[Event "Buenos Aires"]
[Site "Buenos Aires"]
[Date "1970.07.23"]
[Round "4"]
[White "Rubinetti, Jorge Alberto"]
[Black "Rossetto, Hector"]
[Result "1/2-1/2"]

1. Nf3 g6 2. c4 Bg7 3. d4 c5 4. e3 cxd4 5. exd4 Nf6 6. Nc3 O-O 7. Be2 d5 8. O-O Nc6 9. h3 dxc4 10. d5 Na5 11. Bf4 Bf5 12. Be5 Rc8 13. Qd4 Qb6 14. Qxb6 axb6 15. Rfd1 Rfd8 16. Bd4 Nd7 17. Bxg7 Kxg7 18. g4 Bd3 19. Bxd3 cxd3 20. Rxd3 Nc4 21. b3 Nc5 22. Rd4 Nd6 23. Rb1 Nd7 24. Ne4 Rc2 25. a4 Rdc8 26. Kg2 Ra2 27. Nxd6 exd6 28. Rf4 Re2 29. Rf1 h6 30. Nd4 Re5 31. Rd1 Nf6 32. Nb5 Ne8 33. Rfd4 Rc2 34. Na3 Ra2 35. Nc4 Ree2 36. R1d2 Raxd2 37. Rxd2 Re4 38. Nxb6 Rb4 39. Nc4 Rxb3 40. Re2 Kf8 41. a5 Rb4 42. Nb6 Nf6 43. Nc8 Nxd5 44. Rd2 Nf4+ 45. Kg3 d5 46. Nb6 Rd4 47. Rxd4 Ne2+ 48. Kg2 Nxd4 49. Nd7+ Ke7 50. Nc5 Ne6 51. Nxb7 Kd7 52. a6 Kc7 53. h4 f6 54. f3 Kb6 55. Nd6 Kxa6 56. Ne8 f5 57. h5 fxg4 58. hxg6 Nf4+ 1/2-1/2