ECO CODES | ||
(Click on an opening description to see diagram) | ||
A20 - A29 | ||
A20 |
English opening 1. c2c4 e7e5 |
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A20 |
English, Nimzovich variation 1. c2c4 e7e5 2. g1f3 |
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A20 |
English, Nimzovich, Flohr variation 1. c2c4 e7e5 2. g1f3 e5e4 |
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A21 |
English opening 1. c2c4 e7e5 2. b1c3 |
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A21 |
English, Troeger defence 1. c2c4 e7e5 2. b1c3 d7d6 3. g2g3 c8e6 4. f1g2 b8c6 |
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A21 |
English, Keres variation 1. c2c4 e7e5 2. b1c3 d7d6 3. g2g3 c7c6 |
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A21 |
English opening 1. c2c4 e7e5 2. b1c3 d7d6 3. g1f3 |
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A21 |
English, Smyslov defence 1. c2c4 e7e5 2. b1c3 d7d6 3. g1f3 c8g4 |
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A21 |
English, Kramnik-Shirov counterattack 1. c2c4 e7e5 2. b1c3 f8b4 |
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A22 |
English opening 1. c2c4 e7e5 2. b1c3 g8f6 |
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A22 |
English: Bellon gambit 1. c2c4 e7e5 2. b1c3 g8f6 3. g1f3 e5e4 4. f3g5 b7b5 |
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A22 |
English: Carls' Bremen system 1. c2c4 e7e5 2. b1c3 g8f6 3. g2g3 |
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A22 |
English: Bremen, reverse dragon 1. c2c4 e7e5 2. b1c3 g8f6 3. g2g3 d7d5 |
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A22 |
English: Bremen, Smyslov system 1. c2c4 e7e5 2. b1c3 g8f6 3. g2g3 f8b4 |
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A23 |
English: Bremen system, Keres variation 1. c2c4 e7e5 2. b1c3 g8f6 3. g2g3 c7c6 |
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A24 |
English: Bremen system with ...g6 1. c2c4 e7e5 2. b1c3 g8f6 3. g2g3 g7g6 |
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A25 |
English: Sicilian reversed 1. c2c4 e7e5 2. b1c3 b8c6 |
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A25 |
English: closed system 1. c2c4 e7e5 2. b1c3 b8c6 3. g2g3 g7g6 4. f1g2 f8g7 |
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A25 |
English: closed, Taimanov variation 1. c2c4 e7e5 2. b1c3 b8c6 3. g2g3 g7g6 4. f1g2 f8g7 5. e2e3 d7d6 6. g1e2 g8h6 |
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A25 |
English: closed, Hort variation 1. c2c4 e7e5 2. b1c3 b8c6 3. g2g3 g7g6 4. f1g2 f8g7 5. e2e3 d7d6 6. g1e2 c8e6 |
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A25 |
English: closed, 5.Rb1 1. c2c4 e7e5 2. b1c3 b8c6 3. g2g3 g7g6 4. f1g2 f8g7 5. a1b1 |
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A25 |
English: closed, 5.Rb1 Taimanov variation 1. c2c4 e7e5 2. b1c3 b8c6 3. g2g3 g7g6 4. f1g2 f8g7 5. a1b1 g8h6 |
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A25 |
English: closed system (without ...d6) 1. c2c4 e7e5 2. b1c3 b8c6 3. g2g3 g7g6 4. f1g2 f8g7 5. d2d3 |
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A26 |
English: closed system 1. c2c4 e7e5 2. b1c3 b8c6 3. g2g3 g7g6 4. f1g2 f8g7 5. d2d3 d7d6 |
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A26 |
English: Botvinnik system 1. c2c4 e7e5 2. b1c3 b8c6 3. g2g3 g7g6 4. f1g2 f8g7 5. d2d3 d7d6 6. e2e4 |
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A27 |
English: three knights system 1. c2c4 e7e5 2. b1c3 b8c6 3. g1f3 |
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A28 |
English: four knights system 1. c2c4 e7e5 2. b1c3 b8c6 3. g1f3 g8f6 |
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A28 |
English: Nenarokov variation 1. c2c4 e7e5 2. b1c3 b8c6 3. g1f3 g8f6 4. d2d4 e5d4 5. f3d4 f8b4 6. c1g5 h7h6 7. g5h4 b4c3 8. b2c3 c6e5 |
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A28 |
English: Bradley Beach variation 1. c2c4 e7e5 2. b1c3 b8c6 3. g1f3 g8f6 4. d2d4 e5e4 |
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A28 |
English: four knights, Nimzovich variation 1. c2c4 e7e5 2. b1c3 b8c6 3. g1f3 g8f6 4. e2e4 |
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A28 |
English: four knights, Marini variation 1. c2c4 e7e5 2. b1c3 b8c6 3. g1f3 g8f6 4. a2a3 |
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A28 |
English: four knights, Capablanca variation 1. c2c4 e7e5 2. b1c3 b8c6 3. g1f3 g8f6 4. d2d3 |
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A28 |
English: four knights, 4.e3 1. c2c4 e7e5 2. b1c3 b8c6 3. g1f3 g8f6 4. e2e3 |
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A28 |
English: four knights, Stean variation 1. c2c4 e7e5 2. b1c3 b8c6 3. g1f3 g8f6 4. e2e3 f8b4 5. d1c2 0-0 6. c3d5 f8e8 7. c2f5 |
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A28 |
English: four knights, Romanishin variation 1. c2c4 e7e5 2. b1c3 b8c6 3. g1f3 g8f6 4. e2e3 f8b4 5. d1c2 b4c3 |
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A29 |
English: four knights, kingside fianchetto 1. c2c4 e7e5 2. b1c3 b8c6 3. g1f3 g8f6 4. g2g3 |
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