[Event "It (open) \"] [Site "masterchessopen.com – Cologne (Germany)"] [Round "0"] [White "Stoeber Michael (GER)"] [Black "Effertz J"] [Result "1-0"] [WhiteElo "2296"] [ECO "D32"] [Opening "QGD Tarrasch: 5.Nf3"] 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.Bg5 cxd4 10.Nxd4 h6 11.Be3 Re8 12.Nxc6 bxc6 13.Rc1 Qa5 14.Qa4 Qxa4 15.Nxa4 Ba6 16.Bf3 Nd7 17.Bd4 Bb4 18.Rfd1 Ne5 19.Bxe5 Rxe5 20.Rd4 Bc4 21.b3 Ba3 22.Rc2 Bb5 23.Nc3 Ba6 24.Ra4 {#r} 1-0