Donaldson, John vs Koepcke, Richard
Northern Open · Round ? · 1989.??.?? · 1-0 · E54 Nimzo-Indian Defense: Normal Variation, Gligoric System
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PGN
[Event "Northern Open"] [Site "Cali Northern Open"] [Date "1989.??.??"] [Round "?"] [White "Donaldson, John"] [Black "Koepcke, Richard"] [Result "1-0"] [PlyCount "99"] [WhiteElo "2395"] [WhiteFideId "2000709"] [WhiteTitle "IM"] [BlackElo "2285"] [BlackFideId "2007096"] [ECO "E54"] [Source "Codekiddy"] [SourceQuality "3"] [ImportDate "2026-01-06"] 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 b6 10. Bg5 Bb7 11. Ne5 Nbd7 12. Qe2 Bxc3 13. bxc3 Qc7 14. Nxd7 Nxd7 15. Rac1 Rfc8 16. Bb3 Qc6 17. f4 b5 18. f5 e5 19. f6 gxf6 20. d5 Qd6 21. Bh6 f5 22. Qh5 Qg6 23. Rxf5 Qxh5 24. Rxh5 f6 25. d6+ Kh8 26. Be6 Rd8 27. Bf5 Bd5 28. Rf1 Bf7 29. Rh4 Bg6 30. Bxd7 Rxd7 31. Rxf6 Rad8 32. Bg5 Kg8 33. Rxg6+ hxg6 34. Bxd8 Rxd8 35. Re4 Rxd6 36. Rxe5 Rd2 37. Re6 Rxa2 38. Rxg6+ Kf7 39. Rg5 Rb2 40. h4 a5 41. h5 b4 42. cxb4 a4 43. Kh2 Rxb4 44. Kh3 a3 45. Ra5 Rb3+ 46. Kh4 Kg7 47. g4 Kh7 48. Ra7+ Kh8 49. h6 Rb6 50. Kh5 1-0