[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1980.01.23"]
[Round "7"]
[White "Bohm, Hans"]
[Black "Biyiasas, Peter"]
[Result "0-1"]
[WhiteElo "2410"]
[BlackElo "2485"]
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. g3 O-O 6. Bg2 Nc6 7. Nge2 e5 8. d5 Ne7 9. O-O Nh5 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. g4 Nf6 14. h3 h5 15. Nc1 hxg4 16. hxg4 Ng6 17. Nd3 Rf7 18. c5 Bf8 19. b4 Rh7 20. Rc1 Qd7 21. Be1 Qg7 22. Kf2 Qh8 23. Rg1 Rh2 24. Kf1 Bd7 25. Bf2 Be7 26. a4 Rf8 27. c6 bxc6 28. dxc6 Be6 29. Nb5 Bd8 30. Nxa7 Nxg4 31. fxg4 f3 32. Ke1 fxg2 33. Kd2 Nf4 34. Be3 Rh3 35. Rc3 Rg3 36. Qe1 Qh3 37. Nf2 Qh2 38. b5 Nh3 39. Nxh3 Qxh3 40. b6 Rf1 41. b7 Rxe1 42. b8=Q Rgxe3 43. Qxd8+ Kf7 44. Qxc7+ Kg6 45. Rxe1 g1=Q 46. Rcxe3 Qf2+ 47. Kd3 Qhg2 48. R1e2 Qgf1 49. Kd2 Q1e1+ 50. Kc2 Qfxe2+ 51. Rxe2 Qxe2+ 52. Kc1 Qe1+ 53. Kc2 Qxe4+ 54. Kc1 Qc4+ 55. Kb2 Qb4+ 56. Kc1 Qa3+ 57. Kd2 Qb2+ 58. Kd3 e4+ 59. Kxe4 Qe2+ 60. Kd4 Qd2+ 61. Ke4 Bd5# 0-1