C70-C79 Ruy Lopez1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 .....

├── C70 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 - Ruy Lopez: Morphy Defense (19)
├── C71 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 - Ruy Lopez: Morphy Defense, Modern Steinitz Defense (0)
├── C72 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O - Ruy Lopez: Morphy Defense, Modern Steinitz Defense (4)
├── C73 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bxc6+ bxc6 6. d4 - Ruy Lopez: Morphy Defense, Modern Steinitz Defense (0)
├── C74 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 - Ruy Lopez: Morphy Defense, Modern Steinitz Defense (1)
├── C75 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 Bd7 - Ruy Lopez: Morphy Defense, Modern Steinitz Defense (1)
├── C76 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Ba4 d6 6. d4 Bd7 - Ruy Lopez: Morphy Defense, Modern Steinitz Defense, Fianchetto Variation (0)
├── C77 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 - Ruy Lopez (31)
├── C78 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O - Ruy Lopez: Morphy Defense (24)
└── C79 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 - Ruy Lopez: Morphy Defense, Steinitz Deferred (10)