[Event "Olympiad-25"]
[Site "Luzern"]
[Date "1982.11.15"]
[Round "14"]
[White "Zabasajja, Willy"]
[Black "Grumer, Eugene"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Bg5 h6 8. Bd2 Bg7 9. Qc1 Na6 10. Bxa6 bxa6 11. Nge2 Rb8 12. Rb1 Bd7 13. O-O Bb5 14. Nxb5 axb5 15. f3 Qe7 16. b4 Nd7 17. Nc3 a6 18. a4 c4 19. axb5 axb5 20. Be3 Ne5 21. Qd2 Nd3 22. Ne2 Qh4 23. Bd4 Ne5 24. f4 Ng4 25. h3 Nf6 26. Bf2 Nxe4 27. Qe3 Qe7 28. Nd4 Bxd4 29. Qxd4 O-O 30. f5 Qe5 31. fxg6 fxg6 32. Qxe5 dxe5 33. Rbe1 Nd2 34. Ba7 Rxf1+ 35. Rxf1 Ra8 36. Rd1 c3 37. Be3 Ne4 38. Bxh6 Rd8 39. Re1 Nd2 40. Rxe5 Rc8 41. Re1 Rd8 42. Bxd2 cxd2 43. Rd1 Rxd5 44. Kf2 Rd4 45. Ke3 Rxb4 46. Rxd2 Kf7 47. Kd3 Ke6 48. Kc3 Rc4+ 49. Kb3 Ke5 50. Rd3 g5 51. Rg3 Kf4 52. Rg4+ Kf5 53. Rg3 Kf4 1/2-1/2