English Opening: King’s English Variation, Two Knights Variation

Coups: 1. c4 e5 2. Nc3 Nf6

├── A22 - 1. c4 e5 2. Nc3 Nf6 3. e3 - English Opening: King's English Variation, Two Knights Variation (2)
├── A22 - 1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 - English Opening: King's English Variation, Two Knights Variation, Smyslov System (2)
└── A22 - 1. c4 e5 2. Nc3 Nf6 3. Nf3 e4 4. Ng5 c6 - English Opening: King's English Variation, Adhiban Gambit (2)