[Event "Amsterdam IBM"] [Site "Amsterdam NED"] [Date "1980.06.29"] [EventDate "1980.06.27"] [Round "3"] [Result "1/2-1/2"] [White "Bent Larsen"] [Black "Vlastimil Hort"] [ECO "A16"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "82"] 1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.g3 g6 5.Bg2 Nb6 6.d3 Bg7 7.Be3 O-O 8.Qd2 N8d7 9.Nf3 Nf6 10.Bh6 a5 11.O-O c6 12.Bxg7 Kxg7 13.Rab1 Nbd5 14.e4 Nb6 15.h3 h6 16.Qe3 Ra6 17.Rbd1 a4 18.Rfe1 Ra5 19.d4 Be6 20.Ne5 Nc4 21.Nxc4 Bxc4 22.d5 Qc7 23.dxc6 bxc6 24.Rd4 Be6 25.Rxa4 Rxa4 26.Nxa4 Bxa2 27.b3 Rb8 28.Nc5 Qe5 29.Bf1 Rd8 30.Qc1 Bb1 31.Qc4 Ba2 32.Qc2 Qd4 33.e5 Nd5 34.Nd3 Nb4 35.Nxb4 Qxb4 36.Re3 Rd2 37.Qc1 Qd4 38.e6+ Bxb3 39.exf7 Bxf7 40.Qxc6 Qf6 41.Qxf6+ Kxf6 1/2-1/2