[Event "Mar del Plata International-27"]
[Site "Mar del Plata"]
[Date "1966.03.27"]
[Round "13"]
[White "Rubinetti, Jorge Alberto"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bxc6+ bxc6 6. d4 f6 7. Nc3 g6 8. h4 h5 9. Be3 Bg7 10. Qd3 Bd7 11. O-O-O Nh6 12. dxe5 fxe5 13. Ng5 Qe7 14. Qc4 Nf7 15. Rh3 Nxg5 16. Bxg5 Qf7 17. Qxf7+ Kxf7 18. Rf3+ Kg8 19. Rdd3 Bg4 20. Rfe3 Kf7 21. Na4 Rhb8 22. Rb3 Bf8 23. Rec3 Bd7 24. Rf3+ Ke8 25. Rf6 Rxb3 26. axb3 Bg7 27. Rf3 d5 28. Nc5 Bg4 29. Re3 d4 30. Re1 Kf7 31. Kd2 Bf8 32. Nd3 Bd6 33. Ra1 Bc8 34. Ra5 Ke6 35. Ke2 Rb8 36. g3 Rb5 37. Bd2 Rxa5 38. Bxa5 c5 39. f3 Bd7 40. c4 dxc3 41. bxc3 c4 42. bxc4 c6 43. c5 Be7 44. Bc7 Bf6 45. c4 Bc8 46. Kd2 Bd7 47. Kc3 Be8 48. Kb4 Bf7 49. Bd6 Bg7 50. Kb3 a5 51. Ka4 Kd7 52. Nb2 Be6 53. Kxa5 Bh3 54. Nd3 Bg2 55. Ne1 Bf1 56. Kb4 Be2 57. Kc3 Ke6 58. Kb4 Kd7 59. Kc3 Ke6 60. Kd2 Bxc4 61. Ke3 Bf6 62. Ng2 Bf1 63. Ne1 Bc4 64. Nc2 Bb5 65. Ne1 Bc4 1/2-1/2