[Event "It (open)"] [Site "masterchessopen.com - masterchessopen.com - Pirmasens (Germany)"] [Round "0"] [White "Kubitzek W"] [Black "Matriciani Ruediger (GER)"] [Result "1-0"] [WhiteElo "2070"] [BlackElo "1987"] [ECO "A57"] [Opening "Benko Gambit: 4.cxb5 a6"] 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.Nc3 g6 6.g3 d6 7.Bg2 Bg7 8.Nf3 O-O 9.O-O Qa5 10.bxa6 Bxa6 11.Qc2 Nbd7 12.Rb1 Rfb8 13.b3 c4 14.Bd2 cxb3 15.axb3 Rc8 16.b4 Qc7 17.b5 Bb7 18.e4 Nxd5 19.exd5 Bxc3 20.Rfc1 Qa5 {#r} 1-0