[Event "URS-ch31"]
[Site "Leningrad"]
[Date "1963.??.??"]
[Round "?"]
[White "Klovans, Janis"]
[Black "Spassky, Boris V"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "C88"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.a4 Bb7
9.d3 d6 10.Nc3 Na5 11.Ba2 b4 12.Ne2 c5 13.Ng3 b3 14.cxb3 Nc6 15.Nf5 Nb4 16.Bb1 a5
17.Bg5 Bc8 18.Nxe7+ Qxe7 19.Nd2 h6 20.Be3 g5 21.Nf1 Ne8 22.Ng3 Ng7 23.Qd2 f6
24.Bc2 Qf7 25.Bd1 Qg6 26.Be2 h5 27.Qd1 g4 28.f4 gxf3 29.Bxf3 h4 30.Nh5 Ra7
31.Rf1 f5 32.Nxg7 Rxg7 33.exf5 Bxf5 34.Qd2 Bxd3 35.Bh6 Bxf1 36.Rxf1 e4 37.Bxg7 Kxg7
38.Be2 Rxf1+ 39.Bxf1 Qf6 40.Qe2 Qf4 41.Qb5 Kh6 42.Qe8 Qe3+ 43.Kh1 Qf2 44.Qh8+ Kg5
45.Qg7+ Kf4 46.g3+ hxg3 47.hxg3+ Qxg3 48.Qh6+ Kf3 49.Qd2 Kg4 50.Bb5 Nd3 51.Bxd3 exd3
52.Qxa5  0-1

