[Event "Groningen op"]
[Site "Groningen"]
[Date "1991.??.??"]
[Round "6"]
[White "De Boer, Gert Jan"]
[Black "Sakaev, Konstantin"]
[Result "0-1"]
[WhiteElo "2430"]
[BlackElo "2495"]
[ECO "A40"]

1.d4 e6 2.c4 Bb4+ 3.Bd2 a5 4.Nf3 d6 5.e4 Nc6 6.Bd3 Qf6 7.Bxb4 axb4 8.Bc2 g5
9.Ba4 Bd7 10.Bxc6 Bxc6 11.Qd3 Ne7 12.Nbd2 g4 13.Ng1 Qg6 14.Ne2 d5 15.Nf4 Qf6
16.cxd5 exd5 17.Nxd5 Nxd5 18.exd5 Bxd5 19.O-O O-O-O 20.Rfd1 Rhe8 21.Nf1 Qg6
22.Ne3 Qxd3 23.Rxd3 f5 24.a3 Be4 25.Rd2 bxa3 26.Rxa3 h5 27.f3 gxf3 28.gxf3 Bxf3
29.Nxf5 Bd5 30.Ra8+ Kd7 31.Rxd8+ Kxd8 32.Kf1 Re4 33.Ng3 Rh4 34.Rf2 c6 35.Ke2 Rh3
36.Kd2 h4 37.Nf5 Rb3 38.Nxh4 Rxb2+ 39.Ke3 Rb3+ 40.Kd2 b5 41.Ng6 b4 42.Ne5 Rh3
43.Kc1 Kc7 44.Rb2 b3 45.Rd2 Kb6 46.Kb2 Kb5 47.Nd3 Rh8 48.Nc5 Kb4 49.Nd3+ Kc4
50.Nc5 Rh3 51.Nd7 Be4 52.Ne5+ Kb4 53.Re2 Rh4 54.Rd2 Rh6 55.Re2 Bc2 56.Rd2 Re6
57.Re2 Rd6 58.Rf2 Kb5 59.Kc3 Rh6 60.Kb2 Rh4 61.Rd2 Re4 62.Nd7 Re1 63.Kc3 Re3+
64.Kb2 Bf5 65.Nc5 Kb4 66.Na6+ Kc4 67.Rf2 Bh7 68.d5 cxd5  0-1

