[Event "Biel"]
[Site "Biel"]
[Date "1989.??.??"]
[Round "?"]
[White "Polugaevsky, Lev"]
[Black "Sokolov, Ivan"]
[Result "1/2-1/2"]
[WhiteElo "2595"]
[BlackElo "2525"]
[ECO "B50"]

1.Nf3 c5 2.e4 d6 3.c3 Nf6 4.Be2 e6 5.O-O Be7 6.Re1 O-O 7.Bf1 d5 8.e5 Nfd7
9.d4 b6 10.c4 Nc6 11.cxd5 exd5 12.Nc3 Nxd4 13.Nxd4 cxd4 14.Nxd5 Bb7 15.Nxe7+ Qxe7
16.Qxd4 Rfe8 17.Bf4 Nc5 18.Bg3 Rad8 19.Qg4 Rd2 20.Re2 Rxe2 21.Bxe2 Ne4 22.Rd1 Rd8
23.Rxd8+ Qxd8 24.e6 Qd5 25.exf7+ Kf8 26.h3 Qxa2 27.Be5 Qxf7 28.f3 Nf6 29.Qb4+ Kg8
30.Qd4 Bd5 31.Kh2 h6 32.g4 Be6 33.Kg3 Nd7 34.Bf4 Bd5 35.h4 Qe6 36.Kf2 a5
37.h5 Qc6 38.Be3 Qd6 39.Kg2 Ne5 40.Qf4 Qe6 41.Kf2 Bxf3 42.Bf1 Bd5 43.Be2 Bf3
44.Bf1 Bxg4 45.Bd4 Nd7 46.Bc3 Qf5 47.Qxf5 Bxf5 48.Be2 g6 49.hxg6 Bxg6 50.Bb5 Nc5
51.Ke3 Kf8 52.Be5 Be8 53.Bd6+ Kf7 54.Be2 Bc6 55.Bc7 Nd7 56.Kd4 a4 57.Kc3 Kg6
58.Kb4 Kf5 59.Ba6 Ke4 60.Bc8 Nf6 61.Be6 Bd5 62.Bh3 Bb3 63.Bg2+  1/2-1/2

