[Event "FRG-ch int"] [Site "Berlin West"] [Round "0"] [White "Hans-Joachim Hecht"] [Black "Jan Hein Donner"] [Result "1/2-1/2"] [WhiteElo "2428"] [BlackElo "2500"] [ECO "B90"] [Opening "Sicilian: Najdorf"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. O-O-O Nbd7 10. g4 b5 11. Bxf6 Nxf6 12. g5 Nd7 13. f5 Nc5 14. g6 hxg6 15. fxg6 fxg6 16. a3 Rb8 17. Qg3 O-O 18. Bh3 b4 19. axb4 Rxb4 20. Qxg6 Bf6 21. e5 dxe5 22. Nde2 e4 23. Rhg1 Qe5 24. Rdf1 Bd7 25. Rxf6 Qxf6 26. Qg3 Bb5 27. Qd6 Bxe2 28. Qxc5 Rfb8 29. Nxe2 Qh6+ 30. Qg5 Qxg5+ 31. Rxg5 Rxb2 32. Bxe6+ Kf8 33. Rf5+ Ke7 34. Bc4 Rb1+ 35. Kd2 Rh8 36. Re5+ Kd6 37. Rxe4 Rxh2 38. Bxa6 Rg1 39. Bd3 Rg5 40. Rd4+ Rd5 41. Rxd5+ Kxd5 42. c4+ Kc5 43. Kc3 g5 44. Ng3 g4 45. Ne4+ Kc6 46. Kd4 Rh4 47. Ng3 Rh3 48. Be4+ Kc7 49. Nf5 Ra3 50. Bd3 Kb6 51. Ng3 Kc7 52. Nf5 Kb6 53. Ne3 g3 54. Nd5+ Ka5 55. Nf4 Ra2 56. Be4 Kb4 {#d} 1/2-1/2