[Event "VK1 1997/98"] [Site "masterchessopen.com NRW (Germany)"] [Round "5"] [White "Dietrich Wolfgang"] [Black "Stefaniak Christian"] [Result "1-0"] [ECO "C17"] [Opening "French: Winawer, 5.a3"] 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Nf3 Bd7 8.Bd3 Ba4 9.O-O Nbc6 10.Rb1 c4 11.Be2 Qd7 12.Ng5 Ng6 13.f4 h6 14.Nh3 Nge7 15.g4 g6 16.Be3 O-O-O 17.Qd2 Ng8 18.Rf2 Qe7 19.f5 gxf5 20.gxf5 f6 21.fxe6 Qxe6 22.Nf4 Qf5 23.Bf1 Qh7 24.Bh3+ Kb8 25.Ne6 Rd7 26.Bf5 {#r} 1-0