[Event "Ch Germany (seniors) (open)"] [Site "masterchessopen.com - Weilburg (Germany)"] [Round "8"] [White "Mertens Klaus (GER)"] [Black "Hellwege Werner (GER)"] [Result "1-0"] [WhiteElo "2064"] [BlackElo "2013"] [ECO "A40"] [Opening "Queen's Pawn: Modern"] 1.d4 g6 2.e4 Bg7 3.c4 c5 4.d5 d6 5.Nf3 Nf6 6.Nc3 O-O 7.Be2 e6 8.O-O exd5 9.cxd5 Re8 10.Nd2 Na6 11.f3 Bd7 12.Nc4 Qc7 13.Bf4 Bf8 14.a4 Nh5 15.Bg5 f6 16.Bh4 g5 17.Be1 Nb4 18.g3 Ng7 19.f4 Be7 20.Bg4 b6 21.fxg5 fxg5 22.e5 Bxg4 23.Qxg4 dxe5 24.d6 Qc8 25.d7 {#r} 1-0