[Event "Buenos Aires"]
[Site "Buenos Aires"]
[Date "1964.??.??"]
[Round "1"]
[White "Schweber, Samuel"]
[Black "Petrosian, Tigran V"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A04"]

1.e4 e6 2.d3 c5 3.Nf3 Nc6 4.g3 g6 5.Bg2 Bg7 6.O-O Nge7 7.Re1 d6 8.c3 e5 9.Be3 O-O
10.Na3 b6 11.Nc2 d5 12.Bg5 f6 13.Bd2 d4 14.cxd4 cxd4 15.Nb4 Be6 16.Qa4 Qd7
17.Rec1 Rfc8 18.Na6 Nd8 19.Qxd7 Bxd7 20.Nc7 Rab8 21.Ne1 Nb7 22.Na6 Rxc1 23.Rxc1 Rc8
24.Rxc8+ Bxc8 25.Bf3 Kf7 26.Bd1 Be6 27.a3 Nc5 28.Nxc5 bxc5 29.b3 f5 30.f3 Nc6
31.Kf2 Bf8 32.Bc2 Bd6 33.Ke2 f4 34.g4 Bc7 35.b4 cxb4 36.axb4 Bd6 37.b5 Nb4
38.Ba4 Ke7 39.Nc2 Nxc2 40.Bxc2 Bd7 41.Ba4 a6 42.Kd1 axb5 43.Bb3 h5 44.h3 Kf6
45.Ba5 Ke7 46.Bd5 Be6 47.Bxe6 Kxe6 48.Kc2 Kd7 49.Kb3 Be7 50.Be1 hxg4 51.hxg4 Kc6
52.Ka2 Kb6 53.Kb2 Ka6 54.Ka2 Bd8 55.Kb3 Ba5 56.Bh4 Kb7 57.Bf6 Bc7 58.Be7 Kc6
59.Kb4 Bb6 60.Kb3 Ba5 61.Bf6 Kd6 62.Bh4 Ke6 63.Ka3 Kd7 64.Kb3 Bc7 65.Kb4 Kc6
66.Be7 Bb6 67.Bf6 Bc5+ 68.Kb3 Bd6 69.Bg5 Kd7 70.Bf6 Ke6 71.Bh4  1/2-1/2

