ECO A30: English Opening
ECO A30 is part of volume A — Flank Openings.
The Lichess chess-openings dataset files 6 named lines under it.
The shortest is English Opening: Symmetrical Variation:
1. c4 c5.
That position has come up in 12,153,971 Lichess games between players rated 1600 to 2500: White won 50.4%, 5.6% were drawn and Black won 43.9%.
| Opening | Moves | Plies |
|---|---|---|
| English Opening: Symmetrical Variation | 1. c4 c5 |
2 |
| English Opening: Symmetrical Variation | 1. c4 c5 2. Nf3 |
3 |
| English Opening: Wing Gambit | 1. c4 c5 2. b4 |
3 |
| English Opening: Symmetrical Variation, Napolitano Gambit | 1. c4 c5 2. Nf3 Nf6 3. b4 |
5 |
| English Opening: Symmetrical Variation, Hedgehog Defense | 1. c4 e6 2. Nf3 Nf6 3. Nc3 c5 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 |
12 |
| English Opening: Symmetrical, Hedgehog, Flexible Formation | 1. c4 e6 2. Nf3 c5 3. Nc3 Nf6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Rd1 a6 10. b3 Nbd7 |
20 |