ECO Codes
The ECO Codes is a classification system for the chess openings moves. Below is a list of chess openings organized by the Encyclopaedia of Chess Openings (ECO) code. The openings are divided in five volumes labeled from "A" through "E".
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1. c4
- 1. c4 g6
- 1. c4 g6 2. e4 e5
- 1. c4 b5
- 1. c4 f5
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1. c4 e6
- 1. c4 e6 2. Nf3 Nf6 3. g3 a6 4. Bg2 b5
- 1. c4 e6 2. Nf3 d5
- 1. c4 e6 2. Nf3 d5 3. b3 Nf6 4. Bb2 c5 5. e3
- 1. c4 e6 2. Nf3 d5 3. g3
- 1. c4 e6 2. Nf3 d5 3. g3 c6
- 1. c4 e6 2. Nf3 d5 3. g3 Nf6
- 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 dxc4
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1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O
- 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O c5 6. cxd5 Nxd5 7. Nc3 Nc6
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- 1. c4 Nf6 2. b4
- 1. c4 Nf6 2. Nf3
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1. c4 Nf6 2. Nc3
- 1. c4 Nf6 2. Nc3 d5
- 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 Nxc3
- 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 Nb6
- 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3
- 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3 g6 5. g3 Bg7 6. Bg2 e5
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1. c4 Nf6 2. Nc3 e6
- 1. c4 Nf6 2. Nc3 e6 3. Nf3 b6
- 1. c4 Nf6 2. Nc3 e6 3. Nf3 b6 4. e4 Bb7 5. Bd3
- 1. c4 Nf6 2. Nc3 e6 3. Nf3 Bb4
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1. c4 Nf6 2. Nc3 e6 3. e4
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1. c4 e5
- 1. c4 e5 2. Nf3
- 1. c4 e5 2. Nf3 e4
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1. c4 e5 2. Nc3
- 1. c4 e5 2. Nc3 d6 3. g3 Be6 4. Bg2 Nc6
- 1. c4 e5 2. Nc3 d6 3. g3 c6
- 1. c4 e5 2. Nc3 d6 3. Nf3
- 1. c4 e5 2. Nc3 d6 3. Nf3 Bg4
- 1. c4 e5 2. Nc3 Bb4
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1. c4 e5 2. Nc3 Nf6
- 1. c4 e5 2. Nc3 Nf6 3. Nf3 e4 4. Ng5 b5
- 1. c4 e5 2. Nc3 Nf6 3. g3
- 1. c4 e5 2. Nc3 Nf6 3. g3 d5
- 1. c4 e5 2. Nc3 Nf6 3. g3 Bb4
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1. c4 e5 2. Nc3 Nf6 3. g3 c6
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1. c4 e5 2. Nc3 Nc6
- 1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7
- 1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 Nh6
- 1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 Be6
- 1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Rb1
- 1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Rb1 Nh6
- 1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3
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1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6
- 1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. e4
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1. c4 e5 2. Nc3 Nc6 3. Nf3
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1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6