[Event "Verbandsliga Baden South 2011/12"] [Site "masterchessopen.com – Baden (Germany)"] [Date "2011.11.06"] [Round "2"] [White "Feiler Juergen (GER)"] [Black "Buttenmueller Thomas"] [Result "1-0"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Nf3 c5 8.Rb1 O-O 9.Be3 Qa5 10.Rb5 Qxc3+ 11.Bd2 Qa3 12.Qc2 cxd4 13.Bb4 Qa6 14.Rc5 Qe6 15.Bc4 Qg4 16.Bxf7+ Kxf7 17.Ng5+ Kg8 18.f3 Qd7 19.Qc4+ e6 20.Rc7 b5 21.Qc1 {#r} 1-0