[Event "Interzonal-05"]
[Site "Stockholm"]
[Date "1962.02.14"]
[Round "12"]
[White "Bolbochan, Julio"]
[Black "Bertok, Mario"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. f4 c5 7. Nf3 cxd4 8. Nxd4 Nc6 9. Be3 Nd7 10. Qd2 Nc5 11. O-O Qa5 12. Rfd1 Ne6 13. Nb3 Bxc3 14. bxc3 Qa3 15. Bf3 Nc5 16. Nxc5 dxc5 17. Qf2 Qxc3 18. Rac1 Qa5 19. Bxc5 Qc7 20. e5 Be6 21. Bd5 Rfc8 22. Be3 Rd8 23. Qf3 Rd7 24. h3 Rad8 25. Kh2 Qa5 26. Bxc6 Rxd1 27. Rxd1 Rxd1 28. Qxd1 bxc6 29. Qb3 Qc7 30. Bc5 Kf8 31. a4 h5 32. Qg3 Bxc4 33. Qg5 Ke8 34. a5 Be6 35. Kg3 Bf5 36. Kh2 Be6 37. Kg3 Qd8 38. Kh2 Kd7 39. a6 Ke8 40. Bxa7 Qa5 41. Bf2 Qxa6 42. Bc5 Qb7 43. Kg3 Qc7 44. Kh4 Qd8 45. Bb4 Kd7 46. Ba3 Bf5 47. g4 hxg4 48. hxg4 Be6 49. Kg3 Ke8 50. Kh4 Bc8 51. Bc5 Be6 52. f5 gxf5 53. gxf5 Bd5 54. Qg8+ Kd7 55. Qxd8+ Kxd8 56. Kg5 Kd7 57. Kf4 Bb3 58. Ba3 Bc2 59. Bb4 1/2-1/2