A03: Bird Opening
- Bird Opening: Dutch Variation
1. f4 d5
- Bird Opening: Dutch Variation, Dudweiler Gambit
1. f4 d5 2. g4
- Bird Opening: Lasker Variation
1. f4 d5 2. Nf3 Nf6 3. e3 c5
- Bird Opening: Sturm Gambit
1. f4 d5 2. c4
- Bird Opening: Thomas Gambit
1. f4 d5 2. b3 Nf6 3. Bb2 d4 4. Nf3 c5 5. e3
- Bird Opening: Williams Gambit
1. f4 d5 2. e4
- Bird Opening: Williams Gambit
1. f4 d5 2. e4 dxe4 3. Nc3 Nf6 4. Qe2
- Bird Opening: Williams-Zilbermints Gambit
1. f4 d5 2. e4 dxe4 3. Nc3 Nf6 4. Nge2