[Event "Championship Match"] [Site "Memphis"] [Date "2003.12.13"] [Round "1"] [White "Diallo, Abdoulaye"] [Black "Herbers, Charles"] [Result "0-1"] [ECO "B00"] [WhiteElo "1799"] [BlackElo "1970"] [Annotator "Fritz 9 (30s)"] [PlyCount "84"] [EventDate "2003.??.??"] {B00: Queen's Fianchetto Defence, Nimzowitsch Defence} 1. d4 Nc6 2. Nf3 d6 3. e4 Bg4 {last book move} 4. Be2 e5 5. d5 {White gains space} Nce7 6. h3 { White threatens to win material: h3xg4} Bd7 7. Nc3 g6 (7... Nf6 8. Be3) 8. O-O Bg7 9. Be3 f5 {Attacks the pawn chain} 10. Ng5 {Black has a cramped position} Nf6 11. Bb5 O-O 12. Bxd7 Qxd7 13. Ne6 fxe4 (13... Rf7 {and Black could well hope to play on}) 14. Nxf8 Rxf8 15. Qd2 (15. Bg5 h6 16. Bxf6 Bxf6 17. Nxe4 Bg7) 15... Nf5 (15... c6 {and Black is still in the game} 16. dxc6 Qxc6 (16... bxc6 17. Bg5)) 16. Bg5 Nd4 17. Bxf6 Bxf6 (17... Rxf6 18. Nxe4 Rf4 19. f3) 18. Nxe4 Bg7 19. c3 Nf5 20. a4 h6 (20... Bh6 21. Qd3) 21. Qe2 (21. f4 a6) 21... Ne7 22. Qb5 ( 22. Rfd1 Kh7) 22... c6 23. dxc6 bxc6 24. Qb3+ (24. Qe2) 24... d5 25. Ng3 Kh7 26. Qc2 e4 {Black wins space} 27. Rfd1 Qc7 28. Rac1 (28. Ne2 $14 {and White can hope to live}) 28... e3 29. Qd3 (29. Nh1 Nf5 30. Rd3 ) 29... Rxf2 (29... exf2+ 30. Kh1 Qf4) 30. Qxe3 Rxb2 31. Rf1 d4 ( 31... Nc8 {deserves consideration}) 32. cxd4 Nd5 33. Qd3 (33. Qf3 Qd7 34. Kh1) 33... Nf4 {Black threatens to win material: Nf4xd3} 34. Qf3 {Attacks the isolani on c6. White threatens to win material: Qf3xf4} Rxg2+ (34... Nxg2 35. Kh1 Qd7) 35. Kh1 Qd7 {Black has a mate threat} 36. Qg4 {throws away the game} (36. Nf5 {was much better} gxf5 37. Qxf4) 36... Qd5 37. Qf3 Qa2 (37... Rxg3 {and Black takes home the point} 38. Qxd5 Rxh3+ (38... cxd5 39. Rxf4 g5 40. Rf7 $14) (38... Nxd5 39. Kh2 Ra3 40. Rxc6) 39. Kg1 Nxd5 (39... cxd5 40. Rxf4 g5 41. Rf7) 40. Rxc6 Bxd4+ 41. Kg2 Ra3) 38. Ne2 {White threatens to win material: Ne2xf4} Bxd4 (38... Rxe2 {and Black hangs on} 39. Qxf4 Qxa4) 39. Qxf4 Rxe2 40. Qc7+ {White has let it slip away} ( 40. Rxc6 Qd5+ 41. Qf3 Qxf3+ 42. Rxf3 Re1+ 43. Kg2 Re2+ 44. Kf1) 40... Bg7 41. Qf4 Qe6 42. Qf3 {further deteriorates the position} (42. Qg4 $142 Qd5+ 43. Qf3) 42... Re3 (42... Re3 43. Rxc6 Rxf3 44. Rxe6 Rxf1+ 45. Kg2 Ra1) 0-1