[Event "It"] [Site "masterchessopen.com – Biel (Switzerland)"] [Date "1979.08.02"] [Round "6"] [White "Partos Charles (SUI)"] [Black "Hammer Peter (SUI)"] [Result "1-0"] [WhiteElo "2345"] [BlackElo "2254"] [ECO "E20"] [Opening "Nimzo-Indian: 4.f3 c5"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.f3 c5 5.d5 e5 6.e4 d6 7.Ne2 Nh5 8.Be3 g5 9.Qd2 Rg8 10.a3 Ba5 11.Rb1 Na6 12.Ng3 Nf4 13.Nf5 Bxf5 14.exf5 Qc8 15.b4 Bb6 16.Ne4 Qd8 17.g3 Nh5 18.Bxg5 f6 19.Be3 Ng7 20.g4 Kf7 21.Bd3 Qc7 22.Qf2 {#r} 1-0