Donaldson, John vs Opl, Klaus
? · Round ? · 1978.??.?? · 1-0 · C84 Ruy Lopez: Morphy Defense, Mackenzie Variation
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PGN
[Event "?"] [Site "Styria Open"] [Date "1978.??.??"] [Round "?"] [White "Donaldson, John"] [Black "Opl, Klaus"] [Result "1-0"] [PlyCount "109"] [WhiteElo "2275"] [WhiteFideId "2000709"] [WhiteTitle "IM"] [BlackElo "1980"] [BlackFideId "1637118"] [BlackTitle "FM"] [ECO "C84q"] [Source "Codekiddy"] [SourceQuality "3"] [ImportDate "2026-01-06"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. O-O Be7 7. Re1 O-O 8. e5 Ne8 9. Bf4 b5 10. Bb3 d5 11. c3 Bg4 12. h3 Bh5 13. g4 Bg6 14. cxd4 Nb4 15. Bg3 a5 16. a3 a4 17. axb4 axb3 18. Rxa8 Qxa8 19. Qxb3 c6 20. Nbd2 Nc7 21. Bh4 Bxh4 22. Nxh4 Ne6 23. Qe3 Qa7 24. f4 Bc2 25. Nhf3 Qa4 26. f5 Nc7 27. Qc3 Be4 28. Nb3 Na6 29. Ra1 Qxb4 30. Rxa6 Qxc3 31. bxc3 Bxf3 32. Rxc6 h6 33. Kf2 Bd1 34. Nc5 h5 35. g5 Bc2 36. f6 gxf6 37. Nd7 fxg5 38. Nxf8 Kxf8 39. Rc5 Be4 40. Rxb5 Kg7 41. Kg3 f5 42. exf6+ Kxf6 43. h4 gxh4+ 44. Kxh4 Bf3 45. Kg3 Be4 46. Kf4 Kf7 47. Kg5 Bf3 48. Rb6 Ke7 49. Kf4 Be2 50. Ke5 Bf3 51. Rb7+ Kf8 52. Kf6 Ke8 53. Rh7 Kd8 54. Ke5 Be4 55. Rxh5 1-0