[Event "Szirak Interzonal"] [Site "Szirak HUN"] [Date "1987.07.30"] [EventDate "1987.07.17"] [Round "10"] [Result "0-1"] [White "Larry Mark Christiansen"] [Black "Ulf Andersson"] [ECO "D30"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "116"] 1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Bg5 Nbd7 5.Nc3 h6 6.Bh4 Be7 7.e3 Ne4 8.Bxe7 Qxe7 9.Rc1 Nxc3 10.Rxc3 c6 11.Bd3 O-O 12.O-O dxc4 13.Rxc4 e5 14.dxe5 Nxe5 15.Re4 Nxf3+ 16.Qxf3 Be6 17.Bc4 Rad8 18.Bxe6 fxe6 19.Qe2 Rd5 20.h3 Rfd8 21.b4 Rd2 22.Qc4 R8d5 23.a4 Qd6 24.g3 Re5 25.Rxe5 Qxe5 26.Qh4 Qd6 27.Qg4 Qd5 28.Qf4 Qd6 29.Qg4 a6 30.Rc1 Qd5 31.Qf4 Kh7 32.h4 Rd1+ 33.Rxd1 Qxd1+ 34.Kg2 Qxa4 35.Qe4+ Kh8 36.Qxe6 Qxb4 37.e4 a5 38.h5 a4 39.e5 a3 40.Qc8+ Kh7 41.Qf5+ Kg8 42.Qe6+ Kf8 43.Qf5+ Ke8 44.Qg6+ Kd7 45.Qxg7+ Qe7 46.Qxh6 Qxe5 47.Qh7+ Kd6 48.Qxb7 Qd5+ 49.f3 Qd2+ 50.Kh3 Qb2 51.Qa8 a2 52.Qd8+ Kc5 53.Qe7+ Kc4 54.Qe4+ Kb3 55.Qe6+ Kb4 56.Qe7+ c5 57.Qe4+ Qd4 58.Qe1+ Kb3 0-1