[Event "Ch Poland (juniors) (under 16)"] [Site "masterchessopen.com – Leba (Poland)"] [Date "2004.04.29"] [Round "4"] [White "Efinowicz Michal (POL)"] [Black "Butkiewicz Lukasz (POL)"] [Result "0-1"] [WhiteElo "2029"] [BlackElo "2147"] [ECO "A16"] [Opening "English: Anglo-Indian, 2.Nc3 g6"] 1.c4 Nf6 2.Nc3 g6 3.d4 Bg7 4.Bf4 d6 5.Qd2 O-O 6.Nf3 Nbd7 7.e3 c5 8.d5 a6 9.Bd3 Rb8 10.h4 Qa5 11.Ne4 Qxd2+ 12.Kxd2 Nxe4+ 13.Bxe4 Bxb2 14.Rab1 Bg7 15.Bd3 Bf6 16.Ng5 h6 17.Nh3 b6 18.f3 Ne5 19.e4 Bd7 20.Rb5 {#R} 0-1