[Event "Mar del Plata International-22"]
[Site "Mar del Plata"]
[Date "1959.04.09"]
[Round "15"]
[White "Ivkov, Borislav"]
[Black "Fischer, Robert James"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 e5 6. d5 Nh5 7. Be3 f5 8. Nge2 O-O 9. Qd2 a6 10. O-O-O b5 11. exf5 gxf5 12. Ng3 Nf6 13. Bg5 Qe8 14. h4 b4 15. Nb1 Nh5 16. Nxh5 Qxh5 17. Be2 f4 18. g4 Qf7 19. Bd3 h6 20. Qc2 b3 21. axb3 a5 22. Qe2 hxg5 23. hxg5 Rd8 24. g6 Qe7 25. Nc3 Na6 26. Ne4 Nc5 27. Nxc5 dxc5 28. Rh5 a4 29. bxa4 Rxa4 30. Kb1 Bd7 31. d6 cxd6 32. Be4 Be6 33. Qd3 Qa7 34. Rdh1 Ra1+ 35. Kc2 Qa4+ 36. Qb3 Qxb3+ 37. Kxb3 Rb8+ 38. Kc3 Ra2 39. Rb1 Rb4 40. b3 Ra3 41. Kc2 Ra2+ 42. Kc3 Re2 43. Ra1 Re3+ 44. Kc2 Rexb3 45. Ra8+ Rb8 46. Ra7 Rb2+ 47. Kc1 R2b4 48. Rh7 Bf6 49. g7 Rxc4+ 50. Kd1 Rd4+ 51. Kc1 Rc4+ 52. Kd1 Rd4+ 53. Kc1 1/2-1/2