Ruy Lopez: Morphy Defense

Coups: 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O

├── C78 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 - Ruy Lopez: Morphy Defense (10)
└── C78 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 - Ruy Lopez: Morphy Defense (14)
    ├── C78 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 b5 - Ruy Lopez: Morphy Defense (10)
    └── C78 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 O-O - Ruy Lopez: Morphy Defense (4)