[Event "Cup Clare Benedict"] [Site "masterchessopen.com Bad Aibling (Germany)"] [Date "1968.05.03"] [Round "4"] [White "Walther Edgar (SUI)"] [Black "Ree Hans (NED)"] [Result "1-0"] [WhiteElo "2254"] [BlackElo "2379"] [ECO "B32"] [Opening "Sicilian: Open, 2...Nc6"] 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Nc2 d6 7.Be2 f5 8.exf5 Bxf5 9.O-O Nh6 10.Nc3 O-O 11.Ne3 Rc8 12.c5 dxc5 13.Qb3+ Kh8 14.Qxb7 Rc7 15.Qa6 Nd4 16.Bc4 e6 17.Nb5 Rc6 18.Qxa7 Qh4 19.Nxd4 cxd4 20.Nxf5 gxf5 21.Qa4 Ng4 22.Bf4 Rb6 23.h3 Nh6 24.Bc7 Rb7 25.Bd6 Rd8 26.Rfe1 d3 27.Rxe6 Rbd7 {#r} 1-0