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ECO CODES
(Click on an opening description to see diagram)

B20 - B99

B20 Sicilian defence
1. e2e4 c7c5
B20 Sicilian: Gloria variation
1. e2e4 c7c5 2. c2c4 d7d6 3. b1c3 b8c6 4. g2g3 h7h5
B20 Sicilian: Steinitz variation
1. e2e4 c7c5 2. g2g3
B20 Sicilian: wing gambit
1. e2e4 c7c5 2. b2b4
B20 Sicilian: wing gambit, Santasiere variation
1. e2e4 c7c5 2. b2b4 c5b4 3. c2c4
B20 Sicilian: wing gambit, Marshall variation
1. e2e4 c7c5 2. b2b4 c5b4 3. a2a3
B20 Sicilian: wing gambit, Marienbad variation
1. e2e4 c7c5 2. b2b4 c5b4 3. a2a3 d7d5 4. e4d5 d8d5 5. c1b2
B20 Sicilian: wing gambit, Carlsbad variation
1. e2e4 c7c5 2. b2b4 c5b4 3. a2a3 b4a3
B20 Sicilian: Keres variation (2.Ne2)
1. e2e4 c7c5 2. g1e2
B21 Sicilian: Grand Prix attack
1. e2e4 c7c5 2. f2f4
B21 Sicilian: Smith-Morra gambit
1. e2e4 c7c5 2. d2d4
B21 Sicilian: Andreaschek gambit
1. e2e4 c7c5 2. d2d4 c5d4 3. g1f3 e7e5 4. c2c3
B21 Sicilian: Smith-Morra gambit
1. e2e4 c7c5 2. d2d4 c5d4 3. c2c3
B21 Sicilian: Smith-Morra gambit, Chicago defence
1. e2e4 c7c5 2. d2d4 c5d4 3. c2c3 d4c3 4. b1c3 b8c6 5. g1f3 d7d6
6. f1c4 e7e6 7. 0-0 a7a6 8. d1e2 b7b5 9. c4b3 a8a7
B22 Sicilian: Alapin's variation (2.c3)
1. e2e4 c7c5 2. c2c3
B22 Sicilian: 2.c3, Heidenfeld variation
1. e2e4 c7c5 2. c2c3 g8f6 3. e4e5 f6d5 4. g1f3 b8c6 5. b1a3
B23 Sicilian: closed
1. e2e4 c7c5 2. b1c3
B23 Sicilian: closed, Korchnoi variation
1. e2e4 c7c5 2. b1c3 e7e6 3. g2g3 d7d5
B23 Sicilian: closed, 2...Nc6
1. e2e4 c7c5 2. b1c3 b8c6
B23 Sicilian: chameleon variation
1. e2e4 c7c5 2. b1c3 b8c6 3. g1e2
B23 Sicilian: Grand Prix attack
1. e2e4 c7c5 2. b1c3 b8c6 3. f2f4
B23 Sicilian: Grand Prix attack, Schofman variation
1. e2e4 c7c5 2. b1c3 b8c6 3. f2f4 g7g6 4. g1f3 f8g7 5. f1c4 e7e6
6. f4f5
B24 Sicilian: closed
1. e2e4 c7c5 2. b1c3 b8c6 3. g2g3
B24 Sicilian: closed, Smyslov variation
1. e2e4 c7c5 2. b1c3 b8c6 3. g2g3 g7g6 4. f1g2 f8g7 5. d2d3 e7e6
6. c1e3 c6d4 7. c3e2
B25 Sicilian: closed
1. e2e4 c7c5 2. b1c3 b8c6 3. g2g3 g7g6 4. f1g2 f8g7 5. d2d3 d7d6
B25 Sicilian: closed, 6.Ne2 e5 (Botvinnik)
1. e2e4 c7c5 2. b1c3 b8c6 3. g2g3 g7g6 4. f1g2 f8g7 5. d2d3 d7d6
6. g1e2 e7e5
B25 Sicilian: closed, 6.f4
1. e2e4 c7c5 2. b1c3 b8c6 3. g2g3 g7g6 4. f1g2 f8g7 5. d2d3 d7d6
6. f2f4
B25 Sicilian: closed, 6.f4 e5 (Botvinnik)
1. e2e4 c7c5 2. b1c3 b8c6 3. g2g3 g7g6 4. f1g2 f8g7 5. d2d3 d7d6
6. f2f4 e7e5
B26 Sicilian: closed, 6.Be3
1. e2e4 c7c5 2. b1c3 b8c6 3. g2g3 g7g6 4. f1g2 f8g7 5. d2d3 d7d6
6. c1e3
B27 Sicilian defence
1. e2e4 c7c5 2. g1f3
B27 Sicilian: Stiletto (Althouse) variation
1. e2e4 c7c5 2. g1f3 d8a5
B27 Sicilian: Quinteros variation
1. e2e4 c7c5 2. g1f3 d8c7
B27 Sicilian: Katalimov variation
1. e2e4 c7c5 2. g1f3 b7b6
B27 Sicilian: Hungarian variation
1. e2e4 c7c5 2. g1f3 g7g6
B27 Sicilian: Acton extension
1. e2e4 c7c5 2. g1f3 g7g6 3. c2c4 f8h6
B28 Sicilian: O'Kelly variation
1. e2e4 c7c5 2. g1f3 a7a6
B29 Sicilian: Nimzovich-Rubinstein variation
1. e2e4 c7c5 2. g1f3 g8f6
B29 Sicilian: Nimzovich-Rubinstein; Rubinstein counter-gambit
1. e2e4 c7c5 2. g1f3 g8f6 3. e4e5 f6d5 4. b1c3 e7e6 5. c3d5 e6d5
6. d2d4 b8c6
B30 Sicilian defence
1. e2e4 c7c5 2. g1f3 b8c6
B30 Sicilian: Nimzovich-Rossolimo attack (without ...d6)
1. e2e4 c7c5 2. g1f3 b8c6 3. f1b5
B31 Sicilian: Nimzovich-Rossolimo attack (with ...g6, without ...d6)
1. e2e4 c7c5 2. g1f3 b8c6 3. f1b5 g7g6
B31 Sicilian: Nimzovich-Rossolimo attack, Gurgenidze variation
1. e2e4 c7c5 2. g1f3 b8c6 3. f1b5 g7g6 4. 0-0 f8g7 5. f1e1 e7e5
6. b2b4
B32 Sicilian defence
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4
B32 Sicilian: Flohr variation
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 d8c7
B32 Sicilian: Nimzovich variation
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 d7d5
B32 Sicilian: Labourdonnais-Loewenthal variation
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 e7e5
B32 Sicilian: Labourdonnais-Loewenthal (Kalashnikov) variation
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 e7e5 5. d4b5 d7d6
B33 Sicilian defence
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 g8f6
B33 Sicilian: Pelikan (Lasker/Sveshnikov) variation
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e5
B33 Sicilian: Pelikan, Bird variation
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e5
6. d4b5 d7d6 7. c1g5 a7a6 8. b5a3 c8e6
B33 Sicilian: Pelikan, Chelyabinsk variation
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e5
6. d4b5 d7d6 7. c1g5 a7a6 8. b5a3 b7b5
B33 Sicilian: Sveshnikov variation
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e5
6. d4b5 d7d6 7. c1g5 a7a6 8. b5a3 b7b5 9. g5f6 g7f6 10. c3d5 f6f5
B34 Sicilian: accelerated fianchetto, exchange variation
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 g7g6 5. d4c6
B34 Sicilian: accelerated fianchetto, modern variation
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 g7g6 5. b1c3
B35 Sicilian: accelerated fianchetto, modern variation with Bc4
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 g7g6 5. b1c3 f8g7
6. c1e3 g8f6 7. f1c4
B36 Sicilian: accelerated fianchetto, Maroczy bind
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 g7g6 5. c2c4
B36 Sicilian: accelerated fianchetto, Gurgenidze variation
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 g7g6 5. c2c4 g8f6
6. b1c3 c6d4 7. d1d4 d7d6
B37 Sicilian: accelerated fianchetto, Maroczy bind, 5...Bg7
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 g7g6 5. c2c4 f8g7
B37 Sicilian: accelerated fianchetto, Simagin variation
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 g7g6 5. c2c4 f8g7
6. d4c2 d7d6 7. f1e2 g8h6
B38 Sicilian: accelerated fianchetto, Maroczy bind, 6.Be3
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 g7g6 5. c2c4 f8g7
6. c1e3
B39 Sicilian: accelerated fianchetto, Breyer variation
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 g7g6 5. c2c4 f8g7
6. c1e3 g8f6 7. b1c3 f6g4
B40 Sicilian defence
1. e2e4 c7c5 2. g1f3 e7e6
B40 Sicilian: Marshall variation
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 d7d5
B40 Sicilian defence
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4
B40 Sicilian: Anderssen variation
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 g8f6
B40 Sicilian: Pin variation (Sicilian counter-attack)
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 f8b4
B40 Sicilian: Pin, Jaffe variation
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 f8b4
6. f1d3 e6e5
B40 Sicilian: Pin, Koch variation
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 f8b4
6. e4e5
B41 Sicilian: Kan variation
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 a7a6
B41 Sicilian: Kan, Maroczy bind (Reti variation)
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 a7a6 5. c2c4
B41 Sicilian: Kan, Maroczy bind - Bronstein variation
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 a7a6 5. c2c4 g8f6
6. b1c3 f8b4 7. f1d3 b8c6 8. d3c2
B42 Sicilian: Kan, 5.Bd3
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 a7a6 5. f1d3
B42 Sicilian: Kan, Gipslis variation
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 a7a6 5. f1d3 g8f6
6. 0-0 d7d6 7. c2c4 g7g6
B42 Sicilian: Kan, Polugaievsky variation
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 a7a6 5. f1d3 f8c5
B42 Sicilian: Kan, Swiss cheese variation
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 a7a6 5. f1d3 g7g6
B43 Sicilian: Kan, 5.Nc3
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 a7a6 5. b1c3
B44 Sicilian defence
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 b8c6
B44 Sicilian, Szen (`anti-Taimanov') variation
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 b8c6 5. d4b5
B44 Sicilian, Szen, hedgehog variation
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 b8c6 5. d4b5 d7d6
6. c2c4 g8f6 7. b1c3 a7a6 8. b5a3 f8e7 9. f1e2 0-0 10. 0-0 b7b6
B44 Sicilian, Szen variation, Dely-Kasparov gambit
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 b8c6 5. d4b5 d7d6
6. c2c4 g8f6 7. b1c3 a7a6 8. b5a3 d6d5
B45 Sicilian: Taimanov variation
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 b8c6 5. b1c3
B45 Sicilian: Taimanov, American attack
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 b8c6 5. b1c3 g8f6
6. d4b5 f8b4 7. b5d6
B46 Sicilian: Taimanov variation
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 b8c6 5. b1c3 a7a6
B47 Sicilian: Taimanov (Bastrikov) variation
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 b8c6 5. b1c3 d8c7
B48 Sicilian: Taimanov variation
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 b8c6 5. b1c3 d8c7
6. c1e3
B49 Sicilian: Taimanov variation
1. e2e4 c7c5 2. g1f3 e7e6 3. d2d4 c5d4 4. f3d4 b8c6 5. b1c3 d8c7
6. c1e3 a7a6 7. f1e2
B50 Sicilian
1. e2e4 c7c5 2. g1f3 d7d6
B50 Sicilian: wing gambit deferred
1. e2e4 c7c5 2. g1f3 d7d6 3. b2b4
B51 Sicilian: Canal-Sokolsky (Nimzovich-Rossolimo, Moscow) attack
1. e2e4 c7c5 2. g1f3 d7d6 3. f1b5
B52 Sicilian: Canal-Sokolsky attack, 3...Bd7
1. e2e4 c7c5 2. g1f3 d7d6 3. f1b5 c8d7
B52 Sicilian: Canal-Sokolsky attack, Bronstein gambit
1. e2e4 c7c5 2. g1f3 d7d6 3. f1b5 c8d7 4. b5d7 d8d7 5. 0-0 b8c6
6. c2c3 g8f6 7. d2d4
B52 Sicilian: Canal-Sokolsky attack, Sokolsky variation
1. e2e4 c7c5 2. g1f3 d7d6 3. f1b5 c8d7 4. b5d7 d8d7 5. c2c4
B53 Sicilian, Chekhover variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. d1d4
B53 Sicilian: Chekhover, Zaitsev variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. d1d4 b8c6 5. f1b5 d8d7
B54 Sicilian
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4
B54 Sicilian: Prins (Moscow) variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. f2f3
B55 Sicilian: Prins variation, Venice attack
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. f2f3 e7e5
6. f1b5
B56 Sicilian
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3
B56 Sicilian: Venice attack
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e5
6. f1b5
B56 Sicilian
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
B57 Sicilian: Sozin, not Scheveningen
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. f1c4
B57 Sicilian: Magnus Smith trap
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. f1c4 g7g6 7. d4c6 b7c6 8. e4e5
B57 Sicilian: Sozin, Benko variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. f1c4 d8b6
B58 Sicilian: classical
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 d7d6
6. f1e2
B58 Sicilian: Boleslavsky variation
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 d7d6
6. f1e2 e7e5
B58 Sicilian: Boleslavsky, Louma variation
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 d7d6
6. f1e2 e7e5 7. d4c6
B59 Sicilian: Boleslavsky variation, 7.Nb3
1. e2e4 c7c5 2. g1f3 b8c6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 d7d6
6. f1e2 e7e5 7. d4b3
B60 Sicilian: Richter-Rauzer
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. c1g5
B60 Sicilian: Richter-Rauzer, Bondarevsky variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. c1g5 g7g6
B60 Sicilian: Richter-Rauzer, Larsen variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. c1g5 c8d7
B61 Sicilian: Richter-Rauzer, Larsen variation, 7.Qd2
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. c1g5 c8d7 7. d1d2
B62 Sicilian: Richter-Rauzer, 6...e6
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. c1g5 e7e6
B62 Sicilian: Richter-Rauzer, Podvebrady variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. c1g5 e7e6 7. d4b3
B62 Sicilian: Richter-Rauzer, Margate (Alekhine) variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. c1g5 e7e6 7. f1b5
B62 Sicilian: Richter-Rauzer, Richter attack
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. c1g5 e7e6 7. d4c6
B62 Sicilian: Richter-Rauzer, Keres variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. c1g5 e7e6 7. d1d3
B63 Sicilian: Richter-Rauzer, Rauzer attack
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. c1g5 e7e6 7. d1d2
B63 Sicilian: Richter-Rauzer, Rauzer attack, 7...Be7
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. c1g5 e7e6 7. d1d2 f8e7
B64 Sicilian: Richter-Rauzer, Rauzer attack, 7...Be7 defence, 9.f4
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. c1g5 e7e6 7. d1d2 f8e7 8. 0-0-0 0-0 9. f2f4
B64 Sicilian: Richter-Rauzer, Rauzer attack, Geller variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. c1g5 e7e6 7. d1d2 f8e7 8. 0-0-0 0-0 9. f2f4 e6e5
B65 Sicilian: Richter-Rauzer, Rauzer attack, 7...Be7 defence, 9...Nxd4
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. c1g5 e7e6 7. d1d2 f8e7 8. 0-0-0 0-0 9. f2f4 c6d4
B65 Sicilian: Richter-Rauzer, Rauzer attack, 7...Be7 defence, 9...Nxd4
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. c1g5 e7e6 7. d1d2 f8e7 8. 0-0-0 0-0 9. f2f4 c6d4 10. d2d4
B66 Sicilian: Richter-Rauzer, Rauzer attack, 7...a6
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. c1g5 e7e6 7. d1d2 a7a6
B67 Sicilian: Richter-Rauzer, Rauzer attack, 7...a6 defence, 8...Bd7
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. c1g5 e7e6 7. d1d2 a7a6 8. 0-0-0 c8d7
B68 Sicilian: Richter-Rauzer, Rauzer attack, 7...a6 defence, 9...Be7
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. c1g5 e7e6 7. d1d2 a7a6 8. 0-0-0 c8d7 9. f2f4 f8e7
B69 Sicilian: Richter-Rauzer, Rauzer attack, 7...a6 defence, 11.Bxf6
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 b8c6
6. c1g5 e7e6 7. d1d2 a7a6 8. 0-0-0 c8d7 9. f2f4 f8e7 10. d4f3 b7b5
11. g5f6
B70 Sicilian: dragon variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
B71 Sicilian: dragon, Levenfish variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. f2f4
B71 Sicilian: dragon, Levenfish; Flohr variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. f2f4 b8d7
B72 Sicilian: dragon, 6.Be3
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3
B72 Sicilian: dragon, classical attack
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f1e2
B72 Sicilian: dragon, classical, Amsterdam variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f1e2 b8c6 8. d1d2
B72 Sicilian: dragon, classical, Grigoriev variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f1e2 b8c6 8. d1d2 0-0 9. 0-0-0
B72 Sicilian: dragon, classical, Nottingham variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f1e2 b8c6 8. d4b3
B73 Sicilian: dragon, classical, 8.O-O
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f1e2 b8c6 8. 0-0
B73 Sicilian: dragon, classical, Zollner gambit
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f1e2 b8c6 8. 0-0 0-0 9. f2f4 d8b6 10. e4e5
B73 Sicilian: dragon, classical, Richter variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f1e2 b8c6 8. 0-0 0-0 9. d1d2
B74 Sicilian: dragon, classical, 9.Nb3
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f1e2 b8c6 8. 0-0 0-0 9. d4b3
B74 Sicilian: dragon, classical, Stockholm attack
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f1e2 b8c6 8. 0-0 0-0 9. d4b3 c8e6 10. f2f4 c6a5
11. f4f5 e6c4 12. b3a5 c4e2 13. d1e2 d8a5 14. g2g4
B74 Sicilian: dragon, classical, Spielmann variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f1e2 b8c6 8. 0-0 0-0 9. d4b3 c8e6 10. f2f4 c6a5
11. f4f5 e6c4 12. e2d3
B74 Sicilian: dragon, classical, Bernard defence
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f1e2 b8c6 8. 0-0 0-0 9. d4b3 c8e6 10. f2f4 c6a5
11. f4f5 e6c4 12. e2d3 c4d3 13. c2d3 d6d5
B74 Sicilian: dragon, classical, Reti-Tartakower variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f1e2 b8c6 8. 0-0 0-0 9. d4b3 c8e6 10. f2f4 d8c8
B74 Sicilian: dragon, classical, Alekhine variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f1e2 b8c6 8. 0-0 0-0 9. d4b3 a7a5
B75 Sicilian: dragon, Yugoslav attack
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f2f3
B76 Sicilian: dragon, Yugoslav attack, 7...O-O
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f2f3 0-0
B76 Sicilian: dragon, Yugoslav attack, Rauser variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f2f3 0-0 8. d1d2 b8c6 9. 0-0-0
B77 Sicilian: dragon, Yugoslav attack, 9.Bc4
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f2f3 0-0 8. d1d2 b8c6 9. f1c4
B77 Sicilian: dragon, Yugoslav attack, Byrne variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f2f3 0-0 8. d1d2 b8c6 9. f1c4 a7a5
B77 Sicilian: dragon, Yugoslav attack, 9...Bd7
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f2f3 0-0 8. d1d2 b8c6 9. f1c4 c8d7
B78 Sicilian: dragon, Yugoslav attack, 10.O-O-O
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f2f3 0-0 8. d1d2 b8c6 9. f1c4 c8d7 10. 0-0-0
B79 Sicilian: dragon, Yugoslav attack, 12.h4
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 g7g6
6. c1e3 f8g7 7. f2f3 0-0 8. d1d2 b8c6 9. f1c4 c8d7 10. 0-0-0 d8a5
11. c4b3 f8c8 12. h2h4
B80 Sicilian: Scheveningen variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
B80 Sicilian: Scheveningen, English variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. c1e3 a7a6 7. d1d2
B80 Sicilian: Scheveningen, Vitolins variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. f1b5
B80 Sicilian: Scheveningen, fianchetto variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. g2g3
B81 Sicilian: Scheveningen, Keres attack
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. g2g4
B82 Sicilian: Scheveningen, 6.f4
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. f2f4
B82 Sicilian: Scheveningen, Tal variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. f2f4 b8c6 7. c1e3 f8e7 8. d1f3
B83 Sicilian: Scheveningen, 6.Be2
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. f1e2
B83 Sicilian: modern Scheveningen
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. f1e2 b8c6
B83 Sicilian: modern Scheveningen, main line
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. f1e2 b8c6 7. 0-0 f8e7 8. c1e3 0-0 9. f2f4
B83 Sicilian: modern Scheveningen, main line with Nb3
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. f1e2 b8c6 7. 0-0 f8e7 8. c1e3 0-0 9. f2f4 c8d7 10. d4b3
B84 Sicilian: Scheveningen (Paulsen), classical variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. f1e2 a7a6
B84 Sicilian: Scheveningen, classical, Nd7 system
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. f1e2 a7a6 7. 0-0 b8d7
B84 Sicilian: Scheveningen (Paulsen), classical variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. f1e2 a7a6 7. 0-0 d8c7
B85 Sicilian: Scheveningen, classical variation with ...Qc7 and ...Nc6
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. f1e2 a7a6 7. 0-0 d8c7 8. f2f4 b8c6
B85 Sicilian: Scheveningen, classical, Maroczy system
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. f1e2 a7a6 7. 0-0 d8c7 8. f2f4 b8c6 9. g1h1 f8e7 10. a2a4
B85 Sicilian: Scheveningen, classical
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. f1e2 a7a6 7. 0-0 d8c7 8. f2f4 b8c6 9. c1e3
B85 Sicilian: Scheveningen, classical main line
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. f1e2 a7a6 7. 0-0 d8c7 8. f2f4 b8c6 9. c1e3 f8e7 10. d1e1 0-0
B86 Sicilian: Sozin attack
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. f1c4
B87 Sicilian: Sozin with ...a6 and ...b5
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. f1c4 a7a6 7. c4b3 b7b5
B88 Sicilian: Sozin, Leonhardt variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. f1c4 b8c6
B88 Sicilian: Sozin, Fischer variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. f1c4 b8c6 7. c4b3 f8e7 8. c1e3 0-0 9. f2f4
B89 Sicilian: Sozin, 7.Be3
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. f1c4 b8c6 7. c1e3
B89 Sicilian: Velimirovic attack
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 e7e6
6. f1c4 b8c6 7. c1e3 f8e7 8. d1e2
B90 Sicilian: Najdorf
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 a7a6
B90 Sicilian: Najdorf, Adams attack
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 a7a6
6. h2h3
B90 Sicilian: Najdorf, Lipnitzky attack
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 a7a6
6. f1c4
B90 Sicilian: Najdorf, Byrne (English) attack
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 a7a6
6. c1e3
B91 Sicilian: Najdorf, Zagreb (fianchetto) variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 a7a6
6. g2g3
B92 Sicilian: Najdorf, Opovcensky variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 a7a6
6. f1e2
B93 Sicilian: Najdorf, 6.f4
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 a7a6
6. f2f4
B94 Sicilian: Najdorf, 6.Bg5
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 a7a6
6. c1g5
B94 Sicilian: Najdorf, Ivkov variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 a7a6
6. c1g5 b8d7 7. f1c4 d8a5 8. d1d2 e7e6 9. 0-0-0 b7b5 10. c4b3 c8b7
11. h1e1 d7c5 12. e4e5
B95 Sicilian: Najdorf, 6...e6
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 a7a6
6. c1g5 e7e6
B96 Sicilian: Najdorf, 7.f4
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 a7a6
6. c1g5 e7e6 7. f2f4
B96 Sicilian: Najdorf, Polugayevsky variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 a7a6
6. c1g5 e7e6 7. f2f4 b7b5
B96 Sicilian: Najdorf, Polugayevsky, Simagin variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 a7a6
6. c1g5 e7e6 7. f2f4 b7b5 8. e4e5 d6e5 9. f4e5 d8c7 10. d1e2
B97 Sicilian: Najdorf, 7...Qb6
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 a7a6
6. c1g5 e7e6 7. f2f4 d8b6
B97 Sicilian: Najdorf, Poisoned pawn variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 a7a6
6. c1g5 e7e6 7. f2f4 d8b6 8. d1d2 b6b2 9. a1b1 b2a3
B98 Sicilian: Najdorf, 7...Be7
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 a7a6
6. c1g5 e7e6 7. f2f4 f8e7
B98 Sicilian: Najdorf, Browne variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 a7a6
6. c1g5 e7e6 7. f2f4 f8e7 8. d1f3 h7h6 9. g5h4 d8c7
B98 Sicilian: Najdorf, Goteborg (Argentine) variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 a7a6
6. c1g5 e7e6 7. f2f4 f8e7 8. d1f3 h7h6 9. g5h4 g7g5
B98 Sicilian: Najdorf variation
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 a7a6
6. c1g5 e7e6 7. f2f4 f8e7 8. d1f3 d8c7
B99 Sicilian: Najdorf, 7...Be7 main line
1. e2e4 c7c5 2. g1f3 d7d6 3. d2d4 c5d4 4. f3d4 g8f6 5. b1c3 a7a6
6. c1g5 e7e6 7. f2f4 f8e7 8. d1f3 d8c7 9. 0-0-0 b8d7




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