Donaldson, John vs Cacho, Robert
Keres Memorial 15th · Round 6 · 1990.05.21 · 1-0 · B08 Pirc Defense: Classical Variation, Quiet System, Parma Defense
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PGN
[Event "Keres Memorial 15th"]
[Site "Vancouver"]
[Date "1990.05.21"]
[Round "6"]
[White "Donaldson, John"]
[Black "Cacho, Robert"]
[Result "1-0"]
[PlyCount "83"]
[WhiteElo "2400"]
[WhiteFideId "2000709"]
[WhiteTitle "IM"]
[BlackElo "2012"]
[BlackFideId "5210291"]
[ECO "B08v"]
[Source "Codekiddy"]
[SourceQuality "3"]
[ImportDate "2026-01-06"]
[Merged "true"]
1. Nf3 g6 2. e4 Bg7 3. d4 d6 4. Be2 Nf6 5. Nc3 O-O 6. O-O Bg4 7. Be3 Nc6 8. Qd2
e5 9. d5 Ne7 10. Rad1 Bd7 11. Ne1 b5 12. a3 a5 13. b4 axb4 14. axb4 Qb8 15. Bg5
Ra3 16. f3 Qb6+ 17. Be3 Qb7 18. Nd3 Nh5 19. Nc1 Nf4 20. Nb3 f5 21. Ra1 Rfa8 22.
Rxa3 Rxa3 23. Rd1 Nxe2+ 24. Nxe2 f4 25. Bf2 Ra8 26. Na5 Qc8 27. Re1 ( 27. Rc1
Qa6 28. Qc3 c5 29. dxc6 Nxc6 30. Nxc6 Bxc6 31. Qb3+ Kh8 32. Rd1
{ continues in main line } ) 27... Qa6 28. Qc3 c5 29. dxc6 Nxc6 30. Nxc6 Bxc6
31. Qb3+ Kh8 32. Rd1 Qa2 33. Qxa2 Rxa2 34. Rxd6 Ra1+ 35. Be1 Rxe1+ 36. Kf2 Rb1
37. Rxc6 Kg8 38. c3 Kf7 39. Rb6 Bf6 40. Rxb5 Rh1 41. Rb7+ Ke6 42. Rxh7 1-0