[Event "It (open)"] [Site "masterchessopen.com - Manchester (England)"] [Date "1981.09.07"] [Round "4"] [White "Ligterink Gert (NED)"] [Black "Wells Ian Duncan"] [Result "1-0"] [WhiteElo "2430"] [BlackElo "2355"] [ECO "E10"] [Opening "Neo-Indian: Blumenfeld/Benoni"] 1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 exd5 5.cxd5 d6 6.Nc3 g6 7.g3 Bg7 8.Bg2 O-O 9.O-O Na6 10.h3 Rb8 11.e4 b5 12.e5 Ne8 13.Bf4 Nac7 14.Qd2 f6 15.exf6 Nxf6 16.Ng5 Nh5 17.Be3 Bb7 18.Rfe1 Nf6 19.Ne6 Nxe6 20.dxe6 Bxg2 21.Kxg2 Qe7 22.Bg5 Qb7+ 23.Kg1 b4 24.e7 bxc3 25.exf8=Q+ Rxf8 26.bxc3 Ne4 27.Rxe4 Qxe4 28.Re1 Qf3 29.Re3 Qf7 30.Re7 Qf5 31.Be3 Qb1+ 32.Kh2 Qb8 33.Bf4 Kh8 34.Bh6 Rg8 35.Qf4 Qd8 36.Rxa7 Bf6 37.Rd7 {#r} 1-0