[Event "Olympiad-20 Preliminaries A"]
[Site "Skopje"]
[Date "1972.09.20"]
[Round "2"]
[White "Kirsch, Gerard"]
[Black "Hernandez Onna, Roman"]
[Result "0-1"]
1. d4 d5 2. c4 e6 3. Nc3 c5 4. Nf3 Nc6 5. e3 Nf6 6. b3 Ne4 7. Nxe4 dxe4 8. Ne5 Nxe5 9. dxe5 Qxd1+ 10. Kxd1 Bd7 11. Kc2 Be7 12. Bb2 O-O 13. Be2 Bc6 14. Rad1 f6 15. Rd2 Rad8 16. Rhd1 Rxd2+ 17. Rxd2 f5 18. g3 g5 19. Rd1 Kf7 20. Bc3 Kg6 21. a3 h5 22. Rg1 Rh8 23. h4 gxh4 24. gxh4+ Kh6 25. Rg2 Be8 26. Rh2 Bc6 27. b4 Rg8 28. b5 Bd7 29. f4 exf3 30. Bxf3 b6 31. Be1 Bd8 32. Rg2 Bg5 33. Kc3 Be7 34. Bg3 Kh7 35. Bf2 Rd8 36. Rg1 f4 37. e4 Rg8 38. a4 Be8 39. Rd1 Kg7 40. Rg1+ Kf8 41. Rd1 Rg7 42. Kb3 Bg6 43. Rd7 Bf6 44. Rd6 Bxe5 45. Rxe6 Bc7 46. a5 Rd7 47. Kc3 Rd6 48. axb6 axb6 49. Rxd6 Bxd6 50. Kd3 Be5 51. Bg2 Ke7 52. Bf3 Kd6 53. Bg2 Ba1 54. Bh1 Ke5 55. Bf3 Bb2 56. Bg2 Bf7 57. Bf3 Kf6 58. Be2 Be5 59. Bf3 Kg6 60. Be2 Be6 61. Bf3 Bg4 62. Ke2 Bc3 63. Bg1 Kf6 64. Bf2 Ke5 65. Bxg4 hxg4 66. Kd3 g3 67. Bg1 f3 0-1