[Event "Bucharest Int 10th"]
[Site "Bucharest"]
[Date "1971.06.24"]
[Round "12"]
[White "Ribli, Zoltan"]
[Black "Averbakh, Yuri L"]
[Result "1/2-1/2"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. d4 O-O 6. c4 Nbd7 7. Nbd2 b6 8. b3 Bb7 9. Bb2 c5 10. Rc1 Rc8 11. e3 dxc4 12. Nxc4 b5 13. Nce5 a6 14. Qe2 Nxe5 15. Nxe5 Bxg2 16. Kxg2 Qd5+ 17. Qf3 Rfe8 18. dxc5 Rxc5 19. Nc6 Bf8 20. Rxc5 Bxc5 21. Rd1 Qxf3+ 22. Kxf3 Rc8 23. Bxf6 gxf6 24. Rd8+ Rxd8 25. Nxd8 f5 26. Nc6 Bd6 27. Ke2 Kf8 28. Kd3 Ke8 29. Kd4 f6 30. Kc3 Kd7 31. Nd4 Bc5 32. Ne2 Bd6 33. Kd3 Kc6 34. Nd4+ Kd5 35. f3 Be5 36. Nc2 Kc5 37. Ke2 Bc3 38. Kf2 Kd6 39. Kg2 Ke7 40. Kh3 Kf7 41. e4 fxe4 42. fxe4 f5 43. exf5 exf5 44. Kg2 Ke6 45. Kf3 Ke5 46. Ke3 Ba5 47. Kd3 f4 48. g4 Bb6 49. Ne1 f3 50. Nxf3+ Kf4 51. Ke2 Kxg4 52. Ne5+ Kh3 53. Nd7 Bd8 54. Kf3 Be7 55. Nb8 Bd6 56. Nxa6 b4 57. Ke4 h5 58. Kd5 h4 59. Kxd6 Kxh2 60. Nxb4 h3 61. Nc6 Kg3 62. b4 h2 63. b5 h1=Q 64. b6 Qh7 65. Nd8 Qg6+ 66. Kc7 Qg7+ 67. Kc8 Qc3+ 68. Kd7 Qd4+ 69. Kc7 Qe5+ 70. Kd7 Qb5+ 71. Kc7 Qe5+ 72. Kd7 Qb8 73. b7 Kf4 74. a4 Ke4 75. a5 Kd5 76. a6 Kc5 77. a7 Qxa7 78. Kc8 1/2-1/2