[Event "ARG-ch"]
[Site "Buenos Aires"]
[Date "1975.??.??"]
[Round "9"]
[White "De la Vega, Hector"]
[Black "Najdorf, Miguel"]
[Result "0-1"]
[WhiteElo "2360"]
[BlackElo "2510"]
[ECO "A48"]

1.d4 Nf6 2.Nf3 g6 3.Bf4 Bg7 4.e3 O-O 5.Be2 d6 6.h3 Nbd7 7.O-O Qe8 8.Bh2 e5
9.c4 Ne4 10.Qc2 f5 11.Nc3 Nxc3 12.bxc3 Qe7 13.Rfe1 b6 14.Nd2 Bb7 15.Bf3 e4
16.Be2 g5 17.f3 exf3 18.Bxf3 Bxf3 19.gxf3 Qf7 20.Nf1 Qxc4 21.Qb3 Qf7 22.Qxf7+ Rxf7
23.a4 a5 24.Rab1 Re8 25.Rb5 h6 26.Rd1 Kh7 27.Kg2 Kg6 28.Bg1 h5 29.c4 Bh6
30.Rd3 Re6 31.Bf2 Bf8 32.Nd2 Be7 33.Bg1 Bf8 34.Bf2 Re8 35.Bg1 Be7 36.Bf2 Bd8
37.Rb1 c6 38.Nb3 Bc7 39.Bg1 Nf6 40.Bf2 f4 41.exf4 gxf4 42.Rd2 Rfe7 43.Kf1 Kf5
44.Nc1 Rg7 45.Ne2 Nh7  0-1

