[Event "Chicago op"]
[Site "Chicago"]
[Date "1997.??.??"]
[Round "3"]
[White "Giardelli, Sergio C"]
[Black "Yudasin, Leonid"]
[Result "1-0"]
[WhiteElo "2460"]
[BlackElo "2600"]
[ECO "A30"]

1.c4 c5 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O g6 6.d4 cxd4 7.Qxd4 Bg7 8.Nc3 d6
9.Be3 Nbd7 10.Rac1 Rc8 11.b3 a6 12.Rfd1 O-O 13.Qh4 Re8 14.Bh3 Rc7 15.g4 b5
16.g5 Bxf3 17.exf3 b4 18.Ne2 Ne5 19.Bg2 Nfd7 20.Bd4 f6 21.f4 Nf7 22.Be3 Nc5
23.Qg3 e6 24.Rd2 Qe7 25.Rcd1 f5 26.h4 e5 27.Bd5 Ne4 28.Bxe4 fxe4 29.Qg2 Qe6
30.Rd5 Rce7 31.fxe5 Nxe5 32.Rxd6 Nf3+ 33.Kf1 Qc8 34.h5 gxh5 35.Nf4 Be5 36.Nxh5 Bxd6
37.Nf6+ Kh8 38.Nxe8 Bc5 39.Nd6 Bxd6 40.Rxd6 Nh4 41.Qh2 Nf5 42.Rd5 Qe6 43.Bc5 Rf7
44.Qe5+ Qxe5 45.Rxe5 Kg7 46.Ke2 Kg6 47.Rxe4 Kxg5 48.Bxb4 h5 49.Bd2+ Kf6 50.c5 Rc7
51.b4 h4 52.Bf4 Rc8 53.Bh2 h3 54.Rc4 Kg5 55.a4 Re8+ 56.Kf3 Rd8 57.c6  1-0

