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internet chess codes for openningsTRANSCRIPT
Grunfeld Defence
E- 1. d4 Nf6 2. c4 e6 Indian systems with ...e6
- 1. d4 Nf6 2. c4 g6 ' d7-d5
Indian systems with ...g6 (except Grunfeld)
Main ECO codes for each class
Full ECO codes
A- 1. R' 1. e4, 1. d4 Irregular openings.
- 1. d4 R' 1 ...d5, 1... Nf6
Untypical replies to 1.d4
- 1. d4 Nf6 2. R' 2. c4 (humongous typo on (c) page!)
Untypical replies to 1...Nf6
- 1. d4 Nf6 2. c4 R' 2... e6, 2... g6
Untypical Indian systems.
A01. R' 1. e4, 1. d4, 1. c4 Irregular openings.
A001. R, 1. g3,
1. b4
Irregular Openings,
Benko Opening,
Sokolsky (Polish Opening)
A011. b3 Nimzo-Larsen Attack
A021. f4 Bird's Opening
A031. f4 d5 Bird's Opening
A041. Nf3 Reti Opening
A051. Nf3 Nf6 Reti Opening with 1...Nf6
A061. Nf3 d5 Reti Opening with 1...d5
A071. Nf3 d5 2. g3 Reti Opening, Barcza System
A081. Nf3 d5 2. g3 c5 3. Bg2 Reti Opening, Barcza System
A091. Nf3 d5 2. c4 Reti Opening
A11. c4 English Opening
A101 c4 English Opening
A111 c4 c6 English Opening, systems with 1...e6
A121 c4 c6 2. Nf3 d5 3. b3 (Reti Opening)
A131 c4 e6 English Opening, systems with 1...e6
A141 c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O (Reti Opening)
A151 c4 Nf6 English Opening, systems with 1...Nf6
A161 c4 Nf6 2. Nc3 English Opening, systems with 1...Nf6
A171 c4 Nf6 2. Nc3 e6 English Opening, Anglo-Indian
A181 c4 Nf6 2. Nc3 e6 3. e4 Flohr-Mikenas Variation
A191 c4 Nf6 2. Nc3 e6 3. e4 c5 Flohr-Mikenas Variation
A21. c4 e5 English Opening with 1...e5 (King's English, or Reversed Sicilian)
A201. c4 e5 English Opening, Reversed Sicilian
A211. c4 e5 2. Nc3 English Opening, Reversed Sicilian
A221. c4 e5 2. Nc3 Nf6 English Opening, Reversed Sicilian
A231. c4 e5 2. Nc3 Nf6 3. g3 c6 English Opening, Reversed Sicilian
A241. c4 e5 2. Nc3 Nf6 3. g3 g6 English Opening, Reversed Sicilian
A251. c4 e5 2. Nc3 Nc6 English Opening, Reversed Sicilian, Closed Systems
A261. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 English Opening, Reversed Sicilian, Closed Systems
A271. c4 e5 2. Nc3 Nc6 3. Nf3 English Opening, Reversed Sicilian, Closed Systems
A281. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 English Opening, Reversed Sicilian, Four Knights' Variation
A291. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. g3 English Opening, Reversed Sicilian, Four Knights' Variation
A31. c4 c5 Symmetrical English
A301. c4 c5 Symmetrical English
A311. c4 c5 2. Nf3 Nf6 3. d4 Symmetrical English, Anti-Benoni
A321. c4 c5 2. Nf3 Nf6 3. d4 cd4 4. Nd4 e6 Symmetrical English, Anti-Benoni
A331. c4 c5 2. Nf3 Nf6 3. d4 cd4 4. Nd4 e6 5. Nc3 Nc6 Symmetrical English, Anti-Benoni
A341. c4 c5 2. Nc3 Symmetrical English
A351. c4 c5 2. Nc3 Nc6 Symmetrical English, Closed systems
A361. c4 c5 2. Nc3 Nc6 3. g3 Symmetrical English, Closed systems
A371. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Symmetrical English, Closed systems
A381. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 Symmetrical English, Closed systems
A391. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 English Opening, Maroczy Bind
A41. d4 Queen Pawn games
A401. d4 Queen Pawn games
A411. d4 d6 Queen Pawn games, systems with 1...d6
A421. d4 d6 2. c4 g6 3. Nc3 Bg7 4. e4 Modern Defence, Averbakh Variation
A431. d4 c5 Benoni
A441. d4 c5 2. d5 e5 Old Benoni (...g6) or Czech Benoni (...Be7)
A451. d4 Nf6 Indian systems
A461. d4 Nf6 2. Nf3 Indian systems with 2. Nf3
A471. d4 Nf6 2. Nf3 b6 Indian systems with 2. Nf3
A481. d4 Nf6 2. Nf3 g6 Indian systems with 2. Nf3
A491. d4 Nf6 2. Nf3 g6 3. g3 Indian systems with 2. Nf3
A51. d4 Nf6 2. c4 Indian systems
A501. d4 Nf6 2. c4 Indian systems with 2. c4
A511. d4 Nf6 2. c4 e5 Budapest Gambit
A521. d4 Nf6 2. c4 e5 3. de5 Ng4 Budapest Gambit, main line accepted
A531. d4 Nf6 2. c4 d6 Old Indian Defence
A541. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Old Indian Defence
A551. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Nbd7 5. e4 Old Indian Defence
A561. d4 Nf6 2. c4 c5 Benoni Defence
A571. d4 Nf6 2. c4 c5 3. d5 b5 Benko Gambit
A581. d4 Nf6 2. c4 c5 3. d5 b5 4. cb5 a6 5. ba6 Benko Gambit Accepted
A591. d4 Nf6 2. c4 c5 3. d5 b5 4. cb5 a6 5. ba6 Ba6 6. Nc3 d6 7. e4 Benko Gambit Accepted, Classical Variation
A61. d4 Nf6 2. c4 c5 3. d5 e6 Modern Benoni
A601. d4 Nf6 2. c4 c5 3. d5 e6 Modern Benoni
A611. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 ed5 5. cd5 d6 6. Nf3 g6 Modern Benoni
A621. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 ed5 5. cd5 d6 6. Nf3 g6 7. g3 Bg7 8. Bg2 O-O Modern Benoni, Fianchetto Variation
A631. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 ed5 5. cd5 d6 6. Nf3 g6 7. g3 Bg7 8. Bg2 O-O 8. Bg2 O-O 9. O-O Nbd7
Modern Benoni, Fianchetto Variation
A641. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 ed5 5. cd5 d6 6. Nf3 g6 7. g3 Bg7 8. Bg2 O-O 8. Bg2 O-O 9. O-O Nbd7 10. Nd2 a6 11. a4 Re8 Modern Benoni, Fianchetto Variation
A651. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 ed5 5. cd5 d6 6. e4 Modern Benoni, Main Variation
A661. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 ed5 5. cd5 d6 6. e4 g6 7. f4 Modern Benoni, Four Pawns (Mikenas) Attack
A671. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 ed5 5. cd5 d6 6. e4 g6 7. f4 Bg7 8. Bb5 Modern Benoni, Bishop Check Variation (Taimanov)
A681. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 ed5 5. cd5 d6 6. e4 g6 7. f4 Bg7 8. Nf3 O-O Modern Benoni, Four Pawns (Mikenas) Attack
A691. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 ed5 5. cd5 d6 6. e4 g6 7. f4 Bg7 8. Nf3 O-O 9. Be2 Re8 Modern Benoni, Four Pawns (Mikenas) Attack
A71. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 ed5 5. cd5 d6 6. e4 g6 7. Nf3 Modern Benoni, Classical variation
A701. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 ed5 5. cd5 d6 6. e4 g6 7. Nf3 Modern Benoni, Classical Variation
A711. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 ed5 5. cd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 Modern Benoni, Classical Variation
A721. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 ed5 5. cd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O Modern Benoni, Classical Variation
A731. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 ed5 5. cd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O Modern Benoni, Classical Variation
A741. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 ed5 5. cd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O a6 Modern Benoni, Classical Variation
A751. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 ed5 5. cd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O a6 10. a4 Bg4 Modern Benoni, Classical Variation
A761. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 ed5 5. cd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O Re8 Modern Benoni, Classical Variation
A771. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 ed5 5. cd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O Re8 10. Nd2 Modern Benoni, Classical Variation
A781. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 ed5 5. cd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O Re8 10. Nd2 Na6 Modern Benoni, Classical Variation
A791. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 ed5 5. cd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O Re8 10. Nd2 Na6 11. f3 Nc7 Modern Benoni, Classical Variation
A8
1. d4 f5 Dutch Defence
A801. d4 f5 Dutch Defence
A811. d4 f5 2. g3 Dutch Defence
A821. d4 f5 2. e4 Dutch Defence, Staunton Gambit
A831. d4 f5 2. e4 fe4 3. Nc3 Nf6 4. Bg5 Dutch Defence, Staunton Gambit
A841. d4 f5 2. c4 Dutch Defence
A851. d4 f5 2. c4 Nf6 3. Nc3 Dutch Defence
A861. d4 f5 2. c4 Nf6 3. g3 Dutch Defence
A871. d4 f5 2. c4 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Dutch Defence, Leningrad Variation
A881. d4 f5 2. c4 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nf3 O-O 6. O-O d6 7. Nc3 c6 Dutch Defence, Leningrad Variation
A89
1. d4 f5 2. c4 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nf3 O-O 6. O-O d6 7. Nc3 Nc6 Dutch Defence, Leningrad Variation
A91. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Dutch Defence, Classical variation
A901. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Dutch Defence, Classical Variation
A911. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 Dutch Defence, Classical Variation
A921. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O Dutch Defence, Classical Variation
A931. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d5 7. b3 Dutch Defence, Stonewall Variation
A941. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d5 7. b3 c6 8. Ba3 Dutch Defence, Stonewall Variation
A951. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d5 7. Nc3 c6 Dutch Defence, Stonewall Variation
A961. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 Dutch Defence, Iljin-Zhenevsky Variation
A971. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. Nc3 Qe8 Dutch Defence, Iljin-Zhenevsky Variation
A98
1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. Nc3 Qe8 8. Qc2 Dutch Defence, Iljin-Zhenevsky Variation
A991. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. Nc3 Qe8 8. b3 Dutch Defence, Iljin-Zhenevsky Variation
B- 1. e4 R' 1... c5, 1... e6, 1... e5 Most Semi-Open Defences
- 1. e4 c5
Sicilian Defence
B01. e4 King Pawn games
B001. e4 R + 1... Nc6 King Pawn games, inc. Nimzovitch defence
B011. e4 d5 Centre Counter Defence (Scandanavian)
B021. e4 Nf6 Alekhin's Defence
B031. e4 Nf6 2. e5 Nd5 3. d4 Alekhin's Defence
B041. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Alekhin's Defence, Classical Variation
B051. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 Alekhin's Defence, Classical Variation
B061. e4 g6 Modern Defence
B071. e4 d6 2. d4 Nf6 Pirc (Robatsch) Defence
B081. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Pirc Defence, Classical Variation
B091. e4 d6 2. d4 Nf63. Nc3 g6 4. f4 Pirc Defence, Austrian Attack
B11. e4 c6 Caro-Kann Defence
B101. e4 c6 Caro-Kann Defence
B111. e4 c6 2. Nf3 d5 3. Nc3 Bg4 Caro-Kann Defence, Two Knights' Variation
B121. e4 c6 2. d4 Caro-Kann Defence
B131. e4 c6 2. d4 d5 3. ed5 cd5 Caro-Kann Defence, Exchange Variation
B141. e4 c6 2. d4 d5 3. ed5 cd5 4. c4 Nf6 5. Nc3 Caro-Kann Defence, Panov-Botvinnik attack
B151. e4 c6 2. d4 d5 3. Nc3 Caro-Kann Defence
B161. e4 c6 2. d4 d5 3. Nc3 de4 4. Ne4 Nf6 5. Nf6 gf6 Caro-Kann Defence, Bronstein-Larsen variation
B171. e4 c6 2. d4 d5 3. Nc3 de4 4. Ne4 Nd7 Caro-Kann Defence, with 4...Nd7
B181. e4 c6 2. d4 d5 3. Nc3 de4 4. Ne4 Bf5 Caro-Kann Defence, classical variation
B191. e4 c6 2. d4 d5 3. Nc3 de4 4. Ne4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 Caro-Kann Defence, classical variation
B21. e4 c5 Sicilian Defence
B201. e4 c5 Sicilian Defence
B211. e4 c5: - 2. f4, -2. d4 Sicilian Defence, Grand Prix (Vincken) Attack and Morra Gambit
B221. e4 c5 2.c3 Sicilian Defence, Alapin Variation
B231. e4 c5 2. Nc3 Sicilian Defence, Closed Variation
B241. e4 c5 2. Nc3 Nc6 3. g3 Sicilian Defence, Closed Variation
B251. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 Sicilian Defence, Closed Variation
B261. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Sicilian Defence, Closed Variation
B271. e4 c5 2. Nf3 Sicilian Defence
B281. e4 c5 2. Nf3 a6 Sicilian Defence, O'Kelly Variation
B291. e4 c5 2. Nf3 Nf6 Sicilian Defence, Nimzovitch Variation
B31. e4 c5 2. Nf3 Nc6 Sicilian Defence with 2...Nc6
B301. e4 c5 2. Nf3 Nc6 Sicilian Defence with 2...Nc6
B311. e4 c5 2. Nf3 Nc6 3. Bb5 g6 Sicilian Defence, Rossolimo Variation
B321. e4 c5 2. Nf3 Nc6 3. d4 Sicilian Defence
B331. e4 c5 2. Nf3 Nc6 3. d4 cd4 4. Nd4 Sicilian Defence
B341. e4 c5 2. Nf3 Nc6 3. d4 cd4 4. Nd4 g6 Sicilian Defence, Accelerated Dragon Variation
B351. e4 c5 2. Nf3 Nc6 3. d4 cd4 4. Nd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Sicilian Defence, Accelerated Dragon Variation
B361. e4 c5 2. Nf3 Nc6 3. d4 cd4 4. Nd4 g6 5. c4 Sicilian Defence, Accelerated Dragon Variation, Maroczy Bind
B371. e4 c5 2. Nf3 Nc6 3. d4 cd4 4. Nd4 g6 5. c4 Bg7 Sicilian Defence, Accelerated Dragon Variation, Maroczy Bind
B381. e4 c5 2. Nf3 Nc6 3. d4 cd4 4. Nd4 g6 5. c4 Bg7 6. Be3 Sicilian Defence, Accelerated Dragon Variation, Maroczy Bind
B391. e4 c5 2. Nf3 Nc6 3. d4 cd4 4. Nd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 Sicilian Defence, Accelerated Dragon Variation, Maroczy Bind
B41. e4 c5 2. Nf3 e6 Sicilian Defence with 2...e6
B401. e4 c5 2. Nf3 e6 Sicilian Defence with 2...e6
B411. e4 c5 2. Nf3 e6 3. d4 cd4 4. Nd4 a6 Sicilian Defence, Kan Variation
B421. e4 c5 2. Nf3 e6 3. d4 cd4 4. Nd4 a6 5. Bd3 Sicilian Defence, Kan Variation
B431. e4 c5 2. Nf3 e6 3. d4 cd4 4. Nd4 a6 5. Nc3 Sicilian Defence, Kan Variation
B441. e4 c5 2. Nf3 e6 3. d4 cd4 4. Nd4 Nc6 Sicilian Defence, Paulsen/Taimanov Variation
B451. e4 c5 2. Nf3 e6 3. d4 cd4 4. Nd4 Nc6 5. Nc3 Sicilian Defence, Paulsen/Taimanov Variation
B461. e4 c5 2. Nf3 e6 3. d4 cd4 4. Nd4 Nc6 5. Nc3 a6 Sicilian Defence, Paulsen/Taimanov Variation
B471. e4 c5 2. Nf3 e6 3. d4 cd4 4. Nd4 Nc6 5. Nc3 Qc7 Sicilian Defence, Paulsen/Taimanov Variation
B481. e4 c5 2. Nf3 e6 3. d4 cd4 4. Nd4 Nc6 5. Nc3 Qc7 6. Be3 Sicilian Defence, Paulsen/Taimanov Variation
B491. e4 c5 2. Nf3 e6 3. d4 cd4 4. Nd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Be2 Sicilian Defence, Paulsen/Taimanov Variation
B51. e4 c5 2. Nf3 d6 Sicilian Defence with 2...d6
B501. e4 c5 2. Nf3 d6 Sicilian Defence with 2...d6
B511. e4 c5 2. Nf3 d6 3. Bb5 Sicilian Defence, Sicilian Check Variation
B521. e4 c5 2. Nf3 d6 3. Bb5 Bd7 Sicilian Defence, Sicilian Check Variation
B531. e4 c5 2. Nf3 d6 3. d4 cd4 4. Qd4 Sicilian Defence, Chekhover Variation
B541. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Sicilian Defence
B551. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. f3 e5 6. Bb5 Sicilian Defence
B561. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 Sicilian Defence
B571. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 Nc6 6. Bc4 Sicilian Defence, Sozin Variation
B581. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 Nc6 6. Be2 Sicilian Defence
B591. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 Nc6 6. Be2 e5 7. Nb3 Sicilian Defence, Boleslavsky Variation
B61. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 Nc6 6. Bg5 Sicilian Defence, Richter-Rauser Attack
B601. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 Nc6 6. Bg5 Sicilian Defence, Richter-Rauser Attack
B611. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 Nc6 6. Bg5 Bd7 7. Qd2 Sicilian Defence, Richter-Rauser Attack
B621. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 Sicilian Defence, Richter-Rauser Attack
B631. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Sicilian Defence, Richter-Rauser Attack
B641. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 Sicilian Defence, Richter-Rauser Attack
B651. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 Nd4 10. Qd4 Sicilian Defence, Richter-Rauser Attack
B661. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 Sicilian Defence, Richter-Rauser Attack
B671. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 Sicilian Defence, Richter-Rauser Attack
B68
1. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 Be7 Sicilian Defence, Richter-Rauser Attack
B691. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 Be7 10. Nf3 b5 11. Bf6 Sicilian Defence, Richter-Rauser Attack
B71. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 g6 Sicilian Defence, Dragon Variation
B701. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 g6 Sicilian Defence, Dragon Variation
B711. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 g6 6. f4 Sicilian Defence, Dragon Variation, Levenfish variation
B721. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 g6 6. Be3 Sicilian Defence, Dragon Variation
B731. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. O-O Sicilian Defence, Dragon Variation, Classical Variation
B741. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. O-O O-O 9. Nb3 Sicilian Defence, Dragon Variation, Classical Variation
B751. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Sicilian Defence, Dragon Variation, Yugoslav Attack
B761. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O
Sicilian Defence, Dragon Variation, Yugoslav Attack
B771. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 Sicilian Defence, Dragon Variation, Yugoslav Attack
B781. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 Bd7 10. O-O-O Sicilian Defence, Dragon Variation, Yugoslav Attack
B791. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 Bd7 10. O-O-O Qa5 11. Bb3 Rfc8 12. h4 Sicilian Defence, Dragon Variation, Yugoslav Attack
B81. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 e6 Sicilian Defence, Scheveningen Variation
B801. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 e6 Sicilian Defence, Scheveningen Variation
B811. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 e6 6. g4 Sicilian Defence, Scheveningen Variation, Keres Attack
B821. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 e6 6. f4 Sicilian Defence, Scheveningen Variation
B831. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 e6 6. Be2 Sicilian Defence, Scheveningen Variation, Classical System
B841. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 e6 6. Be2 a6 Sicilian Defence, Scheveningen Variation, Classical System
B851. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 e6 6. Be2 a6 7. O-O Qc7 8. f4 Nc6 Sicilian Defence, Scheveningen Variation, Classicial System
B861. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 e6 6. Bc4 Sicilian Defence, Scheveningen Variation
B871. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 e6 6. Bc4 a6 7. Bb3 b5 (Sicilian Defence, Najdorf Variation)
B881. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 e6 6. Bc4 Nc6 (Sicilian Defence, Najdorf Variation)
B891. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 e6 6. Bc4 Nc6 7. Be3 (Sicilian Defence, Najdorf Variation)
B91. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 a6 Sicilian Defence, Najforf Variation
B901. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 a6 Sicilian Defence, Najdorf Variation
B911. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 a6 6. g3 Sicilian Defence, Najdorf Variation
B921. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 a6 6. Be2 Sicilian Defence, Najdorf Variation
B931. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 a6 6. f4 Sicilian Defence, Najdorf Variation
B941. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 a6 6. Bg5 Sicilian Defence, Najdorf Variation
B951. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 a6 6. Bg5 e6 Sicilian Defence, Najdorf Variation
B961. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Sicilian Defence, Najdorf Variation
B971. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 Sicilian Defence, Najdorf Variation, Poisoned Pawn Variation
B981. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 Sicilian Defence, Najdorf Variation
B991. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. O-O-O Nbd7 Sicilian Defence, Najdorf Variation
C- 1. e4 e6 French defence
- 1. e4 e5
Double King Pawn games
C01. e4 e6 French Defence
C001. e4 e6 French Defence
C011. e4 e6 2. d4 d5 3. ed5 ed5 French Defence, Exchange Variation
C021. e4 e6 2. d4 d5 3. e5 French Defence, Advance Variation
C031. e4 e6 2. d4 d5 3. Nd2 French Defence, Tarrasch Variation
C041. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 Nf6 French Defence, Tarrasch Variation, Guimard system
C051. e4 e6 2. d4 d5 3. Nd2 Nf6 French Defence, Tarrasch Variation
C061. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cd4 8. cd4 French Defence, Tarrasch Variation
C071. e4 e6 2. d4 d5 3. Nd2 c5 French Defence, Tarrasch Variation
C081. e4 e6 2. d4 d5 3. Nd2 c5 4. ed5 ed5 French Defence, Tarrasch Variation
C091. e4 e6 2. d4 d5 3. Nd2 c5 4. ed5 ed5 5. Ngf3 Nc6 French Defence, Tarrasch Variation
C11. e4 e6 2. d4 d5 3. Nc3 French Defence with 3. Nc3
C101. e4 e6 2. d4 d5 3. Nc3 French Defence
C111. e4 e6 2. d4 d5 3. Nc3 Nf6 French Defence, Classical Variation
C121. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 French Defence, MacCutcheon Variation
C131. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 French Defence, Classical Variation
C141. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Be7 Qe7 French Defence, Classical Variation
C151. e4 e6 2. d4 d5 3. Nc3 Bb4 French Defence, Winawer Variation
C161. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 French Defence, Winawer Variation
C171. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 French Defence, Winawer Variation
C181. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bc3 6. bc3 French Defence, Winawer Variation
C191. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bc3 6. bc3 Ne7 French Defence, Winawer Variation
C21. e4 e5 Double King Pawn games
C201. e4 e5 Double King Pawn games
C211. e4 e5 2. d4 ed4 Centre Game & Danish Gambit
C221. e4 e5 2. d4 ed4 3. Qd4 Nc6 Centre Game
C231. e4 e5 2. Bc4 Bishop's Opening
C241. e4 e5 2. Bc4 Nf6 Bishop's Opening
C251. e4 e5 2. Nc3 Vienna Game
C261. e4 e5 2. Nc3 Nf6 Vienna Game
C271. e4 e5 2. Nc3 Nf6 3. Bc4 Ne4 Vienna Game, Frankenstein-Dracula Variation
C281. e4 e5 2. Nc3 Nf6 3. Bc4 Nc6 Vienna Game
C291. e4 e5 2. Nc3 Nf6 3. f4 d5 Vienna Gambit
C31. e4 e5 2. f4 King's Gambit
C301. e4 e5 2. f4 King's Gambit
C311. e4 e5 2. f4 d5 King's Gambit
C321. e4 e5 2. f4 d5 3. ed5 e4 4. d3 Nf6 King's Gambit, Falkbeer Counter-Gambit
C331. e4 e5 2. f4 ef4 King's Gambit Accepted
C341. e4 e5 2. f4 ef4 3. Nf3 King's Knight's Gambit
C351. e4 e5 2. f4 ef4 3. Nf3 Be7 King's Gambit, Cunningham Variation
C361. e4 e5 2. f4 ef4 3. Nf3 d5 King's Gambit, Modern Variation
C371. e4 e5 2. f4 ef4 3. Nf3 g5 King's Gambit
C381. e4 e5 2. f4 ef4 3. Nf3 g5 4. Bc4 Bg7 King's Gambit, Hanstein Variation
C391. e4 e5 2. f4 ef4 3. Nf3 g5 4. h4 King's Gambit, Kieseritsky Variation
C41. e4 e5 2. Nf3 Double King Pawn games with 2. Nf3
C401. e4 e5 2. Nf3 Double King Pawn games
C411. e4 e5 2. Nf3 d6 Philidor Defence
C421. e4 e5 2. Nf3 Nf6 Petroff Defence
C431. e4 e5 2. Nf3 Nf6 3. d4 Petroff Defence, Steinitz Variation
C441. e4 e5 2. Nf3 Nc6 Double King Pawn games
C451. e4 e5 2. Nf3 Nc6 3. d4 ed4 4. Nd4 Scotch Game
C461. e4 e5 2. Nf3 Nc6 3. Nc3 Three Knights' Game
C471. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Scotch Four Knights'
C481. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Four Knights' Game
C491. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 Four Knights' Game
C51. e4 e5 2. Nf3 Nc6 3. Bc4 Italian Game
C501. e4 e5 2. Nf3 Nc6 3. Bc4 Italian Game
C511. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Evans' Gambit
C521. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bb4 5. c3 Ba5 Evans' Gambit
C531. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Giuoco Piano
C541. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 ed4 6. cd4 Giuoco Piano
C551. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 Two Knights' Defence
C561. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 ed4 5. O-O Ne4 Two Knights' Defence
C571. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Two Knights' Defence
C581. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. ed5 Na5 Two Knights' Defence, main line gambit
C591. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. ed5 Na5 6. Bb5 c6 7. dc6 bc6 8. Be2 h6 Two Knights' Defence, main line gambit
C61. e4 e5 2. Nf3 Nc6 3. Bb5 Ruy Lopez (Spanish Game)
C601. e4 e5 2. Nf3 Nc6 3. Bb5 Ruy Lopez Opening (Spanish Game)
C611. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 Ruy Lopez, Bird's Defence
C621. e4 e5 2. Nf3 Nc6 3. Bb5 d6 Ruy Lopez, Steinitz Defence
C631. e4 e5 2. Nf3 Nc6 3. Bb5 f5 Ruy Lopez, Schliemann Gambit
C641. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 Ruy Lopez, Classical Defence
C651. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 Ruy Lopez, Berlin Defence
C661. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 Ruy Lopez, Berlin Defence
C671. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Ne4 Ruy Lopez, Berlin Defence
C681. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bc6 Ruy Lopez, Exchange Variation
C691. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bc6 dc6 5. O-O Ruy Lopez, Exchange Variation
C71. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Ruy Lopez (Spanish Game), Morphy Defence
C701. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Ruy Lopez, Morphy Defence
C711. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 Ruy Lopez, Modern Steinitz Variation
C721. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O Ruy Lopez, Modern Steinitz Variation
C731. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bc6 bc6 6. d4 Ruy Lopez, Modern Steinitz Variation
C741. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 Ruy Lopez, Modern Steinitz Variation
C751. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 Bd7 Ruy Lopez, Modern Steinitz Variation
C761. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 Bd7 6. d4 g6 Ruy Lopez, Modern Steinitz Variation
C771. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 Ruy Lopez, Morphy Defence
C781. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Ruy Lopez, Morphy Defence
C791. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 Ruy Lopez, Modern Steinitz Variation
C81. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 5. O-O: + 5...Ne4, 5... Be7 Ruy Lopez (Spanish Game), Open Morphy Defence (5...Ne4)
Ruy Lopez (Spanish Game), Closed Morphy Defence (5...Be7)
C801. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Ne4 Ruy Lopez, Open Morphy Variation
C811. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Ne4 6. d4 b5 7. Bb3 d5 8. de5 Be6 9. Qe2 Ruy Lopez, Open Morphy Variation
C82
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Ne4 6. d4 b5 7. Bb3 d5 8. de5 Be6 9. c3 Ruy Lopez, Open Morphy Variation
C831. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Ne4 6. d4 b5 7. Bb3 d5 8. de5 Be6 9. c3 Be7 Ruy Lopez, Open Morphy Variation
C841. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 Ruy Lopez, Closed Morphy Defence
C851. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bc6 dc6 Ruy Lopez, Delayed Exchange Variation
C861. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 Ruy Lopez, Worral Attack
C871. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 Ruy Lopez, Closed Morphy Defence
C881. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 Ruy Lopez, Closed Morphy Defence
C891. 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 Ruy Lopez, Marshall Gambit
C91. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 Ruy Lopez (Spanish Game), Closed Morphy Defence (5...Be7), Main line
C90
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 Ruy Lopez, Closed Morphy Defence
C911. 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 Ruy Lopez, Closed Morphy Defence
C921. 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 Ruy Lopez, Closed Morphy Defence
C931. 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 Ruy Lopez, Closed Morphy Defence
C941. 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 Ruy Lopez, Closed Morphy Defence, Breyer Variation
C951. 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 Ruy Lopez, Closed Morphy Defence, Breyer Variation
C961. 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 Ruy Lopez, Closed Morphy Defence, Tchigorin Variation
C971. 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 11. d4 Qc7 Ruy Lopez, Closed Morphy Defence, Tchigorin Variation
C981. 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 11. d4 Qc7 12. Nbd2 Nc6
Ruy Lopez, Closed Morphy Defence, Tchigorin Variation
C991. 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 11. d4 Qc7 12. Nbd2 cd4 13. cd4 Ruy Lopez, Closed Morphy Defence, Tchigorin Variation
D- 1. d4 d5 Double Queen Pawn games
- 1. d4 Nf6 2. c4 g6 + d7-d5
Grunfeld Defence
D01. d4 d5 Double Queen Pawn games
D001. d4 d5 Double Queen Pawn games
D011. d4 d5 2. Nc3 Nf6 3. Bg5 (Richter-)Veresov System
D021. d4 d5 2. Nf3 Double Queen Pawn games
D031. d4 d5 2. Nf3 Nf6 3. Bg5 Double Queen Pawn games
D041. d4 d5 2. Nf3 Nf6 3. e3 Colle System
D05
1. d4 d5 2. Nf3 Nf6 3. e3 e6 Colle System
D061. d4 d5 2. c4 Queen's Gambit
D071. d4 d5 2. c4 Nc6 Queen's Gambit, Tchigorin defence
D081. d4 d5 2. c4 e5 Queen's Gambit, Albin Counter-Gambit
D091. d4 d5 2. c4 e5 3. de5 d4 4. Nf3 Nc6 5. g3 Queen's Gambit, Albin Counter-Gambit
D11. d4 d5 2. c4 c6 Queen's Gambit Declined, Slav Defence
D101. d4 d5 2. c4 c6 Queen's Gambit Declined, Slav Defence
D111. d4 d5 2. c4 c6 3. Nf3 Queen's Gambit Declined, Slav Defence
D121. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 Queen's Gambit Declined, Slav Defence
D131. d4 d5 2. c4 c6 3. Nf3 Nf6 4. cd5 cd5 Queen's Gambit Declined, Slav Defence, Exchange Variation
D14
1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. cd5 cd5 5. Bf4 Bf5 Queen's Gambit Declined, Slav Defence, Exchange Variation
D151. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 Queen's Gambit Declined, Slav Defence
D161. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dc4 5. a4 Queen's Gambit Declined, Slav Defence, Dutch Variation
D171. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dc4 5. a4 Bf5 Queen's Gambit Declined, Slav Defence, Dutch Variation
D181. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dc4 5. a4 Bf5 6. e3 Queen's Gambit Declined, Slav Defence, Dutch Variation
D191. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dc4 5. a4 Bf5 6. e3 e6 7. Bc4 Bb4 8. O-O O-O 9. Qe2 Queen's Gambit Declined, Slav Defence, Dutch Variation
D21. d4 d5 2. c4 dc4 Queen's Gambit Accepted
D201. d4 d5 2. c4 dc4 Queen's Gambit Accepted
D211. d4 d5 2. c4 dc4 3. Nf3 Queen's Gambit Accepted
D221. d4 d5 2. c4 dc4 3. Nf3 a6 4. e3 Queen's Gambit Accepted, Alekhin Variation
D23
1. d4 d5 2. c4 dc4 3. Nf3 Nf6 Queen's Gambit Accepted
D241. d4 d5 2. c4 dc4 3. Nf3 Nf6 4. Nc3 Queen's Gambit Accepted
D251. d4 d5 2. c4 dc4 3. Nf3 Nf6 4. e3 Queen's Gambit Accepted
D261. d4 d5 2. c4 dc4 3. Nf3 Nf6 4. e3 e6 Queen's Gambit Accepted
D271. d4 d5 2. c4 dc4 3. Nf3 Nf6 4. e3 e6 5. Bc4 c5 6. O-O a6 Queen's Gambit Accepted
D281. d4 d5 2. c4 dc4 3. Nf3 Nf6 4. e3 e6 5. Bc4 c5 6. O-O a6 7. Qe2 Queen's Gambit Accepted
D291. d4 d5 2. c4 dc4 3. Nf3 Nf6 4. e3 e6 5. Bc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 Queen's Gambit Accepted
D31. d4 d5 2. c4 e6 Queen's Gambit Declined, Orthodox Defence
D301. d4 d5 2. c4 e6 Queen's Gambit Declined, Orthodox Defence
D311. d4 d5 2. c4 e6 3. Nc3 Queen's Gambit Declined, Orthodox Defence
D32
1. d4 d5 2. c4 e6 3. Nc3 c5 Queen's Gambit Declined, Tarrasch Defence
D331. d4 d5 2. c4 e6 3. Nc3 c5 4. cd5 ed5 5. Nf3 Nc6 6. g3 Queen's Gambit Declined, Tarrasch Defence, Schlechter-Rubinstein system
D341. d4 d5 2. c4 e6 3. Nc3 c5 4. cd5 ed5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 Queen's Gambit Declined, Tarrasch Defence, Schlechter-Rubinstein system
D351. d4 d5 2. c4 e6 3. Nc3 Nf6 Queen's Gambit Declined, Orthodox Defence
D361. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cd5 ed5 5. Bg5 c6 6. Qc2 Queen's Gambit Declined, Exchange Variation
D371. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Queen's Gambit Declined, Orthodox Defence
D381. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Bb4 Queen's Gambit Declined, Ragozin Variation
D391. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Bb4 5. Bg5 dc4 Queen's Gambit Declined, Vienna Variation
D41. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Queen's Gambit Declined, Orthodox Defence with 4. Nf3
D401. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 Queen's Gambit Declined, Semi-Tarrasch (Improved Tarrasch) Defence
D411. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. cd5 Queen's Gambit Declined, Semi-Tarrasch (Improved Tarrasch) Defence
D421. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. cd5 Nd5 6. e3 Nc6 7. Bd3 Queen's Gambit Declined, Semi-Tarrasch (Improved Tarrasch) Defence
D431. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 Queen's Gambit Declined, Semi-Slav Defence
D441. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. Bg5 dc4 Queen's Gambit Declined, Semi-Slav Defence, Anti-Meran System
D451. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Queen's Gambit Declined, Semi-Slav Defence
D461. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Nbd7 6. Bd3 Queen's Gambit Declined, Semi-Slav Defence
D471. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Nbd7 6. Bd3 dc4 7. Bc4 Queen's Gambit Declined, Semi-Slav Defence, Meran Variation
D481. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Nbd7 6. Bd3 dc4 7. Bc4 b5 8. Bd3 a6 Queen's Gambit Declined, Semi-Slav Defence, Meran Variation
D491. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Nbd7 6. Bd3 dc4 7. Bc4 b5 8. Bd3 a6 9. e4 c5 10. e5 cd4 11. Nb5 Queen's Gambit Declined, Semi-Slav Defence, Meran Variation
D51. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5
Queen's Gambit Declined, Orthodox Defence with 4. Bg5
D501. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Queen's Gambit Declined, Orthodox Defence
D511. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 Queen's Gambit Declined, Orthodox Defence
D521. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Queen's Gambit Declined, Orthodox Defence
D531. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 Queen's Gambit Declined, Orthodox Defence
D541. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Rc1 Queen's Gambit Declined, Orthodox Defence
D551. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Queen's Gambit Declined, Orthodox Defence
D561. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bh4 Queen's Gambit Declined, Orthodox Defence
D571. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bh4 Ne4 8. Be7 Qe7 9. cd5 Nc3 10. bc3 Queen's Gambit Declined, Orthodox Defence, Lasker System
D581. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bh4 b6 Queen's Gambit Declined, Orthodox Defence, Tartakower Variation
D59
1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bh4 b6 8. cd5 Nd5
D61. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 Queen's Gambit Declined, Orthodox Defence with 4. Bg5, main line
D601. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 Queen's Gambit Declined, Orthodox Defence
D611. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Qc2 Queen's Gambit Declined, Orthodox Defence, Rubinstein Variation
D621. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Qc2 c5 8. dc5 Queen's Gambit Declined, Orthodox Defence, Rubinstein Variation
D631. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 Queen's Gambit Declined, Orthodox Defence
D641. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Qc2 Queen's Gambit Declined, Orthodox Defence, Tempo-Struggle Variation
D651. 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. cd5 Queen's Gambit Declined, Orthodox Defence, Tempo-Struggle Variation
D661. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 Queen's Gambit Declined, Orthodox Defence, Main Variation
D671. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 dc4 9. Bc4 Nd5
Queen's Gambit Declined, Orthodox Defence, Capablanca System
D681. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 dc4 9. Bc4 Nd5 10. Be7 Qe7 11. O-O Nc3 12. Rc3 e5 Queen's Gambit Declined, Orthodox Defence, Capablanca System
D691. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 dc4 9. Bc4 Nd5 10. Be7 Qe7 11. O-O Nc3 12. Rc3 e5 13. de5 Ne5 14. Ne5 Qe5 Queen's Gambit Declined, Orthodox Defence, Capablanca System
D71. d4 Nf6 2. c4 g6 R' d7-d5 mostly King's Indian Defence
D701. d4 Nf6 2. c4 g6 King's Indian Defence
D711. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 Bg7 5. cd5 Nd5 Grunfeld Defence, Fianchetto Variation
D721. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 Bg7 5. cd5 Nd5 6. e4 Nb6 7. Ne2 Grunfeld Defence, Fianchetto Variation
D731. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 Bg7 5. Nf3 O-O Grunfeld Defence, Fianchetto Variation
D741. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 Bg7 5. Nf3 O-O 6. cd5 Nd5 7. O-O Grunfeld Defence, Fianchetto Variation
D751. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 Bg7 5. Nf3 O-O 6. cd5 Nd5 7. O-O c5 Grunfeld Defence, Fianchetto Variation
D761. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 Bg7 5. Nf3 O-O 6. cd5 Nd5 7. O-O Nb6 Grunfeld Defence, Fianchetto Variation
D771. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 Bg7 5. Nf3 O-O 6. O-O Grunfeld Defence, Fianchetto Variation
D781. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 Bg7 5. Nf3 O-O 6. O-O c6 Grunfeld Defence, Fianchetto Variation, Schlechter System
D791. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 Bg7 5. Nf3 O-O 6. O-O c6 7. cd5 cd5 Grunfeld Defence, Fianchetto Variation
D81. d4 Nf6 2. c4 g6 3. Nc3 d5 Grunfeld Defence
D801. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Grunfeld Defence, Taimanov Variation
D811. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Qb3 Grunfeld Defence, system with 4. Bf4
D821. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Grunfeld Defence, system with 4. Bf4
D831. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 O-O Grunfeld Defence, system with 4. Bf4
D841. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 O-O 6. cd5 Nd5 7. Nd5 Qd5 8. Bc7 Grunfeld Defence, system with 4. Bf4
D851. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cd5 Nd5 Grunfeld Defence, Exchange Variation
D861. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cd5 Nd5 5. e4 Nc3 6. bc3 Bg7 7. Bc4 Grunfeld Defence, Exchange Variation
D871. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cd5 Nd5 5. e4 Nc3 6. bc3 Bg7 7. Bc4 O-O 8. Ne2 c5 Grunfeld Defence, Exchange Variation
D881. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cd5 Nd5 5. e4 Nc3 6. bc3 Bg7 7. Bc4 O-O 8. Ne2 c5 9. O-O Nc6 10. Be3 cd4 11. cd4 Grunfeld Defence, Exchange Variation
D891. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cd5 Nd5 5. e4 Nc3 6. bc3 Bg7 7. Bc4 O-O 8. Ne2 c5 9. O-O Nc6 10. Be3 cd4 11. cd4 Bg4 12. f3 Na5 13. Bd3 Grunfeld Defence, Exchange Variation
D91. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Grunfeld Defence
D901. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Grunfeld Defence
D911. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 Grunfeld Defence, system with 5. Bg5
D921. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bf4 Grunfeld Defence, system with 5. Bf4
D93
1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bf4 O-O 6. e3 Grunfeld Defence,
D941. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 Grunfeld Defence, Quiet (slow) system
D951. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3 Grunfeld Defence, Quiet (slow) system
D961. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 Grunfeld Defence, Russian system
D971. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dc4 6. Qc4 O-O 7. e4 Grunfeld Defence, Russian system
D981. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dc4 6. Qc4 O-O 7. e4 Bg4 Grunfeld Defence, Russian system
D991. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dc4 6. Qc4 O-O 7. e4 Bg4 8. Be3 Nfd7 9. Qb3 Grunfeld Defence, Russian system, Smyslov variation
E- 1. d4 Nf6 2. c4 e6 Indian systems with ...e6
- 1. d4 Nf6 2. c4 g6 ' d7-d5
Indian systems with ...g6 (except Grunfeld)
E01. d4 Nf6 2. c4 e6 3. g3 Neo-Catalan
E00
1. d4 Nf6 2. c4 e6 3. g3 Neo-Catalan
E011. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Catalan
E021. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dc4 5. Qa4 Catalan, Open Variation
E031. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dc4 5. Qa4 Nbd7 6. Qc4 Catalan, Open Variation
E041. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dc4 5. Nf3 Catalan, Open Variation
E051. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dc4 5. Nf3 Be7 Catalan, Open Variation
E061. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 Catalan, Closed Variation
E071. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O Nbd7 Catalan, Closed Variation
E081. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O Nbd7 7. Qc2 Catalan, Closed Variation
E091. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O Nbd7 7. Qc2 c6 8. Nbd2 Catalan, Closed Variation
E1
1. d4 Nf6 2. c4 e6 3. Nf3 Indian Defences with 3. Nf3
E101. d4 Nf6 2. c4 e6 3. Nf3 Indian system with 2...e6
E111. d4 Nf6 2. c4 e6 3. Nf3 Bb4 Bogo-Indian Defence
E121. d4 Nf6 2. c4 e6 3. Nf3 b6 Queen's Indian Defence
E131. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 h6 6. Bh4 Bb4 Queen's Indian Defence
E141. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Queen's Indian Defence, Closed Variation
E151. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Queen's Indian Defence, Classical Variation
E161. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4 Queen's Indian Defence, Classical Variation
E171. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 Queen's Indian Defence, Classical Variation
E181. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Queen's Indian Defence, Classical Variation
E19
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 Nc3 9. Qc3 Queen's Indian Defence, Classical Variation
E21. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian Defence
E201. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian Defence
E211. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Nimzo-Indian Defence, Three Knights' System
E221. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 Nimzo-Indian Defence, Spielmann Variation
E231. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dc5 Nc6 Nimzo-Indian Defence, Spielmann Variation
E241. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bc3 5. bc3 Nimzo-Indian Defence, Samisch Variation
E251. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bc3 5. bc3 c5 6. f3 d5 7. cd5 Nimzo-Indian Defence, Open Samisch Variation
E261. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bc3 5. bc3 c5 6. e3 Nimzo-Indian Defence, Closed Samisch Variation
E271. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bc3 5. bc3 O-O Nimzo-Indian Defence, Samisch Variation
E28
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bc3 5. bc3 O-O 6. e3 Nimzo-Indian Defence, Closed Samisch Variation
E291. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bc3 5. bc3 O-O 6. e3 c5 7. Bd3 Nc6 Nimzo-Indian Defence, Closed Samisch Variation
E31. d4 Nf6 2. c4 e6 3. Nc3 Bb4: + 4. Bg5, 4. Qc2 Nimzo-Indian Defence, Leningrad Variation
Nimzo-Indian Defence, Classical Variation
E301. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 Nimzo-Indian Defence, Leningrad Variation
E311. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 c5 6. d5 d6 Nimzo-Indian Defence, Leningrad Variation
E321. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 Nimzo-Indian Defence, Classical Variation
E331. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 Nc6 Nimzo-Indian Defence, Classical Variation, Milner-Barry Variation
E341. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 Nimzo-Indian Defence, Classical Variation
E351. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cd5 ed5 Nimzo-Indian Defence, Classical Variation
E361. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Nimzo-Indian Defence, Classical Variation
E371. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bc3 6. Qc3 Ne4 7. Qc2 Nimzo-Indian Defence, Classical Variation
E381. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 Nimzo-Indian Defence, Classical Variation
E391. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dc5 O-O 6. Nf3 Nimzo-Indian Defence, Classical Variation
E41. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nimzo-Indian Defence, Rubinstein Variation
E401. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nimzo-Indian Defence, Rubinstein Variation
E411. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 Nimzo-Indian Defence, Rubinstein Variation, Hubner System
E421. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Ne2 Nimzo-Indian Defence, Rubinstein Variation, Rubinstein System
E431. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 Nimzo-Indian Defence, Rubinstein Variation, Fischer Variation
E441. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Ne2 Nimzo-Indian Defence, Rubinstein Variation, Fischer Variation
E451. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Ne2 Ba6 Nimzo-Indian Defence, Rubinstein Variation, Fischer Variation
E461. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O Nimzo-Indian Defence, Rubinstein Variation, (main line)
E471. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 Nimzo-Indian Defence, Rubinstein Variation, (main line)
E481. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 Nimzo-Indian Defence, Rubinstein Variation (main line)
E491. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Bc3 7. bc3 Nimzo-Indian Defence, Rubinstein Variation (Closed Samisch Variation)
E51. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 Nimzo-Indian Defence, Rubinstein Variation with 4...O-O
E501. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 Nimzo-Indian Defence, Rubinstein Variation
E511. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 Nimzo-Indian Defence, Rubinstein Variation
E521. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. Bd3 b6 Nimzo-Indian Defence, Rubinstein Variation, Tal Variation
E531. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. Bd3 c5 Nimzo-Indian Defence, Rubinstein Variation
E541. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. Bd3 c5 7. O-O dc4 8. Bc4
Nimzo-Indian Defence, Rubinstein Variation, Bronstein (Bd7) and Smyslov (Qe7) Variations
E551. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. Bd3 c5 7. O-O dc4 8. Bc4 Nbd7 Nimzo-Indian Defence, Rubinstein Variation, Parma Variation
E561. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. Bd3 c5 7. O-O Nc6 Nimzo-Indian Defence, Rubinstein Variation (main line)
E571. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. Bd3 c5 7. O-O Nc6 8. a3 dc4 9. Bc4 cd4 Nimzo-Indian Defence, Rubinstein Variation (main line)
E581. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. Bd3 c5 7. O-O Nc6 8. a3 Bc3 9. bc3 Nimzo-Indian Defence, Rubinstein Variation (main line)
E591. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. Bd3 c5 7. O-O Nc6 8. a3 Bc3 9. bc3 dc4 10. Bc4 Nimzo-Indian Defence, Rubinstein Variation (main line)
E61. d4 Nf6 2. c4 g6 R' d7-d5 King's Indian Defence
E601. d4 Nf6 2. c4 g6 King's Indian Defence
E611. d4 Nf6 2. c4 g6 3. Nc3 King's Indian Defence
E621. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3
King's Indian Defence, Fianchetto Variation
E631. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3 O-O 6. Bg2 Nc6 7. O-O a6 King's Indian Defence, Fianchetto Variation, Panno system
E641. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3 O-O 6. Bg2 c5 King's Indian Defence, Fianchetto Variation, Leningrad variation
E651. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3 O-O 6. Bg2 c5 7. O-O King's Indian Defence, Fianchetto Variation, Leningrad variation
E661. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3 O-O 6. Bg2 c5 7. O-O Nc6 8. d5 King's Indian Defence, Fianchetto Variation, Leningrad variation
E671. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3 O-O 6. Bg2 Nbd7 King's Indian Defence, Fianchetto Variation, classical system
E681. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3 O-O 6. Bg2 Nbd7 7. O-O e5 8. e4 King's Indian Defence, Fianchetto Variation, classical system
E691. 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 King's Indian Defence, Fianchetto Variation, classical system
E71. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 King's Indian Defence
E701. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 King's Indian Defence
E711. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 King's Indian Defence, system with 5.h3
E721. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. g3 King's Indian Defence, Fianchetto Variation
E731. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 King's Indian Defence
E741. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 c5 King's Indian Defence, Averbakh Variation
E751. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 c5 7. d5 e6 King's Indian Defence, Averbakh Variation
E761. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 King's Indian Defence, Four Pawns' Attack
E771. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Be2 King's Indian Defence, Four Pawns' Attack
E781. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Be2 c5 7. Nf3 King's Indian Defence, Four Pawns' Attack
E791. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Be2 c5 7. Nf3 cd4 8. Nd4 Nc6 9. Be3 King's Indian Defence, Four Pawns' Attack
E81. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 King's Indian Defence, Samisch Variation
E801. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 King's Indian Defence, Samisch Variation
E811. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O King's Indian Defence, Samisch Variation
E821. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 b6 King's Indian Defence, Samisch Variation, Byrne System
E831. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nc6 King's Indian Defence, Samisch Variation
E841. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nc6 7. Nge2 a6 8. Qd2 Rb8 King's Indian Defence, Samisch Variation
E851. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 King's Indian Defence, Samisch Variation
E861. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. Nge2 c6 King's Indian Defence, Samisch Variation
E871. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. d5 King's Indian Defence, Samisch Variation
E881. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. d5 c6 King's Indian Defence, Samisch Variation
E891. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. d5 c6 8. Nge2 cd5
King's Indian Defence, Samisch Variation
E91. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 King's Indian Defence, Classical Variation
E901. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 King's Indian Defence, Classical Variation
E911. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 King's Indian Defence, Classical Variation
E921. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 King's Indian Defence, Classical Variation
E931. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. d5 Nbd7 King's Indian Defence, Classical Variation, Petrosian System
E941. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O King's Indian Defence, Classical Variation, Old system
E951. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nbd7 8. Re1 King's Indian Defence, Classical Variation, Old system
E961. 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 King's Indian Defence, Classical Variation, Old system
E971. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 King's Indian Defence, Classical Variation, Mar del Plata Variation
E981. 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 King's Indian Defence, Classical Variation, Mar del Plata Variation
E991. 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 King's Indian Defence, Classical Variation, Mar del Plata Variation