[Event "It (open)"] [Site "masterchessopen.com – Gora Sw. Anny (Poland)"] [Date "2011.02.13"] [Round "3"] [White "Chojnacki Slawomir (POL)"] [Black "Pietroczuk Roman (POL)"] [Result "1-0"] [WhiteElo "2237"] [BlackElo "1974"] [ECO "D02"] [Opening "Queen's Pawn: 2.Nf3 Nf6"] 1.d4 d5 2.Nf3 Nf6 3.c4 c6 4.Nc3 e6 5.Bf4 Bd6 6.Bg3 Bxg3 7.hxg3 Nbd7 8.e3 Qe7 9.Qb3 dxc4 10.Bxc4 b5 11.Bd3 a6 12.a4 Bb7 13.Ne4 h6 14.O-O O-O 15.Rfc1 Rfc8 16.Rc2 e5 17.dxe5 Nxe5 18.Nxe5 Qxe5 19.Nc5 Ra7 20.axb5 cxb5 21.Nxb7 Rxc2 22.Qxc2 {#r} 1-0