[Event "Northwest Chess October op"]
[Site "Seattle"]
[Date "1980.10.??"]
[Round "?"]
[White "Donaldson, John W"]
[Black "Pappas, Cliff"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2360"]
[PlyCount "86"]
[EventDate "1980.10.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. 0-0 Nc6 6. c3 Nf6 7. d4 Nxe4 8. d5 Nb8 9. Re1 Nf6 10. Bg5 h6 11. Bxf6 gxf6 12. Nbd2 Na6 13. b4 Rg8 14. Rb1 f5 15. b5 Nc7 16. Nc4 b6 17. Qd3 0-0-0 18. a4 e5 19. dxe6 fxe6 20. a5 Kb7 21. Red1 Nd5 22. g3 Qg7 23. Rb3 Qg4 24. Ncd2 Nf4 25. Qf1 e5 26. Kh1 Nh3 27. axb6 axb6 28. Ra1 Be7 29. Rba3 Ra8 30. Ra6 Ng5 31. Nxg5 hxg5 32. f3 Qh5 33. Qd3 Qf7 34. Nc4 d5 35. Rxa8 Rxa8 36. Rxa8 dxc4 37. Qd7+ Kxa8 38. Qc8+ Ka7 39. Qa6+ Kb8 40. Qxb6+ Kc8 41. Qa6+ Kb8 42. Qb6+ Kc8 43. Qc6+ Kb8 1/2-1/2

