[Event "ARG-ch"]
[Site "Quilmes"]
[Date "1980.??.??"]
[Round "11"]
[White "Giardelli, Sergio C"]
[Black "Najdorf, Miguel"]
[Result "1-0"]
[WhiteElo "2300"]
[BlackElo "2510"]
[ECO "A25"]

1.c4 e5 2.Nc3 Nc6 3.g3 d6 4.Bg2 Be6 5.d3 Qd7 6.Rb1 g6 7.b4 Bg7 8.b5 Nd8 9.Nd5 c6
10.bxc6 bxc6 11.Nc3 f5 12.Ba3 Ne7 13.Qd2 O-O 14.f4 Nf7 15.Nf3 Rab8 16.O-O c5
17.e3 e4 18.dxe4 Bxc4 19.Rfc1 fxe4 20.Nxe4 Bd5 21.Nc3 Bc6 22.e4 Qc7 23.Bb2 Rb6
24.Ba1 Rfb8 25.Rxb6 Qxb6 26.Bh3 c4+ 27.Kg2 Qc5 28.Be6 h6 29.Na4 Bxa4 30.Bxg7 Kxg7
31.Rxc4 Qb5 32.Qd4+ Ne5 33.fxe5 dxe5 34.Qxa7 Qb2+ 35.Kh3 Kf6 36.Qxa4 Qf2
37.Qd1 Kxe6 38.Rc7  1-0

