[Event "Palma de Mallorca Gran Torneo-07"]
[Site "Palma de Mallorca"]
[Date "1971.12.11"]
[Round "10"]
[White "Donner, Jan Hein"]
[Black "Csom, Istvan"]
[Result "0-1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Bxc3+ 6. bxc3 Nc6 7. Ne2 b6 8. e4 d6 9. f4 e5 10. d5 Na5 11. fxe5 dxe5 12. Ng3 h6 13. O-O Qe7 14. Be2 g6 15. Be3 Ba6 16. d6 Qe6 17. Bxc5 bxc5 18. Qa4+ Nd7 19. Qxa5 Bxc4 20. Bxc4 Qxc4 21. Rab1 Qe6 22. Rb7 O-O 23. Qc7 Rfd8 24. Qc6 Nf6 25. Qxc5 Rxd6 26. Rxa7 Rxa7 27. Qxa7 Ra6 28. Qb8+ Kg7 29. Qb3 Qd7 30. Kh1 Qa7 31. Qb5 Ra5 32. Qb6 Ra6 33. Qb5 Ra5 34. Qc6 Qe7 35. Qc4 h5 36. Rf3 Qb7 37. Qf1 Nh7 38. Qe2 h4 39. Nf1 Ng5 40. Re3 Qb1 41. Qe1 Qxe1 42. Rxe1 Rxa2 43. h3 Rc2 44. Re3 Ne6 45. g3 hxg3 46. Nxg3 Nf4 47. Rf3 Nxh3 48. Nh5+ gxh5 49. Rxh3 Re2 50. Rxh5 Rxe4 51. Kg2 Kg6 52. Rh1 Rc4 53. Rc1 Kf5 54. Kf3 e4+ 55. Ke3 Ke5 56. Kd2 f5 57. Ra1 Rc5 58. Ra8 Kf4 59. Rh8 Rd5+ 60. Ke2 Ra5 0-1