[Event "Potsdam ch-DDR"] [Site "7"] [Round "0"] [White "M Bohnisch"] [Black "Rainer F A Knaak"] [Result "0-1"] [ECO "B07"] [Opening "Pirc: 2.d4"] 1.e4 d6 2.d4 g6 3.h4 Nf6 4.Nc3 Bg7 5.Be2 O-O 6.h5 c5 7.hxg6 hxg6 8.Bh6 Bxh6 9.Rxh6 Kg7 10.Rh4 cxd4 11.Qxd4 Nc6 12.Qd2 Rh8 13.Rxh8 Qxh8 14.O-O-O Qh2 15.Nd5 Qxg2 16.Nxf6 exf6 17.Qe3 Be6 18.f4 Bg4 19.Bf1 Qh1 20.Rd2 Qh4 21.Rxd6 Re8 22.Bg2 Qh2 23.Rd2 Rd8 24.Nf3 Rxd2 25.Qxd2 Qg3 26.Ne1 Nd4 27.Bf1 Qg1 28.Qg2 Qe3+ 29.Qd2 Qxe4 30.b3 Ne2+ 31.Bxe2 Qxe2 32.Qxe2 Bxe2 33.Kd2 Bf1 34.c4 g5 35.Ke3 Kg6 36.a4 a5 37.Nc2 Kh5 38.Kf3 Kh4 39.Ne3 Bd3 40.c5 Kh3 41.f5 Bb1 42.Kf2 Ba2 43.Nc4 Kh2 44.Nd2 g4 45.Nf1+ Kh3 46.Nd2 g3+ 47.Kg1 Kg4 48.Nc4 Bxb3 49.Nxa5 Bd5 50.c6 bxc6 51.Nb7 c5 52.Nxc5 Kxf5 53.a5 Kg5 54.a6 f5 55.Nd7 f4 56.Nb6 Bc6 57.a7 f3 58.a8=Q f2+ 59.Kf1 Bxa8 60.Nxa8 Kf4 61.Ke2 Kg4 62.Nb6 Kh3 63.Nd5 g2 {#R} 0-1