: Berlin Defense: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Bc5 C65 2353

Spanish Game: Berlin Defense: Beverwijk Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O d6 C66 2360

Spanish Game: Berlin Defense: Improved Steinitz Defense, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O d6 5.d4 Bd7 6.Nc3 Be7 C66 2359

Spanish Game: Berlin Defense: Hedgehog Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O d6 5.d4 Bd7 6.Nc3 Be7 7.Bg5 C66 2354

Spanish Game: Berlin Defense: Closed Bernstein Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O d6 5.d4 Bd7 6.Nc3 Be7 7.Bxc6 C66 2355

Spanish Game: Berlin Defense: Closed Showalter Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O d6 5.d4 Bd7 6.Nc3 Be7 7.Re1 O-O C66 2370

Spanish Game: Berlin Defense: Tarrasch Trap, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O d6 5.d4 Bd7 6.Nc3 exd4 C66 2356

Spanish Game: Berlin Defense: Closed Wolf Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Ng4 C65 2741

Spanish Game: Berlin Defense: Fishing Pole Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 C67 2368

Spanish Game: Berlin Defense: Rio Gambit Accepted, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 a6 C67 2369

Spanish Game: Berlin Defense: Rosenthal Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 C67 2367

Spanish Game: Berlin Defense: Rio de Janeiro Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 6.dxe5 C67 2364

Spanish Game: Berlin Defense: Minckwitz Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 6.Qe2 d5 C67 2371

Spanish Game: Berlin Defense: Trifunovic Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 6.Qe2 Nd6 7.Bxc6 bxc6 8.dxe5 Nb7 9.b3 C67 2366

Spanish Game: Berlin Defense: Pillsbury Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 6.Qe2 Nd6 7.Bxc6 bxc6 8.dxe5 Nb7 9.c4 C67 2373

Spanish Game: Berlin Defense: Zukertort Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 6.Qe2 Nd6 7.Bxc6 bxc6 8.dxe5 Nb7 9.Nd4 C67 2372

Spanish Game: Berlin Defense: Winawer Attack, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 6.Qe2 Nd6 7.Bxc6 bxc6 8.dxe5 Nf5 C67 2357

Spanish Game: Berlin Defense: Cordel Variation,

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MoveList Fullname Caxton ID ECO1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Nd6 C67 2361

Spanish Game: Berlin Defense: l'Hermet Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Nd6 6.Bxc6 dxc6 7.dxe5 Ne4 C67 2363

Spanish Game: Berlin Defense: l'Hermet Variation, Westerinen Line1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Nd6 6.Bxc6 dxc6 7.dxe5 Nf5 8.Qxd8+ Kxd8 C67 2362

Spanish Game: Berlin Defense: l'Hermet Variation, Berlin Wall Defense1.e4 e5 2.Nf3 Nc6 3.Bb5 Nge7 C60 2418

Spanish Game: Cozio Defense: , 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nge7 4.d4 exd4 5.Nxd4 g6 6.Nc3 Bg7 7.Be3 O-O 8.Qd2 d5 C60 2420

Spanish Game: Cozio Defense: Tartakower Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nge7 4.Nc3 g6 C60 2419

Spanish Game: Cozio Defense: Paulsen Variation, 1.e4 e5 2.Nf3 Nc6 3.Bb5 Qe7 C60 2526

Spanish Game: Vinogradov Variation: , 1.e4 e5 2.Nf3 Nc6 3.Bc4 C50 903

Italian Game: General: , 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 C50 911

Italian Game: Italian Variation: , 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 C51 880

Italian Game: Evans Gambit: , 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 C51 881

Italian Game: Evans Gambit: Accepted, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 C52 891

Italian Game: Evans Gambit: Main Line, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 b5 C52 889

Italian Game: Evans Gambit: Leonhardt Countergambit, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 d6 7.Qb3 C52 901

Italian Game: Evans Gambit: Tartakower Attack, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 C52 897

Italian Game: Evans Gambit: Pierce Defense, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 7.O-O b5 C51 898

Italian Game: Evans Gambit: Schulten Defense, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 7.O-O dxc3 C52 884

Italian Game: Evans Gambit: Compromised Defense, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 7.O-O dxc3 8.Qb3 Qf6 9.e5 Qg6 10.Nxc3 C52 885

Italian Game: Evans Gambit: Compromised Defense, Main Line1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 7.O-O Nge7 C52 893

Italian Game: Evans Gambit: Mieses Defense, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.O-O C52 899

Italian Game: Evans Gambit: Slow Variation, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.O-O d6 7.d4 Bb6 C52 888

Italian Game: Evans Gambit: Lasker Defense, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.O-O d6 7.d4 exd4 8.Qb3 C52 902

Italian Game: Evans Gambit: Waller Attack, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Bc5 6.d4 exd4 7.O-O d6 8.cxd4 Bb6 C51 892

Italian Game: Evans Gambit: Main Line, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Bc5 6.d4 exd4 7.O-O d6 8.cxd4 Bb6 9.d5 Na5 10.Bb2 Ne7 C51 896

Italian Game: Evans Gambit: Paulsen Variation, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Bc5 6.d4 exd4 7.O-O d6 8.cxd4 Bb6 9.Nc3 C51 894

Italian Game: Evans Gambit: Morphy Attack, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Bc5 6.d4 exd4 7.O-O d6 8.cxd4 Bb6 9.Nc3 Bg4 10.Qa4 C51 895

Italian Game: Evans Gambit: Mortimer-Evans Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Bc5 6.d4 exd4 7.O-O d6 8.cxd4 Bb6 9.Nc3 Na5 10.Bg5 C51 886

Italian Game: Evans Gambit: Goering Attack, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Bd6 C51 900

Italian Game: Evans Gambit: Stone-Ware Variation,

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MoveList Fullname Caxton ID ECO1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Be7 C51 882

Italian Game: Evans Gambit: Anderssen Variation, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Be7 6.d4 Na5 C51 883

Italian Game: Evans Gambit: Anderssen Variation, Cordel Line1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 d5 C51 887

Italian Game: Evans Gambit: Hein Countergambit, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.Bxf7+ C51 912

Italian Game: Jerome Gambit: , 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 C53 867

Italian Game: Classical Variation: General, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 d6 5.d4 exd4 6.cxd4 Bb6 C53 866

Italian Game: Classical Variation: De la Bourdonnais Variation, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 f5 C53 862

Italian Game: Classical Variation: Alexandre Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 C53 860

Italian Game: Classical Variation: , 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.b4 C53 858

Italian Game: Bird's Attack: , 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d3 C53 868

Italian Game: Classical Variation: Giuoco Pianissimo, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d3 a6 6.Bb3 Ba7 7.h3 O-O 8.O-O d6 9.Re1 C53 869

Italian Game: Classical Variation: Giuoco Pianissimo, Main line1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 C53 863

Italian Game: Classical Variation: Center Atttack, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.cxd4 C54 877

Italian Game: Classical Variation: Greco Gambit, Traditional Line1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.cxd4 Bb4+ 7.Nc3 Nxe4 8.O-O Bxc3 C54 873

Italian Game: Classical Variation: Greco Gambit, Main Line1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.cxd4 Bb4+ 7.Nc3 Nxe4 8.O-O Bxc3 9.d5 C54 876

Italian Game: Classical Variation: Greco Gambit, Moeller-Therkatz Attack1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.cxd4 Bb4+ 7.Nc3 Nxe4 8.O-O Bxc3 9.d5 Bf6 10.Re1 C54 875

Italian Game: Classical Variation: Greco Gambit, Moeller-Bayonet Attack1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.cxd4 Bb4+ 7.Nc3 Nxe4 8.O-O Nxc3 C54 872

Italian Game: Classical Variation: Greco Gambit, Greco Variation1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.e5 d5 C53 870

Italian Game: Classical Variation: Greco Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.e5 d5 7.Bb5 Ne4 8.cxd4 Bb4+ C54 871

Italian Game: Classical Variation: Greco Gambit, Anderssen Variation1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.O-O C54 874

Italian Game: Classical Variation: Greco Gambit, Mason Gambit1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.O-O C53 861

Italian Game: Classical Variation: Albin Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Qe7 C53 865

Italian Game: Classical Variation: Closed Variation, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Qe7 5.d4 Bb6 C53 864

Italian Game: Classical Variation: Center Holding Variation, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Qe7 5.d4 Bb6 6.O-O Nf6 7.a4 a6 8.Re1 d6 9.h3 C53 878

Italian Game: Classical Variation: Tarrasch Variation, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.d3 C50 904

Italian Game: Giuoco Pianissimo: , 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.d3 f5 C50 907

Italian Game: Giuoco Pianissimo: Lucchini Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.d3 Nf6 C50 908

Italian Game: Giuoco Pianissimo: Normal, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.d3 Nf6 5.Nc3 C50 906

Italian Game: Giuoco Pianissimo: Italian Four Knights Variation,

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MoveList Fullname Caxton ID ECO1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.d3 Nf6 5.Nc3 d6 6.Bg5 C50 905

Italian Game: Giuoco Pianissimo: Canal Variation, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.d4 C50 913

Italian Game: Rosentreter Gambit: , 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.Nc3 Nf6 C50 554

Four Knights Game: Italian Variation: , 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.O-O Nf6 5.d4 C55 879

Italian Game: Deutz Gambit: , 1.e4 e5 2.Nf3 Nc6 3.Bc4 Be7 C50 909

Italian Game: Hungarian Defense: , 1.e4 e5 2.Nf3 Nc6 3.Bc4 Be7 4.d4 exd4 5.c3 Nf6 6.e5 Ne4 C50 910

Italian Game: Hungarian Defense: Tartakower Variation, 1.e4 e5 2.Nf3 Nc6 3.Bc4 f5 C50 914

Italian Game: Rousseau Gambit: , 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nd4 C50 915

Italian Game: Schilling-Kostic Gambit: , 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 C55 926

Italian Game: Two Knights Defense: , 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.c3 C55 927

Italian Game: Two Knights Defense: De Riviere Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3 C55 934

Italian Game: Two Knights Defense: Modern Bishop's Opening, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 C55 935

Italian Game: Two Knights Defense: Open Variation, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.Ng5 C55 936

Italian Game: Two Knights Defense: Perreux Variation, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O C55 916

Italian Game: Scotch Gambit: , 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O Bc5 C55 921

Italian Game: Scotch Gambit: Max Lange Attack, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O Bc5 6.e5 d5 7.exf6 dxc4 8.Re1+ Be6 9.fxg7 C56 922

Italian Game: Scotch Gambit: Max Lange Attack, Accepted1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O Bc5 6.e5 d5 7.exf6 dxc4 8.Re1+ Be6 9.Ng5 Qd5 10.Nc3 C55 923

Italian Game: Scotch Gambit: Max Lange Attack, Long Variation1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O Bc5 6.e5 Ng4 C56 924

Italian Game: Scotch Gambit: Max Lange Attack, Spielmann Defense1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O Nxe4 C56 920

Italian Game: Scotch Gambit: Double Gambit Accepted, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O Nxe4 6.Nc3 C56 925

Italian Game: Scotch Gambit: Nakhmanson Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O Nxe4 6.Re1 d5 7.Bxd5 Qxd5 8.Nc3 C56 917

Italian Game: Scotch Gambit: Anderssen Attack, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O Nxe4 6.Re1 d5 7.Bxd5 Qxd5 8.Nc3 Qa5 9.Nxe4 Be6 C56 918

Italian Game: Scotch Gambit: Anderssen Attack, Main Line1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O Nxe4 6.Re1 d5 7.Nc3 C56 919

Italian Game: Scotch Gambit: Canal Variation, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 C57 931

Italian Game: Two Knights Defense: Knight Attack, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 Bc5 C57 945

Italian Game: Two Knights Defense: Traxler Counterattack, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 Bc5 5.Bxf7+ C57 946

Italian Game: Two Knights Defense: Traxler Counterattack, Bishop sac line1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 Bc5 5.Bxf7+ Ke7 6.d4 C57 949

Italian Game: Two Knights Defense: Traxler Variation, Trencianske-Teplice Gamb1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 Bc5 5.Nxf7 C57 948

Italian Game: Two Knights Defense: Traxler Counterattack, Knight sac line

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MoveList Fullname Caxton ID ECO1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 Bc5 5.Nxf7 Bxf2+ 6.Kxf2 Nxe4+ 7.Ke3 C57 947

Italian Game: Two Knights Defense: Traxler Counterattack, King March line1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 C57 932

Italian Game: Two Knights Defense: Knight Attack, Normal Variation1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 b5 C57 950

Italian Game: Two Knights Defense: Ulvestad Variation, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 b5 6.Bf1 h6 7.Nxf7 C57 951

Italian Game: Two Knights Defense: Ulvestad Variation, Kurkin Gambit1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5 C57 937

Italian Game: Two Knights Defense: Polerio Defense, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5 6.Bb5+ C58 938

Italian Game: Two Knights Defense: Polerio Defense, Bishop Check line1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5 6.Bb5+ c6 7.dxc6 bxc6 8.Be2 h6 C59 942

Italian Game: Two Knights Defense: Polerio Defense, Suhle Defense1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5 6.Bb5+ c6 7.dxc6 bxc6 8.Be2 h6 9.Nf3 e4 10.Ne5 C59 940

Italian Game: Two Knights Defense: Polerio Defense, Goering Variation1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5 6.Bb5+ c6 7.dxc6 bxc6 8.Qf3 C58 939

Italian Game: Two Knights Defense: Polerio Defense, Bogoljubow Variation1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5 6.d3 C58 941

Italian Game: Two Knights Defense: Polerio Defense, Kieseritsky Variation1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5 6.d3 h6 7.Nf3 e4 8.Qe2 Nxc4 9.dxc4 Bc5 10.Nfd2 C58 943

Italian Game: Two Knights Defense: Polerio Defense, Yankovich Variation1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Nb4 C57 930

Italian Game: Two Knights Defense: Kloss Gambit, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Nd4 C57 929

Italian Game: Two Knights Defense: Fritz Variation, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Nxd5 6.d4 C57 933

Italian Game: Two Knights Defense: Lolli Attack, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Nxd5 6.Nxf7 C57 928

Italian Game: Two Knights Defense: Fried Liver Attack, 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 Nxe4 C57 944

Italian Game: Two Knights Defense: Ponziani-Steinitz Gambit, 1.e4 e5 2.Nf3 Nc6 3.Be2 C44 987

King Pawn Game: Tayler Opening: , 1.e4 e5 2.Nf3 Nc6 3.Be2 Nf6 4.d3 d5 5.Nbd2 C44 989

King Pawn Game: Tayler Opening: Inverted Hanham, 1.e4 e5 2.Nf3 Nc6 3.Be2 Nf6 4.d4 exd4 5.e5 C44 988

King Pawn Game: Tayler Opening: Basman Gambit, 1.e4 e5 2.Nf3 Nc6 3.c3 C44 1558

Ponziani Opening: General: , 1.e4 e5 2.Nf3 Nc6 3.c3 d5 4.Bb5 C44 1563

Ponziani Opening: Spanish Variation: , 1.e4 e5 2.Nf3 Nc6 3.c3 d5 4.Bb5 dxe4 5.Nxe5 Qd5 6.Qa4 C44 1564

Ponziani Opening: Spanish Variation: Harrwitz Attack, Nikitin Gambit1.e4 e5 2.Nf3 Nc6 3.c3 d5 4.Qa4 Bd7 C44 1556

Ponziani Opening: Caro Gambit: , 1.e4 e5 2.Nf3 Nc6 3.c3 d5 4.Qa4 f6 C44 1565

Ponziani Opening: Steinitz Variation: , 1.e4 e5 2.Nf3 Nc6 3.c3 d5 4.Qa4 Nf6 C44 1560

Ponziani Opening: Leonhardt Variation: , 1.e4 e5 2.Nf3 Nc6 3.c3 f5 C44 1562

Ponziani Opening: Ponziani Countergambit: , 1.e4 e5 2.Nf3 Nc6 3.c3 Nf6 C44 1559

Ponziani Opening: Jaenisch Counterattack: , 1.e4 e5 2.Nf3 Nc6 3.c3 Nf6 4.Bc4 C44 1561

Ponziani Opening: Neumann Gambit: ,

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MoveList Fullname Caxton ID ECO1.e4 e5 2.Nf3 Nc6 3.c3 Nf6 4.d4 Nxe4 5.d5 Bc5 C44 1566

Ponziani Opening: Vukovic Gambit: , 1.e4 e5 2.Nf3 Nc6 3.c4 C44 970

King Pawn Game: Dresden Opening: , 1.e4 e5 2.Nf3 Nc6 3.d4 C44 1929

Scotch Game: General: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bb5 C44 1943

Scotch Game: Relfsson Gambit: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 C44 1947

Scotch Game: Scotch Gambit: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Bb4+ C44 1952

Scotch Game: Scotch Gambit: London Defense, 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Bc5 C45 1935

Scotch Game: Haxo Gambit: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Bc5 5.Ng5 C44 1953

Scotch Game: Scotch Gambit: Saratt Variation, 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Bc5 5.O-O d6 6.c3 Bg4 C44 1949

Scotch Game: Scotch Gambit: Cochrane-Anderssen Variation, 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Nf6 C44 1950

Scotch Game: Scotch Gambit: Dubois Reti Defense, 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Nf6 5.e5 C45 1948

Scotch Game: Scotch Gambit: Advance Variation, 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Nf6 5.e5 Ng4 C45 1951

Scotch Game: Scotch Gambit: Kingside Variation, 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.c3 C44 1931

Scotch Game: Goering Gambit: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.c3 d5 C44 1923

Scotch Gambe: Goering Gambit: Declined, 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.c3 dxc3 5.Bc4 C44 1933

Scotch Game: Goering Gambit: Double Pawn Sacrifice, 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.c3 dxc3 5.Nxc3 Bb4 C44 1934

Scotch Game: Goering Gambit: Main Line, 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.c3 dxc3 5.Nxc3 Bb4 6.Bc4 Nf6 C44 1932

Scotch Game: Goering Gambit: Bardeleben Variation, 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 C45 1930

Scotch Game: General: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bb4+ C45 1938

Scotch Game: Malaniuk Variation: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 C45 1925

Scotch Game: Classical Variation: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Be3 Qf6 6.c3 Nge7 7.Nc2 C45 1939

Scotch Game: Meitner Variation: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Be3 Qf6 6.c3 Nge7 7.Qd2 C45 1926

Scotch Game: Classical Variation: Blackburne Attack, 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Be3 Qf6 6.c3 Qg6 C45 1928

Scotch Game: Classical Variation: Millennium Variation, 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Nb3 C45 1942

Scotch Game: Potter Variation: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Nb3 Bb4+ C45 1944

Scotch Game: Romanishin Variation: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Nxc6 Qf6 C45 1927

Scotch Game: Classical Variation: Intermezzo Variation, 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Nf6 C45 1946

Scotch Game: Schmidt Variation: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Nf6 5.e5 C45 1924

Scotch Game: Alekhine Gambit: ,

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MoveList Fullname Caxton ID ECO1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Nf6 5.Nc3 Nxe4 C44 1945

Scotch Game: Schmid Gambit: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Nf6 5.Nxc6 bxc6 6.e5 C45 1940

Scotch Game: Mieses Variation: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Nf6 5.Nxc6 bxc6 6.Nd2 C45 1956

Scotch Game: Tartakower Variation: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Qh4 C45 1954

Scotch Game: Steinitz Variation: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Qh4 5.Be3 C45 2752

Scotch Game: Braune Variation: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Qh4 5.Nb5 C45 1936

Scotch Game: Horwitz Attack: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Qh4 5.Nb5 Bb4+ 6.Bd2 Qxe4+ 7.Be2 Kd8 8.O-O Bxd2+ 9.Nxd2 C45 2755

Scotch Game: Horwitz Attack: MacDonell Vatiation Variation, 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Qh4 5.Nb5 Bb4+ 6.Bd2 Qxe4+ 7.Be2 Kd8 8.O-O Bxd2+ 9.Nxd2 C45 2754

Scotch Game: Horwitz Attack: Vienna Variation, 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Qh4 5.Nb5 Bb4+ 6.Bd2 Qxe4+ 7.Be2 Kd8 8.O-O Bxd2+ 9.Qxd2 C45 2756

Scotch Game: Horwitz Attack: Blackburne Variation, 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Qh4 5.Nc3 C45 1955

Scotch Game: Steinitz Variation: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Qh4 5.Nc3 Bb4 C45 2753

Scotch Game: Modern Defense: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Qh4 5.Nf3 C45 2757

Scotch Game: Fraser Variation: , 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Qh4 5.Nf5 C45 2751

Scotch Game: Paulsen Variation: , 1.e4 e5 2.Nf3 Nc6 3.d4 Nxd4 C44 1937

Scotch Game: Lolli Variation: , 1.e4 e5 2.Nf3 Nc6 3.d4 Nxd4 4.Nxd4 exd4 5.Bc4 C44 1941

Scotch Game: Napoleon Gambit: , 1.e4 e5 2.Nf3 Nc6 3.g3 C44 1240

King's Knight Opening: Konstantinopolsky Opening: , 1.e4 e5 2.Nf3 Nc6 3.Nc3 C46 2565

Three Knights Opening: General: , 1.e4 e5 2.Nf3 Nc6 3.Nc3 Bb4 4.Nd5 Nf6 C46 2568

Three Knights Opening: Schlechter Variation: , 1.e4 e5 2.Nf3 Nc6 3.Nc3 f5 C46 2571

Three Knights Opening: Winawer Defense: , 1.e4 e5 2.Nf3 Nc6 3.Nc3 g6 C46 2570

Three Knights Opening: Steinitz Defense: , 1.e4 e5 2.Nf3 Nc6 3.Nc3 g6 4.d4 exd4 5.Nd5 C46 2569

Three Knights Opening: Steinitz - Rosenthal Variation: , 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 C46 548

Four Knights Game: General: , 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.a3 C46 550

Four Knights Game: Gunsberg Variation: , 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 C48 569

Four Knights Game: Spanish Variation: , 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 a6 5.Bxc6 C48 561

Four Knights Game: Ranken Variation: , 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 C49 546

Four Knights Game: Double Spanish: , 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.Bxc6 C49 560

Four Knights Game: Nimzowitsch (Paulsen): , 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.d3 C49 547

Four Knights Game: Double Spanish Misc. with 5.O-O: ,

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MoveList Fullname Caxton ID ECO1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.d3 Bxc3 C49 570

Four Knights Game: Spanish Variation: , 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.d3 Bxc3 7.bxc3 d6 8.Re1 C49 558

Four Knights Game: Janowski Variation: , 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.d3 d6 C49 578

Four Knights Game: Spanish Variation: Symmetrical Variation, 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.d3 d6 7.Bg5 Bxc3 8.bxc3 Qe7 9.Re1 Nd8 10.d4 C49 576

Four Knights Game: Spanish Variation: Symmetrical Variation, 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.d3 d6 7.Bg5 Ne7 C49 577

Four Knights Game: Spanish Variation: Symmetrical Variation, 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.d3 d6 7.Ne2 C49 579

Four Knights Game: Spanish Variation: Symmetrical Variation, 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.Nd5 Nxd5 7.exd5 e4 C49 549

Four Knights Game: Gunsberg Counterattack: , 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bc5 C48 571

Four Knights Game: Spanish Variation: Classical Variation, 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bc5 5.Nxe5 Nd4 6.Ba4 O-O C48 572

Four Knights Game: Spanish Variation: Classical Variation, Marshall Gambit1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Nd4 C48 573

Four Knights Game: Spanish Variation: Rubinstein Variation, 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Nd4 5.Nxd4 C48 575

Four Knights Game: Spanish Variation: Rubinstein Variation, Accepted1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Nd4 5.Nxe5 Qe7 6.f4 C48 574

Four Knights Game: Spanish Variation: Rubinstein Variation, 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bc4 C46 555

Four Knights Game: Italian Variation: , 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bc4 Bc5 C46 557

Four Knights Game: Italian Variation: Symmetrical Variation, 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bc4 Nxe4 5.Bxf7+ C47 556

Four Knights Game: Italian Variation: Noa Gambit, 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 C47 562

Four Knights Game: Scotch Variation: , 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 Bb4 5.d5 Nd4 C47 567

Four Knights Game: Scotch Variation: Oxford Gambit, 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 Bb4 5.Nxe5 C47 565

Four Knights Game: Scotch Variation: Krause Gambit, 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 Bb4 5.Nxe5 Qe7 C47 566

Four Knights Game: Scotch Variation: Krause Gambit, Leonhardt Defense1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 exd4 C47 563

Four Knights Game: Scotch Variation: Accepted, 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 exd4 5.Nd5 C47 564

Four Knights Game: Scotch Variation: Belgrade Gambit, 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 exd4 5.Nxd4 Nxe4 C47 568

Four Knights Game: Scotch Variation: Schmid Defense, 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Nxe5 C46 551

Four Knights Game: Halloween Gambit: , 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Nxe5 Nxe5 5.d4 Nc6 6.d5 Ne5 7.f4 Ng6 8.e5 Ng8 9.d6 cxd6 10.exd6 Qf6 C46 553

Four Knights Game: Halloween Gambit: Plasma Variation, 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Nxe5 Nxe5 5.d4 Ng6 6.e5 Ng8 7.Bc4 Bb4 8.Qf3 f5 C46 552

Four Knights Game: Halloween Gambit: Oldtimer Variation, 1.e4 e5 2.Nf3 Nc6 3.Nxe5 Nxe5 4.d4 C40 986

King Pawn Game: Schulze-Muller Gambit: , 1.e4 e5 2.Nf3 Nf6 C42 1872

Russian Game: General: , 1.e4 e5 2.Nf3 Nf6 3.Bc4 C42 1889

Russian Game: Urusov Gambit: ,

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MoveList Fullname Caxton ID ECO1.e4 e5 2.Nf3 Nf6 3.d4 C43 1875

Russian Game: Modern Attack: , 1.e4 e5 2.Nf3 Nf6 3.d4 d5 C43 1880

Russian Game: Modern Attack: Symmetrical Variation, 1.e4 e5 2.Nf3 Nf6 3.d4 exd4 4.Bc4 C43 1879

Russian Game: Modern Attack: Suchting Gambit, 1.e4 e5 2.Nf3 Nf6 3.d4 exd4 4.e5 Ne4 5.Bb5 C43 1881

Russian Game: Modern Attack: Tal Gambit, 1.e4 e5 2.Nf3 Nf6 3.d4 exd4 4.e5 Ne4 5.Qxd4 C43 1876

Russian Game: Modern Attack: Center Attack, 1.e4 e5 2.Nf3 Nf6 3.d4 Nxe4 4.Bd3 C43 1877

Russian Game: Modern Attack: Center Variation, 1.e4 e5 2.Nf3 Nf6 3.d4 Nxe4 4.Bd3 d5 5.Nxe5 Bd6 6.O-O O-O 7.c4 Bxe5 C43 1882

Russian Game: Modern Attack: Trifunovic Variation, 1.e4 e5 2.Nf3 Nf6 3.d4 Nxe4 4.Bd3 Nc6 C43 1878

Russian Game: Modern Attack: Murrey Variation, 1.e4 e5 2.Nf3 Nf6 3.Nc3 C42 1888

Russian Game: Three Knights Game: , 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nc4 C42 1885

Russian Game: Paulsen Attack: , 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nd3 C42 1873

Russian Game: Karklins-Martinovsky Variation: , 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Bd3 C42 2770

Russian Game: Millenium Attack: , 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.c4 C42 1874

Russian Game: Kaufmann Attack: , 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d3 C42 1871

Russian Game: French Attack: , 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 C42 1854

Russian Game: Classical Attack: , 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Bd6 C42 1860

Russian Game: Classical Attack: Marshall Variation, 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Bd6 7.O-O O-O 8.c4 Bg4 C42 1864

Russian Game: Classical Attack: Tarrasch Variation, 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Bd6 7.O-O O-O 8.c4 c6 C42 1863

Russian Game: Classical Attack: Staunton Variation, 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O Nc6 8.c4 C42 1859

Russian Game: Classical Attack: Jaenisch Variation, 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O Nc6 8.c4 Nb4 9.cxd5 C42 1857

Russian Game: Classical Attack: Chigorin Variation, Browne Attack1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O Nc6 8.Re1 C42 1856

Russian Game: Classical Attack: Chigorin Variation, 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O Nc6 8.Re1 Bg4 9.c3 f5 10.Nbd2 C42 1855

Russian Game: Classical Attack: Berger Variation, 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O O-O C42 1861

Russian Game: Classical Attack: Mason Variation, 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Nc6 C42 1862

Russian Game: Classical Attack: Mason-Showalter Variation, 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 Nf6 C42 1858

Russian Game: Classical Attack: Closed Variation, 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Nc3 C42 1884

Russian Game: Nimzowitsch Attack: , 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Qe2 C42 1868

Russian Game: Cozio (Lasker) Attack: , 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nxf7 C42 1865

Russian Game: Cochrane Gambit: ,

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MoveList Fullname Caxton ID ECO1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nxf7 Kxf7 5.Bc4+ C42 1866

Russian Game: Cochrane Gambit: Bishop check line, 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nxf7 Kxf7 5.d4 C42 1867

Russian Game: Cochrane Gambit: Center Variation, 1.e4 e5 2.Nf3 Nf6 3.Nxe5 Nc6 C42 1886

Russian Game: Stafford Gambit: , 1.e4 e5 2.Nf3 Nf6 3.Nxe5 Nxe4 C42 1869

Russian Game: Damiano Variation: , 1.e4 e5 2.Nf3 Nf6 3.Nxe5 Nxe4 4.Qe2 Qe7 C42 1870

Russian Game: Damiano Variation: Kholmov Gambit, 1.e4 e5 2.Nf3 Nf6 3.Qe2 Nc6 4.d4 C42 1883

Russian Game: Moody Gambit: , 1.e4 e5 2.Nf3 Qe7 C40 800

Gunderam Defense: General: , 1.e4 e5 2.Nf3 Qe7 3.Bc4 f5 C40 972

King Pawn Game: Gunderam Defense: Gunderam Gambit, 1.e4 e5 2.Nf3 Qf6 C40 982

King Pawn Game: McConnell Defense: , 1.e4 e5 2.Nf3 Qf6 3.Bc4 Qg6 4.O-O C40 975

King Pawn Game: La Bourdonnais Gambit: , 1.e4 e5 2.Qf3 C20 983

King Pawn Game: Napoleon Attack: , 1.e4 e5 2.Qh5 C20 991

King Pawn Game: Wayward Queen Attack: , 1.e4 e5 2.Qh5 Nc6 3.Bc4 Nh6 4.d3 g6 5.Qf3 f6 6.Ne2 d5 C20 992

King Pawn Game: Wayward Queen Attack: Mellon Gambit, 1.e4 e5 2.Qh5 Nf6 C20 2806

King Pawn Game: Wayward Queen Attack: Kiddie Countergambit, 1.e4 e6 C00 632

French Defense: General: , 1.e4 e6 2.b3 C00 634

French Defense: Horwitz Attack: , 1.e4 e6 2.b3 d5 3.Bb2 C00 635

French Defense: Horwitz Attack: Papa-Ticulat Gambit, 1.e4 e6 2.b4 C00 605

French Defense: Banzai-Leong Gambit: , 1.e4 e6 2.b4 Bxb4 3.e5 C00 2738

French Defense: Banzai-Leong Gambit: Pinova Gambit, 1.e4 e6 2.Bb5 C00 606

French Defense: Bird Invitation: , 1.e4 e6 2.c4 d5 3.cxd5 exd5 4.Qb3 C00 656

French Defense: Orthoschnapp Gambit: , 1.e4 e6 2.d3 C00 636

French Defense: King's Indian Attack: , 1.e4 e6 2.d3 d5 3.Nd2 Nf6 4.Ngf3 Nc6 5.Be2 C00 661

French Defense: Reversed Philidor Formation: , 1.e4 e6 2.d3 f5 C00 2723

French Defense: Franco-Hiva Gambit III: , 1.e4 e6 2.d4 C00 654

French Defense: Normal Variation: , 1.e4 e6 2.d4 b5 C01 604

French Defense: Baeuerle Gambit: , 1.e4 e6 2.d4 d5 C00 595

French Defense: Advance Variation: Steinitz Variation, 1.e4 e6 2.d4 d5 3.Bd3 C00 669

French Defense: Schlechter Variation: ,

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MoveList Fullname Caxton ID ECO1.e4 e6 2.d4 d5 3.Be3 C00 597

French Defense: Alapin Gambit: , 1.e4 e6 2.d4 d5 3.c4 dxe4 C00 628

French Defense: Diemer-Duhm Gambit: , 1.e4 e6 2.d4 d5 3.e5 C02 583

French Defense: Advance Variation: , 1.e4 e6 2.d4 d5 3.e5 Bd7 C02 585

French Defense: Advance Variation: Extended Bishop Swap, 1.e4 e6 2.d4 d5 3.e5 c5 4.b4 C02 586

French Defense: Advance Variation: Frenkel Gambit, 1.e4 e6 2.d4 d5 3.e5 c5 4.c3 C02 582

French Defense: Advance Variation: , 1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 C02 581

French Defense: Advance Variation: , 1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 C02 593

French Defense: Advance Variation: Paulsen Attack, 1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Bd7 C02 584

French Defense: Advance Variation: Euwe Variation, 1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.a3 C02 588

French Defense: Advance Variation: Main Line, 1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.a3 Nh6 C02 587

French Defense: Advance Variation: Lputian Variation, 1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.Bd3 C02 589

French Defense: Advance Variation: Milner-Barry Gambit, 1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Qb6 5.Nf3 Bd7 C02 596

French Defense: Advance Variation: Wade Variation, 1.e4 e6 2.d4 d5 3.e5 c5 4.Nf3 C02 592

French Defense: Advance Variation: Nimzowitsch System, 1.e4 e6 2.d4 d5 3.e5 c5 4.Nf3 cxd4 5.Bd3 C02 594

French Defense: Advance Variation: Ruisdonk Gambit, 1.e4 e6 2.d4 d5 3.e5 c5 4.Qg4 C02 590

French Defense: Advance Variation: Nimzowitsch Attack, 1.e4 e6 2.d4 d5 3.e5 c5 4.Qg4 cxd4 5.Nf3 C02 591

French Defense: Advance Variation: Nimzowitsch Gambit, 1.e4 e6 2.d4 d5 3.exd5 C01 629

French Defense: Exchange Variation: , 1.e4 e6 2.d4 d5 3.exd5 exd5 4.c4 C01 630

French Defense: Exchange Variation: Monte Carlo Variation, 1.e4 e6 2.d4 d5 3.exd5 exd5 4.Nc3 Nf6 5.Bg5 C01 631

French Defense: Exchange Variation: Svenonius Variation, 1.e4 e6 2.d4 d5 3.Nc3 C10 655

French Defense: Normal Variation: , 1.e4 e6 2.d4 d5 3.Nc3 Bb4 C15 696

French Defense: Winawer Variation: , 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.a3 C15 726

French Defense: Winawer Variation: Winckelmann-Riemer Gambit, 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Bd2 C15 713

French Defense: Winawer Variation: Fingerslip Variation, 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Bd2 dxe4 5.Qg4 Nf6 6.Qxg7 Rg8 7.Qh6 C15 715

French Defense: Winawer Variation: Fingerslip Variation, Main Line1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Bd2 dxe4 5.Qg4 Qxd4 C15 714

French Defense: Winawer Variation: Fingerslip Variation, Kunin Double Gambit1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Bd2 Ne7 5.Nb1 C15 716

French Defense: Winawer Variation: Fingerslip Variation, Schwarz's Line1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Bd3 c5 5.exd5 Qxd5 6.Bd2 C15 717

French Defense: Winawer Variation: Kondratiyev Variation,

of 97

MoveList Fullname Caxton ID ECO1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 C16 703

French Defense: Winawer Variation: Advance Variation, General1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 C17 699

French Defense: Winawer Variation: Advance Variation, 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 C17 697

French Defense: Winawer Variation: Advance Variation, 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Ba5 C18 725

French Defense: Winawer Variation: Retreat Variation, General1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Ba5 6.b4 cxd4 C18 724

French Defense: Winawer Variation: Retreat Variation, Armenian Line1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 C18 701

French Defense: Winawer Variation: Advance Variation, 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 C18 700

French Defense: Winawer Variation: Advance Variation, 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.a4 C19 702

French Defense: Winawer Variation: Advance Variation, 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Nf3 C19 723

French Defense: Winawer Variation: Positional Variation, 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Qg4 C18 720

French Defense: Winawer Variation: Poisoned Pawn Variation, General1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Qg4 Qc7 8.Qxg7 Rg8 9.Qxh7 cxd4 C18 722

French Defense: Winawer Variation: Poisoned Pawn Variation, Paoli Variation1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Qg4 Qc7 8.Qxg7 Rg8 9.Qxh7 cxd4 C18 721

French Defense: Winawer Variation: Poisoned Pawn Variation, Main Line1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Qc7 C18 710

French Defense: Winawer Variation: Classical Variation, 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 cxd4 6.axb4 dxc3 C18 718

French Defense: Winawer Variation: Maroczy-Wallis Variation, 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 cxd4 6.axb4 dxc3 7.Nf3 C17 698

French Defense: Winawer Variation: Advance Variation, 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.Bd2 C17 708

French Defense: Winawer Variation: Bogoljubow Variation, 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.Bd2 Ne7 6.f4 C17 709

French Defense: Winawer Variation: Bogoljubow Variation, Icelandic Defense1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.Qg4 C17 704

French Defense: Winawer Variation: Advance Variation, Moscow Variation1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 Qd7 C16 719

French Defense: Winawer Variation: Petrosian Variation, 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.exd5 C01 711

French Defense: Winawer Variation: Delayed Exchange Variation, 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.exd5 exd5 5.Bd3 Ne7 6.Qh5 C01 712

French Defense: Winawer Variation: Exchange Variation, Canal Attack1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Ne2 C15 707

French Defense: Winawer Variation: Alekhine-Maroczy Gambit, 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Ne2 dxe4 5.a3 Bxc3+ C15 705

French Defense: Winawer Variation: Alekhine Gambit, Accepted1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Ne2 dxe4 5.a3 Bxc3+ 6.Nxc3 Nc6 C15 706

French Defense: Winawer Variation: Alekhine Gambit, Kan Variation1.e4 e6 2.d4 d5 3.Nc3 c5 C10 652

French Defense: Marshall Variation: , 1.e4 e6 2.d4 d5 3.Nc3 dxe4 C10 662

French Defense: Rubinstein Variation: , 1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bd7 5.Nf3 Bc6 C10 666

French Defense: Rubinstein Variation: Fort Knox Variation, 1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 e5 C10 665

French Defense: Rubinstein Variation: Ellis Gambit,

of 97

MoveList Fullname Caxton ID ECO1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 C10 663

French Defense: Rubinstein Variation: Blackburne Defense, 1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Nxf6+ Nxf6 7.Ne5 C10 664

French Defense: Rubinstein Variation: Capablanca Line, 1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Qd5 C10 668

French Defense: Rubinstein Variation: Maric Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nc6 4.exd5 C10 623

French Defense: Classical Variation: Svenonius Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 C11 609

French Defense: Classical Variation: , 1.e4 e6 2.d4 d5 3.Nc3 Nf6 3.exd5 C11 613

French Defense: Classical Variation: Delayed Exchange Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bd3 C11 624

French Defense: Classical Variation: Swiss Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 C12 640

French Defense: MacCutcheon Variation: , 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.Bc1 C12 643

French Defense: MacCutcheon Variation: Dr. Olland (Dutch) Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.Bd2 Bxc3 C12 648

French Defense: MacCutcheon Variation: Lasker Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.Bd2 Bxc3 7.bxc3 Ne4 8.Qg4 g6 C12 649

French Defense: MacCutcheon Variation: Lasker Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.Bd2 Bxc3 7.bxc3 Ne4 8.Qg4 Kf8 9.Bc1 C12 644

French Defense: MacCutcheon Variation: Duras Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.Bd2 Nfd7 C12 650

French Defense: MacCutcheon Variation: Tartakower Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.Be3 C12 647

French Defense: MacCutcheon Variation: Janowski Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.Bh4 C12 641

French Defense: MacCutcheon Variation: Bernstein Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.exf6 C12 642

French Defense: MacCutcheon Variation: Chigorin Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.exf6 hxg5 7.fxg7 Rg8 8.h4 gxh4 9.Qg4 C12 646

French Defense: MacCutcheon Variation: Grigoriev Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.exd5 C12 645

French Defense: MacCutcheon Variation: Exchange Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.Nge2 C12 651

French Defense: MacCutcheon Variation: Wolf Gambit, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 C13 616

French Defense: Classical Variation: Normal Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.Bxf6 C13 619

French Defense: Classical Variation: Richter Attack, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.Bxf6 Bxf6 6.e5 Be7 7.Qg4 C13 618

French Defense: Classical Variation: Richter Attack, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Ne4 C13 626

French Defense: Classical Variation: Tartakower Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 C14 615

French Defense: Classical Variation: General Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 7.Bd3 C14 625

French Defense: Classical Variation: Tarrasch Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 7.f4 C14 622

French Defense: Classical Variation: Steinitz Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 7.Nb5 C14 610

French Defense: Classical Variation: Alapin Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 7.Qd2 C14 620

French Defense: Classical Variation: Rubinstein Variation,

of 97

MoveList Fullname Caxton ID ECO1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 7.Qg4 C14 617

French Defense: Classical Variation: Pollock Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.h4 C13 598

French Defense: Alekhine-Chatard Attack: , 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.h4 a6 C13 601

French Defense: Alekhine-Chatard Attack: Maroczy Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.h4 Bxg5 7.hxg5 Qxg5 C13 599

French Defense: Alekhine-Chatard Attack: Albin-Chatard Gambit, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.h4 c5 C13 600

French Defense: Alekhine-Chatard Attack: Breyer Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.h4 f6 C13 603

French Defense: Alekhine-Chatard Attack: Teichmann Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.h4 O-O C13 602

French Defense: Alekhine-Chatard Attack: Spielmann Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Ng8 C13 627

French Defense: Classical Variation: Vistaneckis (Nimzowitsch) Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Ng8 6.Be3 b6 C13 614

French Defense: Classical Variation: Frankfurt Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 dxe4 C11 611

French Defense: Classical Variation: Burn Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 dxe4 5.[FIX!] C11 612

French Defense: Classical Variation: Burn Variation, Morozevich Line1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 C11 621

French Defense: Classical Variation: Steinitz Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.f4 c5 6.dxc5 Bxc5 7.Qg4 C11 675

French Defense: Steinitz Variation: Bradford Attack Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.f4 c5 6.dxc5 Nc6 C11 672

French Defense: Steinitz Variation: , 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.f4 c5 6.Nf3 C11 673

French Defense: Steinitz Variation: , 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 C11 674

French Defense: Steinitz Variation: Boleslavsky Variation, 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.Qg4 C11 676

French Defense: Steinitz Variation: Gledhill Attack, 1.e4 e6 2.d4 d5 3.Nd2 C03 677

French Defense: Tarrasch Variation: , 1.e4 e6 2.d4 d5 3.Nd2 a6 C03 688

French Defense: Tarrasch Variation: Modern System, 1.e4 e6 2.d4 d5 3.Nd2 Be7 C03 689

French Defense: Tarrasch Variation: Morozevich Variation, 1.e4 e6 2.d4 d5 3.Nd2 c5 C07 690

French Defense: Tarrasch Variation: Open System, 1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 5.Ngf3 c4 C08 691

French Defense: Tarrasch Variation: Open System, Advance Line1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 5.Ngf3 Nc6 C09 692

French Defense: Tarrasch Variation: Open System, Main Line1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Nf6 C07 693

French Defense: Tarrasch Variation: Open System, Shaposhnikov Gambit1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Qxd5 C07 679

French Defense: Tarrasch Variation: Chistyakov Defense, 1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Qxd5 5.Ngf3 cxd4 6.Bc4 Qd6 7.O-O Nf6 8.Nb3 Nc6 9.Nbd4 Nxd4 C07 680

French Defense: Tarrasch Variation: Chistyakov Defense, Modern Line1.e4 e6 2.d4 d5 3.Nd2 f5 C03 686

French Defense: Tarrasch Variation: Haberditz Variation, 1.e4 e6 2.d4 d5 3.Nd2 Nc6 C03 684

French Defense: Tarrasch Variation: Guimard,

of 97

MoveList Fullname Caxton ID ECO1.e4 e6 2.d4 d5 3.Nd2 Nc6 4.Ngf3 Nf6 C04 685

French Defense: Tarrasch Variation: Guimard, Main Line1.e4 e6 2.d4 d5 3.Nd2 Nf6 C05 681

French Defense: Tarrasch Variation: Closed Variation, 1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 b6 C05 678

French Defense: Tarrasch Variation: Botvinnik Variation, 1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 C05 682

French Defense: Tarrasch Variation: Closed Variation, 1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 7.Ne2 cxd4 8.cxd4 C06 683

French Defense: Tarrasch Variation: Closed Variation, Main Line1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 7.Ne2 cxd4 8.cxd4 Nb6 C06 687

French Defense: Tarrasch Variation: Leningrad Variation, 1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.f4 C05 694

French Defense: Tarrasch Variation: Pawn Center Variation, 1.e4 e6 2.d4 d5 3.Nf3 C01 658

French Defense: Perseus Gambit: , 1.e4 e6 2.d4 d5 3.Nf3 dxe4 4.Ne5 C01 607

French Defense: Carlson Gambit: , 1.e4 e6 2.d4 d5 3.Nh3 C01 653

French Defense: Morphy Gambit: , 1.e4 e6 2.d4 d5 3.Qe2 e5 4.f4 exf4 C01 633

French Defense: Hoffmann Gambit: , 1.e4 e6 2.d4 f5 C01 2720

French Defense: Franco-Hiva Gambit I: , 1.e4 e6 2.d4 f5 3.exf5 Nf6 C01 2721

French Defense: Franco-Hiva Gambit I: Accepted, 1.e4 e6 2.d4 Nf6 C01 2736

French Defense: Mediterranean Defense: , 1.e4 e6 2.e5 C00 671

French Defense: Steinitz Attack: , 1.e4 e6 2.f4 C00 638

French Defense: La Bourdonnais Variation: , 1.e4 e6 2.f4 d5 3.Nf3 dxe4 C00 639

French Defense: La Bourdonnais Variation: Reuter Gambit, 1.e4 e6 2.g3 C00 660

French Defense: Reti-Spielmann Attack: , 1.e4 e6 2.Nc3 C00 659

French Defense: Queen's Knight: ,1.e4 e6 2.Nc3 d5 3.f4 C00 657

French Defense: Pelikan Variation: , 1.e4 e6 2.Nc3 d5 3.Nf3 C00 695

French Defense: Two Knights Variation: , 1.e4 e6 2.Nf3 C00 637

French Defense: Knight Variation: , 1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 C00 727

French Defense: Wing Gambit: , 1.e4 e6 2.Nf3 f5 C00 2722

French Defense: Franco-Hiva Gambit II: , 1.e4 e6 2.Qe2 C00 608

French Defense: Chigorin Variation: , 1.e4 f5 B00 353

Duras Gambit: General: , 1.e4 g5 B00 228

Borg Defense: General: , 1.e4 g5 2.d4 Bg7 B00 2771

Borg Defense: Borg Gambit: ,

of 97

MoveList Fullname Caxton ID ECO1.e4 g5 2.d4 e5 B00 231

Borg Opening: Zilbermints Gambit: , 1.e4 g5 2.d4 e6 3.c3 c5 4.dxc5 b6 B00 229

Borg Defense: Langhorst Gambit: , 1.e4 g5 2.d4 h6 3.h4 g4 B00 230

Borg Defense: Troon Gambit: , 1.e4 g6 B06 1298

Modern Defense: King Pawn Fianchetto: , 1.e4 g6 2.d4 Bg7 3.Bc4 B06 1290

Modern Defense: Bishop Attack: , 1.e4 g6 2.d4 Bg7 3.Bc4 b5 B06 1291

Modern Defense: Bishop Attack: Buecker Gambit, 1.e4 g6 2.d4 Bg7 3.Bd2 B06 2724

Modern Defense: Westermann Gambit: , 1.e4 g6 2.d4 Bg7 3.Bd3 B06 1324

Modern Defense: Wind Gambit: , 1.e4 g6 2.d4 Bg7 3.c4 c5 4.Nf3 d6 5.Be2 Qa5+ A40 1317

Modern Defense: Semi-Averbakh Variation: Pterodactyl Variation, Declined1.e4 g6 2.d4 Bg7 3.c4 c5 4.Nf3 d6 5.dxc5 Qa5+ A40 1316

Modern Defense: Semi-Averbakh Variation: Pterodactyl Variation, Accepted1.e4 g6 2.d4 Bg7 3.c4 c5 4.Nf3 Qa5+ A40 1315

Modern Defense: Semi-Averbakh Variation: Pterodactyl Variation, 1.e4 g6 2.d4 Bg7 3.c4 c5 4.Nf3 Qb6 A40 1314

Modern Defense: Semi-Averbakh Variation: Polish Variation, 1.e4 g6 2.d4 Bg7 3.c4 d5 4.exd5 c6 5.dxc6 Bxd4 A40 1292

Modern Defense: Dunworthy Variation: , 1.e4 g6 2.d4 Bg7 3.f4 B06 1320

Modern Defense: Three Pawns Attack: , 1.e4 g6 2.d4 Bg7 3.Nc3 B06 1319

Modern Defense: Standard Line: , 1.e4 g6 2.d4 Bg7 3.Nc3 b6 B06 1304

Modern Defense: Mongredien Defense: , 1.e4 g6 2.d4 Bg7 3.Nc3 c5 B06 1303

Modern Defense: Modern Pterodactyl: , 1.e4 g6 2.d4 Bg7 3.Nc3 c5 4.Nf3 Qa5 B06 1310

Modern Defense: Pterodactyl Variation: , 1.e4 g6 2.d4 Bg7 3.Nc3 c6 4.f4 d5 5.e5 h5 B06 1296

Modern Defense: Gurgenidze Defense: , 1.e4 g6 2.d4 Bg7 3.Nc3 d5 B06 1300

Modern Defense: Lizard Defense: Mittenberger Gambit, 1.e4 g6 2.d4 Bg7 3.Nc3 d6 B06 1318

Modern Defense: Standard Defense: , 1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Bc4 c6 5.Qe2 B06 1284

Modern Defense: Anti-Modern: , 1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.f4 B06 1309

Modern Defense: Pseudo-Austrian Attack: , 1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Nf3 B06 1321

Modern Defense: Two Knights Variation: , 1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Nf3 c6 B06 1322

Modern Defense: Two Knights Variation: Suttles Variation, 1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Nf3 c6 5.Bg5 Qb6 6.Qd2 Qxb2 B06 1323

Modern Defense: Two Knights Variation: Suttles Variation, Tal Gambit1.e4 g6 2.d4 Bg7 3.Nf3 b6 B06 1305

Modern Defense: Mongredien Defense: , 1.e4 g6 2.d4 Bg7 3.Nf3 c5 4.c4 Qb6 B06 1297

Modern Defense: Improved Maroczy: ,

of 97

MoveList Fullname Caxton ID ECO1.e4 g6 2.d4 Bg7 3.Nf3 d6 4.c3 B06 1294

Modern Defense: Geller's System: , 1.e4 g6 2.d4 Bg7 3.Nf3 d6 4.c4 Bg4 A41 1313

Modern Defense: Rossolimo Variation: , 1.e4 g6 2.d4 d6 3.Nc3 c6 B07 1831

Rat Defense: Accelerated Gurgenidze: , 1.e4 g6 2.d4 f5 B06 1293

Modern Defense: Fianchetto Gambit: , 1.e4 g6 2.d4 Nf6 B06 1307

Modern Defense: Norwegian Defense: , 1.e4 g6 2.d4 Nf6 3.e5 Nh5 4.Be2 d6 B06 1308

Modern Defense: Norwegian Defense: Norwegian Gambit, 1.e4 g6 2.d4 Nh6 3.Nc3 f5 4.Bxh6 Bxh6 5.exf5 O-O B06 1302

Modern Defense: Masur Gambit: , 1.e4 h5 B00 728

Goldsmith Defense: General: , 1.e4 h5 2.d4 Nf6 B00 729

Goldsmith Defense: Picklepuss Defense: , 1.e4 h6 B00 315

Carr Defense: General: , 1.e4 h6 2.d4 e5 B00 316

Carr Defense: Zilbermints Gambit: , 1.e4 Na6 B00 1267

Lemming Defense: General: , 1.e4 Nc6 B00 1436

Nimzowitsch Defense: General: , 1.e4 Nc6 2.b4 B00 1466

Nimzowitsch Defense: Wheeler Gambit: , 1.e4 Nc6 2.Bb5 B00 1453

Nimzowitsch Defense: Pseudo-Spanish Variation: , 1.e4 Nc6 2.d4 d5 B00 1454

Nimzowitsch Defense: Scandinavian Variation: , 1.e4 Nc6 2.d4 d5 3.Be3 2759

Nimzowitsch Defense: Hornung Gambit: , 1.e4 Nc6 2.d4 d5 3.e5 B00 1456

Nimzowitsch Defense: Scandinavian Variation: Advance Variation, 1.e4 Nc6 2.d4 d5 3.exd5 Nb4 B00 1455

Nimzowitsch Defense: Scandinavian Variation: Aachen Gambit, 1.e4 Nc6 2.d4 d5 3.exd5 Qxd5 B00 1464

Nimzowitsch Defense: Scandinavian Variation: Exchange Variation, 1.e4 Nc6 2.d4 d5 3.exd5 Qxd5 4.Nc3 B00 1465

Nimzowitsch Defense: Scandinavian Variation: Exchange Variation, Marshall Gambit1.e4 Nc6 2.d4 d5 3.Nc3 B00 1457

Nimzowitsch Defense: Scandinavian Variation: Bogoljubow Variation, 1.e4 Nc6 2.d4 d5 3.Nc3 a6 B00 1458

Nimzowitsch Defense: Scandinavian Variation: Bogoljubow Variation, Brandics Gambit1.e4 Nc6 2.d4 d5 3.Nc3 dxe4 4.d5 Nb8 5.f3 B00 1462

Nimzowitsch Defense: Scandinavian Variation: Bogoljubow Variation, Richter Gambit1.e4 Nc6 2.d4 d5 3.Nc3 dxe4 4.d5 Ne5 B00 1461

Nimzowitsch Defense: Scandinavian Variation: Bogoljubow Variation, Nimzowitsch Gambit1.e4 Nc6 2.d4 d5 3.Nc3 e5 B00 1460

Nimzowitsch Defense: Scandinavian Variation: Bogoljubow Variation, Heinola-Deppe Gambit1.e4 Nc6 2.d4 d5 3.Nc3 g6 B00 1459

Nimzowitsch Defense: Scandinavian Variation: Bogoljubow Variation, Erben Gambit1.e4 Nc6 2.d4 d5 3.Nc3 Nf6 B00 1463

Nimzowitsch Defense: Scandinavian Variation: Bogoljubow Variation, Vehre Variation

of 97

MoveList Fullname Caxton ID ECO1.e4 Nc6 2.d4 d6 B00 1449

Nimzowitsch Defense: Mikenas Variation: , 1.e4 Nc6 2.d4 e5 B00 1437

Nimzowitsch Defense: Kennedy Variation: , 1.e4 Nc6 2.d4 e5 3.d5 B00 1443

Nimzowitsch Defense: Kennedy Variation: Linksspringer Variation, 1.e4 Nc6 2.d4 e5 3.dxe5 Bc5 B00 1438

Nimzowitsch Defense: Kennedy Variation: Bielefelder Gambit, 1.e4 Nc6 2.d4 e5 3.dxe5 d6 2760

Nimzowitsch Defense: Burgar Gambit: , 1.e4 Nc6 2.d4 e5 3.dxe5 d6 B00 1439

Nimzowitsch Defense: Kennedy Variation: de Smet Gambit, 1.e4 Nc6 2.d4 e5 3.dxe5 f6 B00 1440

Nimzowitsch Defense: Kennedy Variation: Hammer Gambit, 1.e4 Nc6 2.d4 e5 3.dxe5 Nxe5 4.f4 Nc6 B00 1446

Nimzowitsch Defense: Kennedy Variation: Riemann Defense, 1.e4 Nc6 2.d4 e5 3.dxe5 Nxe5 4.f4 Ng6 B00 1444

Nimzowitsch Defense: Kennedy Variation: Main Line, 1.e4 Nc6 2.d4 e5 3.dxe5 Nxe5 4.Nc3 B00 1442

Nimzowitsch Defense: Kennedy Variation: Keres Attack, 1.e4 Nc6 2.d4 e5 3.dxe5 Nxe5 4.Nf3 B00 1445

Nimzowitsch Defense: Kennedy Variation: Paulsen Attack, 1.e4 Nc6 2.d4 e5 3.dxe5 Qh4 B00 1441

Nimzowitsch Defense: Kennedy Variation: Herford Gambit, 1.e4 Nc6 2.d4 e6 2.Nc3 f5 4.exf5 Nf6 2762

Nimzowitsch Defense: Franco-Hiva Gambit 2: , 1.e4 Nc6 2.d4 e6 3.Nf3 f5 4.exf5 Nf6 2761

Nimzowitsch Defense: Franco-Hiva Gambit 1: , 1.e4 Nc6 2.d4 f6 B00 1451

Nimzowitsch Defense: Neo-Mongoloid Defense: , 1.e4 Nc6 2.Nc3 e6 B00 1435

Nimzowitsch Defense: French Connection: , 1.e4 Nc6 2.Nc3 g6 B00 1452

Nimzowitsch Defense: Pirc Connection: , 1.e4 Nc6 2.Nc3 Nf6 3.d4 e5 B00 1425

Nimzowitsch Defense: Breyer Variation: , 1.e4 Nc6 2.Nf3 B00 1429

Nimzowitsch Defense: Declined Variation: , 1.e4 Nc6 2.Nf3 d6 B00 1467

Nimzowitsch Defense: Williams Variation: , 1.e4 Nc6 2.Nf3 e6 B00 1434

Nimzowitsch Defense: Franco-Nimzowitsch Variation: , 1.e4 Nc6 2.Nf3 f5 B00 1447

Nimzowitsch Defense: Lean Variation: , 1.e4 Nc6 2.Nf3 f5 3.exf5 B00 1448

Nimzowitsch Defense: Lean Variation: Colorado Counter Accepted, 1.e4 Nc6 2.Nf3 Nf6 3.e5 Ng4 B00 1430

Nimzowitsch Defense: El Columpio Defense: , 1.e4 Nc6 2.Nf3 Nf6 3.e5 Ng4 4.d4 d6 5.h3 Nh6 6.Bb5 B00 1433

Nimzowitsch Defense: El Columpio Defense: Pin Variation, 1.e4 Nc6 2.Nf3 Nf6 3.e5 Ng4 4.d4 d6 5.h3 Nh6 6.e6 B00 1431

Nimzowitsch Defense: El Columpio Defense: El Columpio Gambit, 1.e4 Nc6 2.Nf3 Nf6 3.e5 Ng4 4.d4 d6 5.h3 Nh6 6.exd6 B00 1432

Nimzowitsch Defense: El Columpio Defense: Exchange Variation, 1.e4 Nf6 B02 13

Alekhine Defense: General: ,

of 97

MoveList Fullname Caxton ID ECO1.e4 Nf6 2.Bc4 Nxe4 3.Bxf7+ B02 20

Alekhine Defense: Krejcik Variation: Krejcik Gambit, 1.e4 Nf6 2.d3 B02 21

Alekhine Defense: Maroczy Variation: , 1.e4 Nf6 2.e5 Nd5 B02 34

Alekhine Defense: Normal Variation: , 1.e4 Nf6 2.e5 Nd5 3..c4 Nb6 4.c5 Nd5 5.Nc3 e6 6.Bc4 B02 15

Alekhine Defense: Hunt Variation: Lasker Simul Gambit, 1.e4 Nf6 2.e5 Nd5 3.b3 B02 44

Alekhine Defense: Welling Variation: , 1.e4 Nf6 2.e5 Nd5 3.Bc4 Nb6 4.Bb3 c5 5.d3 B02 19

Alekhine Defense: Kmoch Variation: , 1.e4 Nf6 2.e5 Nd5 3.c4 B02 42

Alekhine Defense: Two Pawn Attack: , 1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.b3 B02 41

Alekhine Defense: Steiner Variation: , 1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.c5 B02 43

Alekhine Defense: Two Pawn Attack: Lasker Variation, 1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.c5 Nd5 5.Bc4 e6 6.Nc3 d6 7.Nxd5 exd5 8.Bxd5 B02 17

Alekhine Defense: Hunt Variation: Mikenas Gambit, 1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.c5 Nd5 5.Nc3 Nxc3 6.dxc3 d6 7.Bg5 B02 16

Alekhine Defense: Hunt Variation: Matsukevich Gambit, 1.e4 Nf6 2.e5 Nd5 3.d4 d6 B03 35

Alekhine Defense: Normal Variation: , 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Bc4 B03 1

Alekhine Defense: Balogh Variation: , 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.c5 B03 14

Alekhine Defense: Hunt Variation: , 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.exd6 B03 4

Alekhine Defense: Exchange Variation: , 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.exd6 cxd6 6.Nf3 g6 7.Be2 Bg7 8.O-O O-O 9.h3 Nc6 10.Nc3 Bf5 B03 5

Alekhine Defense: Exchange Variation: Karpov Variation, 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.f4 B03 6

Alekhine Defense: Four Pawns Attack: , 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.f4 Bf5 B03 11

Alekhine Defense: Four Pawns Attack: Trifunovic Variation, 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.f4 dxe5 6.fxe5 Nc6 7.Be3 B03 9

Alekhine Defense: Four Pawns Attack: Main Line, 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.f4 g5 B03 7

Alekhine Defense: Four Pawns Attack: Cambridge Gambit, 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.f4 g6 B03 8

Alekhine Defense: Four Pawns Attack: Fianchetto Variation, 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 B04 22

Alekhine Defense: Modern Variation: , 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4 B05 28

Alekhine Defense: Modern Variation: Main Line, 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4 5.c4 B05 25

Alekhine Defense: Modern Variation: Alekhine Variation, 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4 5.c4 Nb6 6.Be2 B04 24

Alekhine Defense: Modern Variation: Alekhine Gambit, 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4 5.h3 B05 29

Alekhine Defense: Modern Variation: Panov Variation, 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 dxe5 B04 27

Alekhine Defense: Modern Variation: Larsen Variation, 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 g6 B04 23

Alekhine Defense: Modern Variation: Alburt Variation,

of 97

MoveList Fullname Caxton ID ECO1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 g6 5.Bc4 Nb6 6.Bb3 Bg7 7.a4 B04 26

Alekhine Defense: Modern Variation: Keres Variation, 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Nb6 B04 30

Alekhine Defense: Modern Variation: Schmid Variation,1.e4 Nf6 2.e5 Nd5 3.Na3 B03 3

Alekhine Defense: Buckley Attack: , 1.e4 Nf6 2.e5 Nd5 3.Nc3 B02 36

Alekhine Defense: Saemisch Attack: , 1.e4 Nf6 2.e5 Ne4 B02 31

Alekhine Defense: Mokele Mbembe: , 1.e4 Nf6 2.e5 Ne4 3.d4 f6 B02 32

Alekhine Defense: Mokele Mbembe: Modern Line, 1.e4 Nf6 2.e5 Ng8 B02 2

Alekhine Defense: Brooklyn Variation: , 1.e4 Nf6 2.e5 Ng8 3.d4 f5 B02 2805

Alekhine Defense: Brooklyn Variation: Everglades Variation, 1.e4 Nf6 2.Nc3 d5 B02 37

Alekhine Defense: Scandinavian Variation: , 1.e4 Nf6 2.Nc3 d5 3.d3 dxe4 4.Bg5 B02 39

Alekhine Defense: Scandinavian Variation: Myers Gambit, 1.e4 Nf6 2.Nc3 d5 3.e5 Nfd7 4.e6 B02 40

Alekhine Defense: Spielmann Gambit: , 1.e4 Nf6 2.Nc3 d5 3.exd5 B02 2716

Alekhine Defense: Scandinavian Variation: Noch Gambit, 1.e4 Nf6 2.Nc3 d5 3.exd5 c6 B02 38

Alekhine Defense: Scandinavian Variation: Geschev Gambit, 1.e4 Nf6 2.Nf3 B02 18

Alekhine Defense: John Tracy Gambit: , 1.e5 c5 2.Nf3 Nc6 3.Bb5 Nb8 B31 2811

Sicilian Defense: Rossolimo Variation: Brooklyn Retreat Defense, 1.f3 d5 2.e4 g6 3.d4 exd4 4.c3 A00 52

Barnes Opening: Gedult Gambit #1: , 1.f3 e5 2.e4 Nf6 3.Bc4 A00 55

Barnes Opening: Walkerling: , 1.f3 e5 2.g4 Qh4# A00 51

Barnes Opening: Fool's Mate: , 1.f3 e5 2.Kf2 A00 54

Barnes Opening: Hammerschlag: , 1.f3 f5 2.e4 fxe4 3.Nc3 A00 53

Barnes Opening: Gedult Gambit #2: , 1.f4 A02 132

Bird Opening: General: , 1.f4 b5 A02 2782

Bird Opening: Myers Defense: , 1.f4 d5 A03 126

Bird Opening: Dutch Variation: , 1.f4 d5 2.b3 Nf6 3.Bb2 d4 4.Nf3 c5 5.e3 A02 147

Bird Opening: Thomas Gambit: , 1.f4 d5 2.c4 A02 145

Bird Opening: Sturm Gambit: , 1.f4 d5 2.e4 dxe4 3.Nc3 Nf6 4.Nge2 A02 150

Bird Opening: Williams-Zilbermints Gambit: , 1.f4 d5 2.e4 dxe4 3.Nc3 Nf6 4.Qe2 A02 149

Bird Opening: Williams Gambit: , 1.f4 d5 2.g4 A02 128

Bird Opening: Dutch Variation: Dudweiler Gambit,

of 97

MoveList Fullname Caxton ID ECO1.f4 d5 2.Nf3 c5 3.e4 dxe4 A02 127

Bird Opening: Dutch Variation: Batavo Gambit, 1.f4 d5 2.Nf3 Nf6 3.e3 c5 A03 138

Bird Opening: Lasker Variation: , 1.f4 e5 A02 129

Bird Opening: From Gambit: , 1.f4 e5 2.d4 exd4 3.Nf3 c5 4.c3 A02 143

Bird Opening: Siegener Gambit: , 1.f4 e5 2.fxe5 d6 3.exd6 Bxd6 4.Nf3 g5 A02 131

Bird Opening: From Gambit: Lasker Variation, 1.f4 e5 2.fxe5 d6 3.exd6 Nf6 A02 130

Bird Opening: From Gambit: Langheld Gambit, 1.f4 e5 2.fxe5 f6 A02 137

Bird Opening: Lasker Gambit: , 1.f4 e5 2.fxe5 Nc6 A02 142

Bird Opening: Schlechter Gambit: , 1.f4 e5 2.fxe5 Ne7 A02 141

Bird Opening: Platz Gambit: , 1.f4 f5 2.d4 d5 A02 2536

System: Double Duck Formation: , 1.f4 f5 2.e4 A02 148

Bird Opening: Wagner-Zwitersch Gambit: , 1.f4 g5 A02 133

Bird Opening: Hobbs Gambit: , 1.f4 h6 2.Nf3 g5 A02 134

Bird Opening: Hobbs-Zilbermints Gambit: , 1.f4 Nf6 2.c4 A03 140

Bird Opening: Mujannah Opening: , 1.f4 Nf6 2.Nf3 g6 3.b4 A02 125

Bird Opening: Batavo-Polish Attack: , 1.f4 Nh6 A03 135

Bird Opening: Horsefly Defense: , 1.g3 A00 807

Hungarian Opening: General: , 1.g3 d5 2.Bg2 e5 3.c4 dxc4 4.b3 A00 813

Hungarian Opening: Winterberg Gambit: , 1.g3 d5 2.Nf3 g5 A00 812

Hungarian Opening: Wiedenhagen-Beta Gambit: , 1.g3 e5 2.a3 d5 3.Nf3 e4 4.Nh4 Be7 5.d3 A00 806

Hungarian Opening: Burk Gambit: , 1.g3 e5 2.Bg2 d5 3.b4 A00 805

Hungarian Opening: Buecker Gambit: , 1.g3 e5 2.Nf3 A00 810

Hungarian Opening: Reversed Alekhine: , 1.g3 e5 2.Nf3 e4 3.Ng1 Nf6 4.b4 A00 2810

Hungarian Opening: Reversed Brooklyn Defense: Brooklyn Benko Gambit, 1.g3 e5 2.Nf3 e4 3.Nh4 A00 2809

Hungarian Opening: Reversed Norwegian Defense: , 1.g3 e5 2.Nh3 d5 3.f4 Bxh3 4.Bxh3 exf4 5.O-O A00 808

Hungarian Opening: Paris Gambit: , 1.g3 f5 2.e4 fxe4 3.Qh5 g6 A00 809

Hungarian Opening: Paschmann Gambit: , 1.g3 g5 A00 2781

Hungarian Opening: Myers Defense: , 1.g3 h5 2.Nf3 h4 A00 811

Hungarian Opening: Van Kruijk Gambit: ,

of 97

MoveList Fullname Caxton ID ECO1.g3 Nc6 2.Nc3 d5 3.d4 e5 4.dxe5 d4 5.Ne4 f5 A00 804

Hungarian Opening: Asten Gambit: , 1.g4 A00 733

Grob Opening: General: , 1.g4 d5 2.Bg2 A00 734

Grob Opening: Grob Gambit: , 1.g4 d5 2.Bg2 Bxg4 3.c4 A00 737

Grob Opening: Grob Gambit: Fritz Gambit, 1.g4 d5 2.Bg2 Bxg4 3.c4 d4 4.Bxb7 Nd7 5.Bxa8 Qxa8 A00 738

Grob Opening: Grob Gambit: Fritz Gambit, Romford Countergambit1.g4 d5 2.Bg2 c6 A00 736

Grob Opening: Grob Gambit: Declined, 1.g4 d5 2.Bg2 c6 3.c4 dxc4 4.b3 A00 740

Grob Opening: Grob Gambit: Richter-Grob Gambit, 1.g4 d5 2.Bg2 e5 3.d4 exd4 4.c3 A00 739

Grob Opening: Grob Gambit: Keres Gambit, 1.g4 d5 2.Bg2 h5 3.gxh5 A00 735

Grob Opening: Grob Gambit: Basman Gambit, 1.g4 d5 2.e4 dxe4 3.Nc3 A00 747

Grob Opening: Zilbermints Gambit: , 1.g4 d5 2.e4 dxe4 3.Nc3 e5 4.d3 A00 749

Grob Opening: Zilbermints Gambit: Zilbermints-Hartlaub Gambit, 1.g4 d5 2.e4 dxe4 3.Nc3 h5 A00 748

Grob Opening: Zilbermints Gambit: Schiller Defense, 1.g4 d5 2.h3 e5 3.Bg2 c6 A00 741

Grob Opening: Keene Defense: , 1.g4 d5 2.h3 e5 3.Bg2 c6 4.d4 e4 5.c4 Bd6 6.Nc3 Ne7 A00 742

Grob Opening: Keene Defense: Main Line, 1.g4 e5 2.Bg2 d5 3.c4 A00 746

Grob Opening: Spike: Hurst Attack, 1.g4 e5 2.h3 Nc6 A00 743

Grob Opening: London Defense: , 1.g4 f5 A00 730

Grob Opening: Alessi Gambit: , 1.g4 g5 A00 732

Grob Opening: Double Grob: , 1.g4 g5 2.f4 A00 2765

Grob Opening: Double Grob: Coca-Cola Gambit, 1.h3 A00 340

Clemenz Opening: General: , 1.h3 h5 2.g4 A00 341

Clemenz Opening: Spike Lee Gambit: , 1.h4 A00 952

Kadas Opening: General: , 1.h4 c5 2.b4 A00 953

Kadas Opening: Kadas Gambit #1: , 1.h4 d5 2.d4 c5 3.e4 A00 2776

Kadas Opening: Myers Variation: , 1.h4 d5 2.d4 c5 3.Nf3 cxd4 4.c3 A00 954

Kadas Opening: Kadas Gambit #2: , 1.h4 e5 2.d4 exd4 3.c3 A00 955

Kadas Opening: Kadas Gambit #3: , 1.h4 f5 2.e4 fxe4 3.d3 A00 957

Kadas Opening: Steinbok Gambit: , 1.h4 g5 A00 956

Kadas Opening: Schneider Gambit: ,

of 97

MoveList Fullname Caxton ID ECO1.Na3 A00 2348

Sodium Attack: General: , 1.Na3 e5 2.d3 Bxa3 3.bxa3 d5 4.e3 c5 5.Rb1 A00 2345

Sodium Attack: Celadon Variation: , 1.Na3 e5 2.Nc4 Nc6 3.e4 f5 A00 2347

Sodium Attack: Durkin Gambit: , 1.Na3 g6 2.g4 A00 2346

Sodium Attack: Chenoboskian Variation: , 1.Nc3 A00 2595

Van Geet Opening: General: , 1.Nc3 b5 A00 2604

Van Geet Opening: Laroche Gambit: , 1.Nc3 c5 2.b4 A00 2593

Van Geet Opening: Duesseldorf Gambit: , 1.Nc3 c5 2.d4 cxd4 3.Qxd4 Nc6 4.Qh4 A00 2609

Van Geet Opening: Novosibirsk Variation: , 1.Nc3 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 A00 2615

Van Geet Opening: Sicilian Two Knights: , 1.Nc3 c5 2.Rb1 A00 2618

Van Geet Opening: Twyble Attack: , 1.Nc3 d5 2.e3 e5 3.d4 Bb4 A00 2616

Van Geet Opening: Sleipner Gambit: , 1.Nc3 d5 2.e4 dxe4 3.Bc4 A00 2599

Van Geet Opening: Hector Gambit: , 1.Nc3 d5 2.e4 dxe4 3.d3 A00 2594

Van Geet Opening: Dunst-Perrenet Gambit: , 1.Nc3 d5 2.e4 dxe4 3.f3 A00 2592

Van Geet Opening: Dougherty Gambit: , 1.Nc3 d5 2.e4 dxe4 3.Nxe4 e5 A00 2597

Van Geet Opening: Gruenfeld Defense: , 1.Nc3 d5 2.e4 dxe4 3.Nxe4 e5 4.f4 A00 2598

Van Geet Opening: Gruenfeld Defense: Steiner Gambit, 1.Nc3 d5 2.e4 Nf6 3.d3 dxe4 4.Bg5 A00 2607

Van Geet Opening: Myers Gambit: , 1.Nc3 d5 2.f4 d4 3.Ne4 c5 A00 2606

Van Geet Opening: Melleby Gambit: , 1.Nc3 d5 2.f4 d4 3.Ne4 e5 A00 2611

Van Geet Opening: Pfeiffer Gambit: , 1.Nc3 d5 2.f4 d4 3.Ne4 e5 4.Nf3 A00 2612

Van Geet Opening: Pfeiffer Gambit: Sleipner Countergambit, 1.Nc3 d5 2.f4 d4 3.Ne4 f5 4.Nf2 Nf6 5.Nf3 c5 6.b4 A00 2602

Van Geet Opening: Jendrossek Gambit: , 1.Nc3 d5 2.f4 e5 A00 2591

Van Geet Opening: Damhaug Gambit: , 1.Nc3 d5 2.f4 g5 A00 2619

Van Geet Opening: Warsteiner Gambit: , 1.Nc3 d6 2.f4 e5 3.fxe5 Nc6 A00 2600

Van Geet Opening: Hergert Gambit: , 1.Nc3 e5 A00 2613

Van Geet Opening: Reversed Nimzowitsch: , 1.Nc3 e5 2.a3 A00 2588

Van Geet Opening: Battambang Variation: , 1.Nc3 e5 2.b3 d5 3.e4 dxe4 4.d3 A00 2596

Van Geet Opening: Gladbacher Gambit: , 1.Nc3 e5 2.d4 exd4 3.Qxd4 Nc6 4.Qa4 A00 2614

Van Geet Opening: Reversed Scandinavian: ,

of 97

MoveList Fullname Caxton ID ECO1.Nc3 e5 2.e3 d5 3.Qh5 Be6 A00 2601

Van Geet Opening: Hulsemann Gambit: , 1.Nc3 e5 2.e3 d5 3.Qh5 Nf6 A00 2605

Van Geet Opening: Liebig Gambit: , 1.Nc3 e5 2.f4 exf4 3.e4 A00 2610

Van Geet Opening: Nowokunski Gambit: , 1.Nc3 e5 2.Nf3 Bc5 A00 2590

Van Geet Opening: Billockus-Johansen Gambit: , 1.Nc3 e5 2.Nf3 Nc6 3.d4 A00 2608

Van Geet Opening: Napoleon Attack: , 1.Nc3 f5 2.e4 fxe4 3.d3 A00 2603

Van Geet Opening: Kluever Gambit: , 1.Nc3 g6 2.h4 A00 2587

Van Geet Opening: Myers Attack: , 1.Nc3 Nc6 2.d4 d5 3.e4 dxe4 4.d5 A00 2589

Van Geet Opening: Berlin Gambit: , 1.Nc3 Nf6 2.g4 A00 2617

Van Geet Opening: Tuebingen Gambit: , 1.Nf3 A04 2688

Zukertort Opening: General: , 1.Nf3 c5 2.d4 cxd4 3.e3 A04 2702

Zukertort Opening: Speelsmet Gambit: , 1.Nf3 c5 2.g3 d5 3.Bg2 Nc6 4.d4 e6 5.O-O A49 2689

Zukertort Opening: Gruenfeld Reversed: , 1.Nf3 d5 A06 2697

Zukertort Opening: Queen Pawn Defense: , 1.Nf3 d5 2.a4 2731

Zukertort Opening: The Potato: , 1.Nf3 d5 2.b3 A06 1468

Nimzowitsch-Larsen Attack: General: , 1.Nf3 d5 2.b3 Nf6 3.Bb2 c5 4.e4 A01 1419

Nimzo-Larsen Attack: Norfolk Gambit 1: , 1.Nf3 d5 2.b3 c5 3.c4 dxc4 4.e3 A04 2696

Zukertort Opening: Paschmann Gambit: , 1.Nf3 d5 2.b3 c5 3.c4 dxc4 4.Nc3 A04 2719

Zukertort Opening: Regina-Nu Gambit: , 1.Nf3 d5 2.b3 c5 3.e4 A01 1420

Nimzo-Larsen Attack: Norfolk Gambit 2: , 1.Nf3 d5 2.b4 A06 2700

Zukertort Opening: Santasiere's Folly: , 1.Nf3 d5 2.c4 A09 1848

Reti Opening: General: , 1.Nf3 d5 2.c4 b5 A09 1853

Reti Opening: Zilbermints Gambit: , 1.Nf3 d5 2.c4 c6 3.b3 A12 1842

Reti Opening: Anglo-Slav Variation: Bogoljubow Variation III, 1.Nf3 d5 2.c4 c6 3.b3 Bg4 A12 1841

Reti Opening: Anglo-Slav Variation: Bogoljubow Variation II, 1.Nf3 d5 2.c4 c6 3.b3 Nf6 4.Bb2 A12 1839

Reti Opening: Anglo-Slav Variation: Bogoljubow Variation, 1.Nf3 d5 2.c4 c6 3.b3 Nf6 4.Bb2 Bf5 A12 1845

Reti Opening: Anglo-Slav Variation: New York System, 1.Nf3 d5 2.c4 c6 3.b3 Nf6 4.Bb2 Bg4 A12 1843

Reti Opening: Anglo-Slav Variation: Capablanca Variation, 1.Nf3 d5 2.c4 c6 3.b3 Nf6 4.Bb2 e6 5.g3 Be7 6.Bg2 O-O 7.O-O A12 1840

Reti Opening: Anglo-Slav Variation: Bogoljubow Variation, Stonewall Line

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MoveList Fullname Caxton ID ECO1.Nf3 d5 2.c4 c6 3.b3 Nf6 4.Bb2 g6 A12 1838

Reti Opening: Anglo-Slav Variation: Bled Variation, 1.Nf3 d5 2.c4 c6 3.b3 Nf6 4.g3 Bf5 A12 1844

Reti Opening: Anglo-Slav Variation: London Defensive System, 1.Nf3 d5 2.c4 c6 3.b3 Nf6 4.g3 Bg4 A12 1846

Reti Opening: Anglo-Slav Variation: Torre System, 1.Nf3 d5 2.c4 d4 A09 1836

Reti Opening: Advance Variation: , 1.Nf3 d5 2.c4 d4 3.b4 c5 A09 1837

Reti Opening: Advance Variation: Michel Gambit, 1.Nf3 d5 2.c4 d4 3.e3 c5 4.b4 A09 1851

Reti Opening: Reversed Blumenfeld Gambit: , 1.Nf3 d5 2.c4 d4 3.Rg1 A09 1849

Reti Opening: Penguin Variation: , 1.Nf3 d5 2.c4 dxc4 A09 1850

Reti Opening: Reti Gambit: , 1.Nf3 d5 2.c4 e6 3.g3 Nf6 4.Bg2 Bd6 A13 1847

Reti Opening: Bogoljubow Defense: , 1.Nf3 d5 2.c4 e6 3.g3 Nf6 4.Bg2 c5 5.b3 Nc6 6.O-O Be7 A14 1852

Reti Opening: Tarrasch Defense: , 1.Nf3 d5 2.d3 A06 2695

Zukertort Opening: Old Indian Attack: , 1.Nf3 d5 2.e4 A06 2704

Zukertort Opening: Tennison Gambit: , 1.Nf3 d5 2.g3 A07 1126

King's Indian Attack: General: , 1.Nf3 d5 2.g3 Bg4 3.Bg2 Nd7 A07 1127

King's Indian Attack: Keres Variation: , 1.Nf3 d5 2.g3 c5 A07 1133

King's Indian Attack: Sicilian Variation: , 1.Nf3 d5 2.g3 c5 3.Bg2 A08 1131

King's Indian Attack: Sicilian Variation: , 1.Nf3 d5 2.g3 c5 3.Bg2 Nc6 4.O-O e6 5.d3 Nf6 6.Nbd2 Be7 7.e4 O-O 8.Re1 A08 1132

King's Indian Attack: Sicilian Variation: , 1.Nf3 d5 2.g3 e5 A07 1128

King's Indian Attack: Omega-Delta Gambit: , 1.Nf3 d5 2.g3 g6 A07 1125

King's Indian Attack: Double Fianchetto: , 1.Nf3 d5 2.g3 g6 3.Bg2 Bg7 4.O-O e5 5.d3 Ne7 A07 1129

King's Indian Attack: Pachman System: , 1.Nf3 d5 2.g3 Nf6 3.Bg2 c6 4.O-O Bg4 A07 1138

King's Indian Attack: Yugoslav Variation: , 1.Nf3 d5 2.Nc3 A06 2698

Zukertort Opening: Reversed Mexican Defense: , 1.Nf3 d5 2.Rg1 A06 2684

Zukertort Opening: Ampel Variation: , 1.Nf3 d6 A04 2706

Zukertort Opening: Wade Defense: , 1.Nf3 d6 2.d4 Bg4 3.c4 Nd7 4.Qb3 Rb8 A41 2707

Zukertort Opening: Wade Defense: Chigorin Plan, 1.Nf3 d6 2.d4 e5 A04 2705

Zukertort Opening: Vos Gambit: , 1.Nf3 d6 2.e4 Bg4 A04 2708

Zukertort Opening: Wade-Tartakower Defense: , 1.Nf3 e5 2764

Zukertort Opening: Ross Gambit: ,

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MoveList Fullname Caxton ID ECO1.Nf3 e6 2.c4 a6 3.Nc3 c5 4.g3 b5 A04 2701

Zukertort Opening: Shabulov Gambit: , 1.Nf3 f5 A04 2687

Zukertort Opening: Dutch Variation: , 1.Nf3 f5 2.d3 Nf6 3.e4 A04 2693

Zukertort Opening: Lisitsyn Gambit Deferred: , 1.Nf3 f5 2.e4 A04 2692

Zukertort Opening: Lisitsyn Gambit: , 1.Nf3 g5 A04 2690

Zukertort Opening: Herrstrom Gambit: , 1.Nf3 Nc6 A04 2685

Zukertort Opening: Black Mustang Defense: , 1.Nf3 Nf6 A04 2703

Zukertort Opening: Symmetrical Variation: , 1.Nf3 Nf6 2.a4 g6 3.b4 A04 2779

Zukertort Opening: Myers Polish Attack: , 1.Nf3 Nf6 2.b3 g6 3.Bb2 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O A49 2686

Zukertort Opening: Double Fianchetto Attack: , 1.Nf3 Nf6 2.e4 A04 2691

Zukertort Opening: Lemberg Gambit: , 1.Nf3 Nf6 2.g3 b5 A05 1135

King's Indian Attack: Spassky Variation: , 1.Nf3 Nf6 2.g3 g6 A05 1136

King's Indian Attack: Symmterical Defense: , 1.Nf3 Nf6 2.g3 g6 3.b4 A05 1134

King's Indian Attack: Smyslov Variation: , 1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.d3 d5 A05 1137

King's Indian Attack: Wahls Defense: , 1.Nh3 E00 45

Amar Opening: General: , 1.Nh3 d5 2.g3 e5 3.f4 A00 47

Amar Opening: Paris Gambit: , 1.Nh3 d5 2.g3 e5 3.f4 Bxh3 4.Bxh3 exf4 5.O-O fxg3 6.hxg3 A00 46

Amar Opening: Gent Gambit: , Formation: double fianchetto and d4 A49 1581

Queen Pawn Game: Double Fianchetto: , Formation: ...d6, ...a6, ...g6, ...b5, ...e5 B07 1833

Rat Defense: San Jorge Defense: , Formation: …a6, …Nc6 A00 2540

System: Woodchuck Formation: , Formation: 1.a3 2.g3 3.Bg2 4.d3 5.Nd2 6.e3 7.h3 A00 2726

System: Shy Attack: , Formation: 1.f4 ... 2.e3 ... 3.b3 A03 136

Bird Opening: Lasker Attack: , Formation: 1.g3 2.a4 3.Ra2, 4.b3 5.Na3 6.Bg2 7.e3 A00 2732

System: Garbage Formation: , Formation: 1.g4, 2.h3 A00 744

Grob Opening: Macho Grob: , Formation: a3 b3 c3 d3 e3 f3 g3 A00 2538

System: Hippopotamus Formation: , Formation: c3, a3, b3, Bb2, a4, g3, e3 A00 2763

System: Cabbage formation: , Formation: c3, d3, e4, f4 vs. Sicilian B20 2030

Sicilian Defense: Big Clamp Formation: , Formation: Nc3, d3, g3, Bg2 A04 2539

System: Venezolana Formation: ,

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ALIASES:

AliasesOpening Variation Subvariation Line

Alekhine Defense Four Pawns Attack Schirmer Gambit See: Cambridge Gambit

Alekhine Defense Fried Fox Gambit See: Krejcik Variation

Alekhine Defense Moody Gambit See: Russian Defense:Moody Gambit

Alekhine Defense Retreat Variation See: Brooklyn Variation

Amar Opening Paris Opening See: Amar Opening

Benko-Barcza Opening See: Hungarian Attack

Benoni Defense HABICHD see: Hawk Variation

Benoni Defense Staunton Variant see Benoni Defense

Benoni Defense Nakamura Gambit see Zilbermints Benoni Gambit

Bird Opening Steinlach Gambit See: Hobbs Gambit

Bird Opening Mujannah Gambit See: Sturm Gambit

Bird Opening Swiss Gambit See: Wagner-Zwitersch Gambit

Blackmar-Diemer Gambit Lemberg Countergambit Lange Gambit see Diemer GambitBorg Defense Basman Gambit see: Troon Gambit

Brooklyn Defense See: Alekhine Defense, Brooklyn Variation

Caro-Kann Defense Fantasy Variation See: Maroczy Variation

Desprez Opening See: Kadas Opening

Dunst Opening See: Van Geet Opening

Duras-Hartlaub Gambit See: Duras Gambit

Durkin Opening See: Sodium Attack

Dutch Defense Swedish Gambit See: Spielmann Gambit

Dutch Defense Euwe Gambit See: Kingfisher Gambit

Dutch Defense Alapin Attack See: Manhattan Gambit

Dzhindzhi Defense See: Modern Defense, Beefeater Variation

English Opening Vector Gambit See: Anglo-Scandinavian Defense

English Opening English Gambit See: Halibut Gambit

English Opening Anti-English See: Golombek Defense

English Opening Anglo-Slav Variation see Reti Opening: Anglo-Slav

Four Knights Game Leipzig Gambit See: Halloween Gambit

Fred Defense See: Duras Gambit

French Defense St. George Variation See: St. George Defense

French Defense Rubinstein Variation Kozomara Gambit See: Ellis GambitGlobal Opening See: Creepy-Crawly Formation

Greco Countergambit See: Latvian Gambit

Grob Opening Alhausen Opening See: Grob Attack

Grob Opening Oliveira Gambit See: Alessi Gambit

Indian Game Gibbins-Wiedehagen Gambit Bogie: See: Maltese Falcon


Indian Game Balogh Defense See Doery-Indian

Indian Game Olot Gambit See: Pyrenees Gambit

Italian Game Blackburne-Schilling Gambit See: Schilling Gambit

Italian Game Evans Gambit MacDonnell Variation see Stone-Ware Variation

Keres Defense See: Kangaroo Defense or Baltic Defense

King Pawn Game Brevard Countergambit see Busch-Gass Gambit

King Pawn Game Clam Variation see Leonardis Variation

King Pawn Game Lopez Variation See: Macleod Attack

King's Fianchetto see Modern Defense

King's Gambit Declined Wahls Variation See: Miles DefenseKing's Gambit Accepted Steinitz-Krause Gambit See: Polerio GambitKing's Gambit Accepted Villemson Gambit See: Polerio GambitKing's Gambit Accepted Leonardo Gambit See: Stamma

GambitKing's Gambit Declined Neomodern Variation See: Miles DefenseKing's Indian Attack See: Zukertort Opening

Kolibri Opening see Grob

Kotrc Opening See: Van Geet Opening

Lithuanian Defense See: Bogoljubow-Mikenas Defense

Lundin-Kevitz-Mikenas Defense

see Bogoljubow-Mikenas Defense

Mao Tse Tung Defense see Duras Gambit

Modern Defense See also: Lizard and Rat Defenses

Nimzowitsch Defense Davenport Gambit See: Lean Vatiation

Nimzowitsch Defense Mikenas Variation See: Kennedy Variation

Nimzowitsch Defense Colorado Counter See: Lean Variation

Orenburg Defense See: Bogoljubow-Mikenas Defense

Paris Opening See: Amar Opening

Philidor Defense Improved Hanham Variation see Nimzowitsch Variation: Larobok Variation

Phish Opening See: Portuguese Opening

Polish Opening Orangutan Opening See: Polish Opening

Polish Opening Polish Gambit See: Tartakower Gambit

Polish Opening Hunter-Englisch Opening see Polish Opening

Ponziani Opening Fraser Defense See Vukovic Gambit

Pterodactyl See Modern Defense

Queen Pawn Game Keres Defense See: Kangaroo Defense

Queen Pawn Game Rubinstein Game see Sarratt Attack

Queen's Gambit Refused Calavotti's Countergambit See: Albin Countergambit

Reagan Attack See: Kadas Opening


Russian Game Symmetrical Variation See: Damiano Variation

Scandinavian Defense Pytel Defense See: Schiller-Pytel Variation

Scandinavian Defense Palme Gambit See: Icelandic Gambit

Scandinavian Defense Schiller Defense See: Schiller-Pytel Variation

Scandinavian Defense Kieler Variation See Modern Variation

Sicilian Defense Klyatkine Variation See Nimzowitsch Variation

Sicilian Defense Quinteros Variation See: Accelerated Paulsen Variation

Sicilian Defense Smith-Morra Gambit Declined See: Alapin VariationSicilian Defense Buecker Variation See: 2…h6 Variation

Sicilian Fred See: Sicilian Defense, Frederico Variation

Slav Defense Alekhine Attack

Spike Opening See: Grob

Three Knights Opening Greco Gambit See: Winawer Defense

Three Knights Opening Gothic Defense See: Winawer Defense

Thunderbird Attack See: Drunken King

Van Geet Opening Aasum Gambit See: Hector Gambit

Vienna Game Vienna Gambit Mephisto Shock Gambit 2656Vulture Defense See: Benoni

Zaire Defense See: Alekhine Defense, Zaire Variation

Zukertort Opening Obemdorfer Gambit See: Herrstrom Gambit

Zukertort Opening White Knight's Fandango See: Reversed Mexican Defense

Zukertort Opening Myers Variation See: The Potato

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