[Event "Strasbourg Open "] [Site "?"] [Date "1973.04.22"] [Round "8"] [White "Markus Wettstein"] [Black "Raymond Keene"] [Result "0-1"] [BlackElo "2455"] [ECO "A17"] [Opening "English: Nimzo-English"] 1.c4 Nf6 2.Nc3 e6 3.Nf3 Bb4 4.a3 Bxc3 5.dxc3 O-O 6.Bg5 d6 7.e3 b6 8.Bd3 Bb7 9.Qc2 h6 10.Bxf6 Qxf6 11.Be4 d5 12.cxd5 exd5 13.Bd3 Nd7 14.b4 c5 15.O-O Rfc8 16.Bh7+ Kh8 17.Bf5 Rc7 18.Bxd7 Rxd7 19.bxc5 bxc5 20.Qa4 Rad8 21.Qh4 Qxh4 22.Nxh4 d4 23.exd4 cxd4 24.cxd4 Rxd4 25.Nf3 Bxf3 26.gxf3 Rd3 27.Kg2 R8d6 28.Rfe1 Rg6+ 29.Kf1 Rxf3 30.Re7 a6 31.a4 Rgf6 32.Ra2 Rh3 33.Kg2 Rh5 34.Rb2 Rf4 35.Rb6 Rg5+ 36.Kf1 Rgf5 37.Rxa6 Rxf2+ 38.Kg1 Ra2 39.Ra8+ Kh7 40.Raa7 Kg6 41.h3 Rff2 42.Re3 Kh5 43.Ree7 Rg2+ 44.Kf1 Rgc2 45.Re1 Rh2 46.Kg1 Rxh3 47.Rxf7 g5 48.Rf6 Rb3 49.Ra6 Rb4 50.a5 Rb5 51.Rd6 Rbxa5 52.Ree6 Ra1+ 53.Kf2 R5a2+ 54.Kf3 Rf1+ 55.Kg3 Rg1+ 56.Kf3 g4+ 57.Ke3 Rg3+ {#R} 0-1