[Event "It (open) (b)"] [Site "masterchessopen.com – Dortmund (Germany)"] [Round "1"] [White "Mueller Herbert (GER)"] [Black "Verch Marco"] [Result "1-0"] [WhiteElo "2129"] [ECO "D10"] [Opening "Slav: Exchange, 4.Nf3"] 1.d4 d5 2.c4 c6 3.cxd5 cxd5 4.Nf3 Bg4 5.Ne5 Nf6 6.Qa4+ Bd7 7.Qb3 Nc6 8.e3 Na5 9.Qd1 e6 10.Bd2 Bd6 11.Nxd7 Nxd7 12.Bb4 Nc6 13.Nc3 {#r} 1-0