[Event "It (open)"] [Site "masterchessopen.com Muenster (Germany)"] [Round "9"] [White "Lau Ralf (GER)"] [Black "Roeder Mathias (GER)"] [Result "1-0"] [WhiteElo "2495"] [BlackElo "2435"] [ECO "B90"] [Opening "Sicilian: Najdorf"] 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3 Be7 8.O-O O-O 9.Kh1 Qc7 10.g4 h6 11.g5 hxg5 12.Bxg5 Be6 13.Rg1 Nc6 14.Bh6 Ne8 15.Nd5 Bxd5 16.exd5 Nd8 17.Bd3 f5 18.Qh5 e4 19.Bxg7 Nxg7 20.Rxg7+ Kxg7 21.Rg1+ Kf6 22.f4 {#r} 1-0