[Event "US op"]
[Site "Boston"]
[Date "1988.??.??"]
[Round "?"]
[White "Ivanov, Alexander"]
[Black "Stone, Raymond"]
[Result "1-0"]
[WhiteElo "2420"]
[BlackElo "2415"]
[ECO "B47"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e6 5.Nc3 Qc7 6.g3 d6 7.Bg2 a6 8.O-O Bd7
9.Nxc6 Bxc6 10.a4 Nf6 11.Be3 Be7 12.a5 Nd7 13.Qe2 O-O 14.Rfd1 Rae8 15.Qc4 Rc8
16.Qa2 Rfe8 17.Rd2 Qb8 18.Rad1 Red8 19.f4 Nf6 20.Bb6 Rd7 21.Qb3 Bd8 22.Qb4 Be7
23.Qd4 d5 24.e5 Ne8 25.f5 exf5 26.Nxd5 Bg5 27.Rf2 g6 28.c4 Bh6 29.g4 Bg7
30.gxf5 Bxe5 31.Qh4 Bxd5 32.Bxd5 Bf6 33.Qg4 g5 34.h4 h6 35.hxg5 hxg5 36.Be3 Qe5
37.Bxg5 Bxg5 38.Qxg5+ Qg7 39.Rg2 Qxg5 40.Rxg5+ Kf8 41.Rh5 Ke7 42.Re1+ Kf6
43.Rh8 Nd6 44.Rxc8 Nxc8 45.Re8 Ne7 46.Be4 Nxf5 47.c5 Nd4 48.Rb8 Rc7 49.b4 Nc6
50.Bxc6 bxc6 51.Rb6 Ke5 52.Rxa6 Kd5 53.Rb6 f5 54.Kf2 Rh7 55.Kg3 Rh1 56.Rb7 Rg1+
57.Kf4 Rf1+ 58.Kg5 f4 59.Kg4 f3 60.Kg3 Ke4 61.Re7+ Kd4 62.a6 Ra1 63.a7 Ra3
64.Rb7 Kd5 65.Kf2 Ke4 66.b5 cxb5 67.c6 Kf4 68.Rf7+ Ke5 69.c7 Rxa7 70.c8=Q Rxf7
71.Qe8+ Kf6 72.Kxf3  1-0

