[Event "Buenos Aires"] [Site "Buenos Aires ARG"] [Date "1970.08.11"] [EventDate "1970.??.??"] [Round "15"] [Result "1/2-1/2"] [White "Jorge Alberto Rubinetti"] [Black "Samuel Schweber"] [ECO "D37"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "177"] 1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Be7 5.Bf4 O-O 6.e3 a6 7.c5 Nc6 8.a3 Nh5 9.Be2 Bd7 10.b4 Nxf4 11.exf4 b6 12.O-O a5 13.b5 Na7 14.c6 Be8 15.Qc2 g6 16.Rfe1 Bd6 17.g3 f6 18.Bd3 Bf7 19.h4 Kg7 20.Kg2 h5 21.Re2 Re8 22.Qd1 Nc8 23.Qh1 Ne7 24.Qh3 Nf5 25.Nd1 Qe7 26.a4 Qf8 27.Ne3 Qh8 28.Nc2 Re7 29.Rae1 Rae8 30.Kh1 Qh6 31.Ne3 Kf8 32.Nxf5 gxf5 33.Rg1 Bg8 34.Qf1 Rg7 35.Qd1 Ree7 36.Ree1 Bh7 37.Nh2 Rg8 38.Be2 Bb4 39.Ref1 Bg6 40.Bf3 Reg7 41.Qe2 Bf7 42.Rd1 Rh7 43.Nf1 Bd6 44.Ne3 Qg6 45.Qd3 Ke8 46.Rge1 Kd8 47.Qf1 Re8 48.Qh3 Bg8 49.Nc2 Rhe7 50.Re3 Rg7 51.Re2 Rge7 52.Ne1 Bb4 53.Nc2 Bd6 54.Qf1 Qh6 55.Ne1 Bb4 56.Nc2 Bd6 57.Ne1 Bb4 58.Rc2 Bxe1 59.Qxe1 Rh7 60.Re2 Qf8 61.Rd3 Qd6 62.Rde3 Bf7 63.Qc3 Rhh8 64.Re1 Rhg8 65.Kh2 Rh8 66.Qb3 Rhg8 67.Qd1 Rh8 68.Qd2 Kc8 69.R1e2 Kd8 70.Bg2 Rhg8 71.Bh3 Rh8 72.Qc3 Rhg8 73.Qa3 Qxa3 74.Rxa3 Rg7 75.Rae3 Rg6 76.Re1 Rg7 77.Bf1 Rg6 78.Bd3 Rg7 79.Bc2 R7g8 80.Kh3 Rg7 81.R3e2 Rgg8 82.Re3 Rg7 83.Rg1 Rh8 84.Ree1 Rgh7 85.Re2 Rh6 86.Rge1 Re8 87.Bd1 Rh7 88.Re3 Re7 89.Bc2 1/2-1/2