A15: English Opening
- English Opening: King's English Variation, Four Knights Variation, Quiet Line
1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. d3
- English Opening: King's English Variation, Three Knights System
1. c4 e5 2. Nc3 Nc6 3. Nf3
- English Opening: King's English Variation, Three Knights System, Kramnik Line
1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. g3
- English Opening: King's English Variation, Three Knights System, Zurich Line
1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. e3
- English Opening: King's English Variation, Two Knights Variation
1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6
- English Opening: Anglo-Indian Defense (1. c4 Nf6)
- English Opening: Anglo-Indian Defense, Anti-Anti-Grünfeld
1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. e4
- English Opening: Anglo-Indian Defense, Grünfeld Formation
1. c4 Nf6 2. Nf3 g6 3. g3 d5
- English Opening: Anglo-Indian Defense, King's Indian Formation
1. c4 Nf6 2. Nf3 g6
- English Opening: Anglo-Indian Defense, King's Indian Formation, Double Fianchetto
1. c4 Nf6 2. Nf3 g6 3. g3 b6 4. Bg2 Bb7
- English Opening: Anglo-Indian Defense, King's Knight Variation
1. c4 Nf6 2. Nf3
- English Opening: Anglo-Indian Defense, Old Indian Formation
1. c4 Nf6 2. Nf3 d6
- English Opening: Anglo-Indian Defense, Queen's Indian Formation
1. c4 Nf6 2. Nf3 b6
- English Opening: Anglo-Indian Defense, Queen's Indian Formation
1. c4 e6 2. Nf3 Nf6 3. g3 b6 4. Bg2 Bb7
- English Opening: Anglo-Indian Defense, Romanishin Variation
1. c4 e6 2. Nf3 Nf6 3. g3 a6
- English Opening: Anglo-Indian Defense, Scandinavian Defense
1. c4 Nf6 2. Nf3 d5
- English Opening: Anglo-Indian Defense, Scandinavian Defense, Exchange Variation
1. c4 Nf6 2. Nf3 d5 3. cxd5 Nxd5
- English Opening: Anglo-Indian Defense, Slav Formation
1. c4 Nf6 2. Nf3 g6 3. g3 c6
- English Orangutan
1. c4 Nf6 2. b4