ECO A03: Bird Opening
ECO A03 is part of volume A, Flank Openings.
The Lichess chess-openings dataset files 8 named lines under it.
The shortest is Bird Opening: Dutch Variation:
1. f4 d5.
That position has come up in 10,737,136 Lichess games between players rated 1600 to 2500: White won 50.0%, 4.8% were drawn and Black won 45.2%.
| Opening | Moves | Games | Length |
|---|---|---|---|
| Bird Opening: Dutch Variation | 1. f4 d5 |
10.7M | 1 move |
| Bird Opening: Dutch Variation, Dudweiler Gambit | 1. f4 d5 2. g4 |
24K | 2 moves |
| Bird Opening: Sturm Gambit | 1. f4 d5 2. c4 |
133K | 2 moves |
| Bird Opening: Williams Gambit | 1. f4 d5 2. e4 |
611K | 2 moves |
| Bird Opening: Lasker Variation | 1. f4 d5 2. Nf3 Nf6 3. e3 c5 |
332K | 3 moves |
| Bird Opening: Williams Gambit | 1. f4 d5 2. e4 dxe4 3. Nc3 Nf6 4. Qe2 |
30K | 4 moves |
| Bird Opening: Williams-Zilbermints Gambit | 1. f4 d5 2. e4 dxe4 3. Nc3 Nf6 4. Nge2 |
18K | 4 moves |
| Bird Opening: Thomas Gambit | 1. f4 d5 2. b3 Nf6 3. Bb2 d4 4. Nf3 c5 5. e3 |
1,790 | 5 moves |