[Event "Biel"]
[Site "Biel"]
[Date "1980.??.??"]
[Round "?"]
[White "Gruenfeld, Yehuda"]
[Black "Shamkovich, Leonid"]
[Result "1-0"]
[WhiteElo "2455"]
[BlackElo "2515"]
[ECO "B19"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 Nd7 8.h5 Bh7
9.Bd3 Bxd3 10.Qxd3 Ngf6 11.Bd2 e6 12.O-O-O Qc7 13.Qe2 O-O-O 14.Ne5 Nb6 15.Ba5 Rd5
16.Bxb6 axb6 17.Kb1 b5 18.f4 Bd6 19.Nf1 b4 20.Ne3 Rb5 21.N3c4 Rd8 22.Rhf1 Bf8
23.g4 Kb8 24.g5 Nd5 25.g6 f5 26.Nf7 Re8 27.Qf3 Nf6 28.Rfe1 Rd5 29.Re5 b5
30.Ne3 Rd7 31.Qe2 Qa5 32.d5 cxd5 33.Nxd5 Qa6 34.Nxf6 Rxd1+ 35.Qxd1 gxf6 36.Qd7 fxe5
37.Qxe8+ Qc8 38.Qxb5+ Qb7 39.Qxb7+ Kxb7 40.Nd8+ Kc8 41.Nxe6 exf4 42.Kc1  1-0

