ECO A25: English Opening
ECO A25 is part of volume A — Flank Openings.
The Lichess chess-openings dataset files 7 named lines under it.
The shortest is English Opening: King's English Variation, Reversed Closed Sicilian:
1. c4 e5 2. Nc3 Nc6.
That position has come up in 3,463,354 Lichess games between players rated 1600 to 2500: White won 50.5%, 5.1% were drawn and Black won 44.4%.
| Opening | Moves | Plies |
|---|---|---|
| English Opening: King's English Variation, Reversed Closed Sicilian | 1. c4 e5 2. Nc3 Nc6 |
4 |
| English Opening: King's English Variation, Taimanov Variation | 1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 |
8 |
| English Opening: King's English Variation, Closed System | 1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 |
9 |
| English Opening: King's English Variation, Hungarian Attack | 1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Rb1 |
9 |
| English Opening: Closed, Taimanov Variation | 1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Rb1 Nh6 5. Bg2 Bg7 |
10 |
| English Opening: Closed, Taimanov Variation | 1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 Nh6 |
12 |
| English Opening: King's English Variation, Bremen-Hort Variation | 1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 Be6 |
12 |