[Event "Toronto"]  [Site "1999 Pan-American Open"]  [White "Bryon Nickoloff"]  [Black "Pascal Charbonneau"]  [Result "1-0"]  [ECO "D27"]  [WhiteElo "2513"]  [BlackElo "2355"]  [Annotator "ATH"]  [PlyCount "57"]  [EventDate "1999.12.26"]  [EventType "swiss"]  [EventRounds "5"]  [EventCountry "CAN"]  [SourceTitle "CFC 2003.10"]  [Source "CFC"]  [SourceDate "2003.10.??"]  [SourceVersionDate "2003.10.??"]  [SourceQuality "1"]   1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 a6 6. O-O c5 7. Bd3 (7. b3 cxd4  8. Qxd4 Qxd4 9. Nxd4 b6 10. Be2 Bb7 11. Bb2 Nbd7 12. Nd2 Bc5 $11 {Zhu  Chen-Hommerson, Caleta 2014}) 7... Nbd7 8. Qe2 (8. Nbd2 b6 9. b3 cxd4 10. Nxd4  Bb7 $11) 8... b6 9. dxc5 (9. Rd1 Bb7 10. dxc5 Bxc5 11. a3 O-O 12. b4 Bd6 13.  Bb2 (13. Bxh7+ $5 Kxh7 14. Rxd6 Bd5 $11) 13... Qe7 14. Nbd2 b5 15. e4 e5 $11)  9... Bxc5 (9... Nxc5 10. Bc2 Bb7 $11 {Turova-Demina, St. Petersburg 2002}) 10.  e4 (10. a3 O-O $11 {Hunger-Bohak, ICCF email 2018}) 10... Qc7 $6 (10... Bb7 $11  ) 11. e5 Nd5 12. Nbd2 (12. Bd2 $1 O-O 13. Na3 Bxa3 14. bxa3 g6 15. Rac1 $14)  12... Bb7 13. Nb3 Be7 (13... Nb4 $1 14. Bb1 Be7 $11) 14. Bd2 O-O 15. Rac1 (15.  Rfc1 {is slightly better}) 15... Qb8 16. Rc4 (16. Rfe1 $5) 16... f5 $2 (16...  a5 17. Rg4 Nb4 18. Bh6 g6 19. Bxf8 Bxf8 20. Be4 Ba6 21. Qd1 Bxf1 22. Bxa8 Bb5  23. Nbd4 $14) 17. exf6 Rxf6 18. Ng5 $6 (18. a3 h6 19. Re4 $16) 18... g6 $2 (  18... h6 19. Nf3 $14) 19. Rfc1 $6 (19. Re1 Nf8 20. g3 $18) 19... Nf8 (19... Ne5  20. Rh4 Nxd3 21. Qxd3 Rf5 22. Rxh7 Bxg5 23. Qh3 Bf6 24. Rd7 $16 {is a small  improvement for Black}) 20. Nd4 (20. Rd1 $5) 20... Bd6 $2 (20... b5 21. R4c2  $16) 21. Ndxe6 (21. g3 $1 $18) 21... Bxh2+ 22. Kh1 Bd6 (22... Nxe6 23. Nxe6 Qd6  24. Nc7 $18 {puts up more resistance}) 23. Rh4 $6 (23. Nxf8 Qxf8 24. Nxh7 $1  Kxh7 (24... Rxf2 25. Nxf8 Rxe2 26. Bxe2 Rxf8 27. Bf3 $18) 25. Qh5+ Kg7 26. Bh6+  Kf7 27. Bxg6+ Rxg6 28. Bxf8 $18) 23... Nxe6 24. Nxh7 $6 (24. Nxe6 Qe8 25. Re4  $18) 24... Nef4 $2 (24... Qd8 25. Qg4 $16) 25. Nxf6+ Kg7 (25... Nxf6 26. Bxf4  $18 {is an irrelevant improvement}) 26. Bxf4 Nxf4 27. Rxf4 Qh8+ 28. Nh5+ ({  After} 28. Kg1 {, White mates in 13}) 28... gxh5 $2 ({After} 28... Qxh5+ 29.  Qxh5 gxh5 30. Rd4 $18 {, Black survives into a hopeless endgame}) 29. Rc7+ {  with mate in four} 1-0