[Event "It (open)"] [Site "masterchessopen.com Pardubice (Czech Republic)"] [Date "2011.07.26"] [Round "5"] [White "Biriukov Oleg V (RUS)"] [Black "Pfretzschner Roland (GER)"] [Result "1-0"] [WhiteElo "2332"] [BlackElo "2235"] [ECO "E32"] [Opening "Nimzo-Indian: Classical Variation"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.cxd5 Qxd5 6.e3 c5 7.Bd2 Bxc3 8.Bxc3 cxd4 9.Bxd4 Nc6 10.Bc3 O-O 11.Nf3 Rd8 12.Be2 Qe4 13.Rc1 Qxc2 14.Rxc2 Ne4 15.Ne5 Bd7 16.Nxc6 Bxc6 17.Bd4 Nd6 18.O-O Bb5 19.Bxb5 Nxb5 20.Be5 f6 21.Bg3 e5 22.f4 exf4 23.Bxf4 Rd3 24.a4 Nd6 25.Rc7 Rd8 26.Bxd6 R8xd6 27.Rxb7 Rc6 28.h3 Rc2 29.Rf3 Rdd2 30.Rg3 g5 31.h4 Rd1+ 32.Kh2 Rc4 33.hxg5 f5 34.g6 Rh4+ 35.Rh3 Rxh3+ 36.Kxh3 hxg6 37.Rxa7 Rd3 38.b4 Rxe3+ 39.Kh2 Kf8 40.a5 Ke8 41.a6 {#r} 1-0