Related Openings
Bird - Hobbs gambit	f4, g5
Bird - From gambit, Lipke Variation	f4, e5, fxe5, d6, exd6, Bxd6, Nf3, Nh6, d4
Bird - From gambit, Lasker Variation	f4, e5, fxe5, d6, exd6, Bxd6, Nf3, g5
Bird - From gambit	f4, e5