[Event "Tournament (juniors) (under 13)"] [Site "masterchessopen.com Lazy (Poland)"] [Date "2010.06.29"] [Round "4"] [White "Bubien Antoni"] [Black "Matewski Marcin (POL)"] [Result "0-1"] [BlackElo "1569"] [ECO "D40"] [Opening "QGD: Semi-Tarrasch"] 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.Bg5 cxd4 6.Qxd4 Nc6 7.Qd1 Bb4 8.cxd5 exd5 9.e3 h6 10.Bh4 g5 11.Bg3 Ne4 12.Qd3 Bf5 13.Nd2 Nxg3 14.Qb5 Bxc3 15.bxc3 Nxh1 16.c4 Be6 17.Qxb7 Qc8 18.Qb5 Rb8 19.Qc5 Ne5 20.Qd4 f6 21.cxd5 Bd7 22.Qxa7 O-O 23.Ba6 Qc3 24.Rd1 Ra8 25.Qb7 Rfb8 {#R} 0-1