[Event "It (open)"] [Site "masterchessopen.com ? Mehlingen (Germany)"] [Round "6"] [White "Mueller Marcus (GER)"] [Black "Thamm Udo"] [Result "1-0"] [WhiteElo "2167"] [ECO "B70"] [Opening "Sicilian: Dragon"] 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.f4 Qb6 7.Nb3 Nc6 8.Qf3 Nd4 9.Nxd4 Qxd4 10.Bb5+ Bd7 11.e5 Bxb5 12.Qxb7 Rd8 13.Nxb5 Qe4+ 14.Qxe4 Nxe4 15.Be3 Bg7 16.O-O-O O-O 17.exd6 exd6 18.Rhe1 f5 19.Bxa7 Rf7 20.Bd4 Bh6 21.g3 Ra8 22.Nc3 d5 23.Be5 Rfa7 24.a3 Bf8 25.Rxd5 {#r} 1-0