SÉRIE C (C00-C99) – Ouvertes (1.e4 e5)
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C01 - 1. e4 e6 2. d4 d5 3. exd5 - French Defense (2)
Code ECO C01 - French Defense Coups: 1. e4 e6 2. d4 d5 3. exd5 -
C02 - 1. e4 e6 2. d4 d5 3. e5 - French Defense (1)
Code ECO C02 - French Defense Coups: 1. e4 e6 2. d4 d5 3. e5 -
C42 - 1. e4 e5 2. Nf3 Nf6 - Petrov's Defense (6)
Code ECO C42 - Petrov's Defense Coups: 1. e4 e5 2. Nf3 Nf6 -
C43 - 1. e4 e5 2. Bc4 Nf6 3. d4 exd4 4.... - Bishop's Opening (1)
Code ECO C43 - Bishop's Opening Coups: 1. e4 e5 2. Bc4 Nf6 3. d4 exd4 4. Nf3 -
C47 - 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 - Four Knights Game (1)
Code ECO C47 - Four Knights Game Coups: 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 -
C54 - 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4.... - Italian Game (3)
Code ECO C54 - Italian Game Coups: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 -
C55 - 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 - Italian Game (2)
Code ECO C55 - Italian Game Coups: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 -
C65 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 - Ruy Lopez (5)
Code ECO C65 - Ruy Lopez Coups: 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 -
C67 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4.... - Ruy Lopez (2)
Code ECO C67 - Ruy Lopez Coups: 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8 9. Nc3 Bd7 -
C70 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4.... - Ruy Lopez (3)
Code ECO C70 - Ruy Lopez Coups: 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nd4 -
C77 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4.... - Ruy Lopez (3)
Code ECO C77 - Ruy Lopez Coups: 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 -
C83 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4.... - Ruy Lopez (1)
Code ECO C83 - Ruy Lopez Coups: 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 O-O 11. Nd4 Nxe5