[Event "Olympiad-26"]
[Site "Thessaloniki"]
[Date "1984.11.19"]
[Round "1"]
[White "Byfield, Geoffrey"]
[Black "Hartman, Brian"]
[Result "0-1"]
[BlackElo "2230"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 O-O 6. Nf3 d5 7. e3 c5 8. Be2 Nc6 9. O-O Qc7 10. Nd2 e5 11. Bb2 cxd4 12. cxd4 exd4 13. exd4 Be6 14. Rc1 Rad8 15. cxd5 Nxd5 16. Bb5 Nde7 17. Qc2 Qb6 18. Bxc6 Nxc6 19. Nf3 h6 20. Rfe1 Bd5 21. Ne5 Nxd4 22. Qc3 Be6 23. Re4 Nb5 24. Qg3 f6 25. Ng4 Bxg4 26. Rxg4 Rf7 27. Rb4 a5 28. Rbc4 Nd6 29. R4c2 Ne4 30. Qg6 Rfd7 31. g3 Nxf2 32. Rxf2 Rd2 33. Rf1 Rxb2 34. Qe4 Rxf2 35. Rxf2 Rd1+ 36. Kg2 Qc6 37. Qxc6 bxc6 38. Kf3 Rd3+ 39. Ke4 Rxa3 40. Rc2 h5 41. Rxc6 Kh7 42. Rc5 Kh6 43. Kf5 a4 44. Rc8 Kh7 45. Rc4 Ra1 46. Rh4 Kh6 47. g4 Rf1+ 48. Ke4 f5+ 49. gxf5 a3 0-1