[Event "Olympiad-23"]
[Site "Buenos Aires"]
[Date "1978.11.08"]
[Round "13"]
[White "Catalan, Toufeeq"]
[Black "Jones, Iolo Cerredig"]
[Result "0-1"]
[BlackElo "2250"]

1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Nbd7 5. g3 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2 Re8 9. h3 Bf8 10. e4 g6 11. b3 Bg7 12. Bb2 Nh5 13. Rad1 Qc7 14. Ba3 Bf8 15. Rfe1 Ng7 16. d5 c5 17. g4 a6 18. Bc1 Be7 19. Bh6 Nf8 20. Nh2 g5 21. Nf1 Ng6 22. Ng3 Nf4 23. Nf5 Nxf5 24. exf5 f6 25. Ne2 Nxe2+ 26. Rxe2 Bf8 27. Bxf8 Rxf8 28. h4 Qg7 29. Re3 gxh4 30. Qe4 Qg5 31. Rh3 h5 32. Bf3 Kf7 33. Kh2 Rg8 34. Rg1 hxg4 35. Bxg4 Ke7 36. f4 Qh6 37. fxe5 fxe5 38. Rf1 Qf6 39. Bh5 Rg5 40. Bg4 Rg7 41. Bh5 Bd7 42. Rhf3 Rh8 43. Bg6 Be8 44. a3 Kd8 45. b4 Qg5 46. Qe3 Qxe3 47. Rxe3 cxb4 48. axb4 Rf8 49. Bxe8 Kxe8 50. c5 Kd7 51. Re4 Rc8 52. Rc1 Rh8 53. c6+ Kc7 54. cxb7+ Kxb7 55. Rc6 Rd8 56. b5 axb5 57. Rb4 Rc7 58. Rxb5+ Kc8 59. Rxc7+ Kxc7 60. Kh3 Rf8 61. Kg4 h3 62. Rb1 h2 63. Rh1 Rg8+ 64. Kf3 Rh8 65. Kg4 Kd7 66. Kg5 Ke7 67. Kg6 Rg8+ 68. Kh7 Rg2 0-1