[Event "1990 Canadian Open"]  [Site "Edmunston"]  [White "Danny Kopec"]  [Black "Georgy Timoshenko"]  [Result "1/2-1/2"]  [ECO "B40"]  [WhiteElo "2468"]  [BlackElo "2543"]  [Annotator "ATH"]  [PlyCount "81"]  [EventDate "1990.06.29"]  [EventType "swiss"]  [EventRounds "10"]  [EventCountry "CAN"]  [SourceTitle "CFC 1990.10"]  [SourceDate "2011.01.01"]  [SourceVersion "1"]  [SourceVersionDate "2011.01.01"]  [SourceQuality "1"]   1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. b3 $5 Nf6 (4... a6 5. g3 Be7 $11) 5. Bb5 $146  {It's not often that you leave the database on move five!} (5. Bb2 d5 6. exd5 (  6. Bb5) 6... exd5 7. Bb5 Bd6 $11 {Malar-Winckelmann, Ireland 2000}) 5... e5 $2  (5... Qc7 $11) 6. Bxc6 dxc6 7. Nxe5 Nxe4 8. Nxe4 Qd4 9. O-O Qxe5 10. Ba3 Be6 $6  (10... Bf5 11. Ng5 Qf6 12. Re1+ $14) 11. Re1 Qf5 $6 (11... Qd5 12. c4 Qd4 13.  Ng5 O-O-O 14. Rxe6 $1 fxe6 15. Nxe6 $16) 12. d4 O-O-O 13. Bxc5 h5 $2 (13...  Bxc5 14. Nxc5 $16) 14. Bxf8 $6 (14. Bxa7 $18) 14... Rhxf8 15. c4 h4 (15... Qg6  16. f3 $16 {is very slightly better}) 16. h3 ({And here} 16. f3 $16 {is very  slightly better}) 16... Qg6 17. Kh1 (17. Kf1 $1 $16) 17... Bf5 18. Qd3 Rd7 19.  Rad1 Rfd8 20. f3 (20. Rd2 $1 $16) 20... Rxd4 21. Qxd4 Rxd4 22. Rxd4 Kc7 $6 (  22... a5 23. c5 Kb8 24. b4 Bxe4 25. Rdxe4 $16) 23. Nd6 (23. b4 $1 $16) 23...  Be6 24. Ne8+ $2 (24. b4 a6 (24... Kb6 $2 25. a4 $18) 25. Ne4 $16) 24... Kb6 25.  b4 a6 26. c5+ Ka7 27. Nd6 Qf6 $2 (27... Qg3 28. Re2 Bxh3 29. a4 (29. gxh3 $2  Qxf3+ 30. Rg2 Qxh3+ 31. Kg1 Qe3+ $19) 29... g5 30. b5 cxb5 31. axb5 a5 32. Kg1  Bxg2 33. Rg4 (33. Rxg2 $2 Qe1+ 34. Kh2 Qe5+ $19) 33... Qxf3 34. b6+ Ka6 35.  Rgxg2 Qc3 36. Rc2 Qe3+ $11) 28. Ree4 g5 $6 (28... a5 29. a4 b6 30. cxb6+ Kxb6  31. bxa5+ Kxa5 32. Nc4+ $16) 29. a4 g4 $6 (29... Qh8 30. a5 $16) 30. hxg4 h3 $2  (30... a5 $1 31. b5 $16) 31. Kh2 $2 (31. b5 $18) 31... hxg2 32. Kxg2 Bd5 $2 (  32... a5 33. Ne8 (33. bxa5 Qg5 34. Rb4 $18) 33... Qg5 34. Nc7 $18) 33. Rxd5 $2  (33. b5 axb5 34. axb5 Kb8 35. Re8+ Kc7 36. Nf5 $18) 33... cxd5 34. Nc8+ Kb8 35.  Re8 b5 $1 36. axb5 axb5 37. Nb6+ Kb7 38. Rb8+ Ka7 39. Ra8+ Kb7 40. Rb8+ Ka7 41.  Ra8+ 1/2-1/2