[Event "Ch Czech Federation (juniors) (under 14)"] [Site "masterchessopen.com Svetla nad Sazavou (Czech Republic)"] [Round "2"] [White "Mach Petr (CZE)"] [Black "Grundman Vit"] [Result "1-0"] [WhiteElo "2272"] [ECO "B23"] [Opening "Sicilian: Closed"] 1.e4 c5 2.Nc3 e6 3.Nf3 d6 4.d4 cxd4 5.Nxd4 Nf6 6.f4 a6 7.a4 b6 8.Bd3 Qc7 9.O-O Be7 10.Be3 O-O 11.g4 Bb7 12.g5 Ne8 13.Qh5 e5 14.Nf5 f6 15.g6 h6 16.Rf3 Bd8 17.Rh3 Bc8 18.Bc4+ Qxc4 19.Nxh6+ gxh6 20.Qxh6 Bxh3 21.Qh7# 1-0