[Event "It (open) \"] [Site "masterchessopen.com Cologne (Germany)"] [Round "1"] [White "Kock Wolfgang (GER)"] [Black "Pyka Andreas (GER)"] [Result "0-1"] [WhiteElo "2127"] [BlackElo "2056"] [ECO "B05"] [Opening "Alekhine: Modern, 5.Be2"] 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4 5.Be2 c6 6.exd6 Qxd6 7.c4 Nf4 8.Bxf4 Qxf4 9.Qd2 Qxd2+ 10.Nbxd2 Nd7 11.O-O g6 12.h3 Bxf3 13.Nxf3 Bg7 14.Rad1 O-O-O 15.b4 h6 16.Rd3 Nb6 17.Rc1 Kb8 18.b5 cxb5 19.cxb5 Rd5 20.Rc5 Rhd8 21.Rxd5 Rxd5 22.Rd2 e6 23.Ne5 Bxe5 {#R} 0-1