Sosonko, Gennadi (2530) - Byrne, Robert Eugene (2580)
Geneve (Geneve), 1977
Round 7

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O dxc4 7.Qc2 a6 8.Qxc4 b5 9.Qc2 Bb7 10.Bd2! Nbd7 11.Ba5! Rc8 12.a4 bxa4 13.Nc3 Qe8 14.Qxa4 c5 15.Rfd1 Bc6 16.Qa2 cxd4 17.Nxd4 Bxg2 18.Kxg2 Ne5 19.Na4 Nc6 1/2-1/2