[Event "It (open) (b)"] [Site "masterchessopen.com - Dortmund (Germany)"] [Round "5"] [White "Ackerhans Gerd"] [Black "Mueller Wulf"] [Result "1-0"] [ECO "A36"] [Opening "English: Symmetrical, 3.g3 g6"] 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 e5 6.d3 Nge7 7.O-O d5 8.cxd5 Nxd5 9.Nxd5 Qxd5 10.Be3 b6 11.Nd4 {#r} 1-0