[Event "It (open)"] [Site "masterchessopen.com - Bern (Switzerland)"] [Round "1"] [White "Lutz Christopher (GER)"] [Black "Rufener Markus (SUI)"] [Result "1-0"] [WhiteElo "2580"] [BlackElo "2347"] [ECO "A44"] [Opening "Old Benoni: Czech, 3.e4 d6 4.Nc3"] 1.d4 c5 2.d5 e5 3.e4 d6 4.Nc3 Be7 5.Nf3 Bg4 6.h3 Bxf3 7.Qxf3 Bg5 8.Bxg5 Qxg5 9.Nb5 Qe7 10.Qg4 f5 11.Qxf5 Na6 12.Qe6 Qxe6 13.dxe6 Ke7 14.O-O-O Rd8 15.Bc4 Nf6 16.f3 Ne8 17.Nxa7 Nac7 18.Rd3 Nxe6 19.Rb3 Rd7 20.Nc8+ Kf6 21.Nb6 Rf7 22.Nd5+ Kg6 23.Ne3 {#r} 1-0