SÉRIE C (C00-C99) – Ouvertes (1.e4 e5)
├── C00-C19 1. e4 e6 French defence (104) ├── C20-C29 King's pawn game 1. e4 e5 (51) ├── C30-C39 1. e4 e5 2. f4 King's gambit (1) ├── C40-C49 King's knight opening (227) ├── C50-C59 1. e4 e5 2. Nf3 Nc6 3. Bc4 Italian Game (265) ├── C60-C69 1. e4 e5 2. Nf3 Nc6 3. Bb5 Ruy Lopez (Spanish opening) (105) ├── C70-C79 Ruy Lopez1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 ..... (96) ├── C80-C89 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 & C84-C89 C84 5. O-O Be7 Ruy Lopez, closed defence (98) └── C90-C99 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 (15)
