[Event "Groningen op"]
[Site "Groningen"]
[Date "1991.??.??"]
[Round "9"]
[White "Tiviakov, Sergei"]
[Black "Keitlinghaus, Ludger"]
[Result "1-0"]
[WhiteElo "2535"]
[BlackElo "2445"]
[ECO "C07"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Qxd5 5.Ngf3 cxd4 6.Bc4 Qd6 7.O-O Nf6 8.Nb3 Nc6
9.Nbxd4 Nxd4 10.Nxd4 Bd7 11.b3 Qc7 12.Nb5 Qe5 13.Qe1 Qxe1 14.Rxe1 Bxb5 15.Bxb5+ Nd7
16.Rd1 O-O-O 17.Bg5 f6 18.Be3 a6 19.Bc4 Re8 20.Rd4 Ne5 21.Re1 Bc5 22.Re4 Bxe3
23.R1xe3 Nxc4 24.Rxc4+ Kb8 25.f4 Re7 26.Rce4 Rc8 27.c4 Rc6 28.Kf2 Kc7 29.Kf3 a5
30.Rd4 Rd6 31.Red3 Rxd4 32.Rxd4 b6 33.Ke2 f5 34.Kf3 g6 35.Rd2 e5 36.fxe5 Rxe5
37.Kf4 Re4+ 38.Kg5 Rg4+ 39.Kf6 a4 40.g3 axb3 41.axb3 Kc6 42.Kg7 h5 43.Kf6 f4
44.gxf4 Rxf4+ 45.Kxg6 Rh4 46.Rf2 Rh3 47.b4 Rh4 48.Rc2 Kc7 49.Kg5 Rh3 50.c5 b5
51.Rf2 Kc6 52.Rd2 Kc7 53.Rd6 Rxh2 54.Rb6 Rh1 55.Rxb5 Kc6 56.Rb6+ Kd5 57.c6 Kd6
58.b5 Kc7 59.Rb7+ Kc8 60.b6 Rc1 61.Rc7+ Kb8 62.Kxh5 Rb1 63.Rb7+ Kc8 64.Kg6 Rg1+
65.Kf7 Rf1+ 66.Ke8 Rf6 67.Rc7+ Kb8 68.Kd7 Rf7+ 69.Kd8 Rf8+ 70.Ke7 Rh8 71.Rb7+ Kc8
72.Ra7 Rh7+  1-0

