[Event "Candidates 2007"] [Site "Memphis, TN"] [Date "2007.01.07"] [Round "5"] [White "Sansom, Mike"] [Black "Gibson, Graham"] [Result "0-1"] [ECO "B45"] [WhiteElo "1492"] [BlackElo "1536"] [Annotator "Fritz 9 (30s)"] [PlyCount "94"] [EventDate "2007.??.??"] {B45: Sicilian Four Knights} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bg5 Bb4 {last book move} 7. Nde2 {White has an active position} Qb6 (7... d5 $142 $5 $15 {is noteworthy}) 8. Bxf6 $11 gxf6 {Black has the pair of bishops } 9. Rb1 $4 {weakening the position} (9. Qd2 $142 $11 {the only rescuing move}) 9... Bc5 $19 10. Qd3 (10. Qd2 Bxf2+ 11. Kd1 Ne5 $19) 10... Bxf2+ 11. Kd1 Nb4 ( 11... Ne5 $142 {might be the shorter path} 12. Qh3 Be3 $19) 12. Qf3 Be3 (12... Rg8 13. a3 Nc6 14. Qxf6 $19) 13. Nf4 (13. a3 Qd6+ 14. Nd5 Nxd5 15. exd5 $17) 13... Bxf4 (13... d5 $142 $5 14. exd5 Bd7 $19) 14. Qxf4 $15 {Black's piece can't move: c8} Qd4+ 15. Qd2 (15. Ke2 Ke7 $15 (15... Nxc2 $2 {doesn't work because of} 16. Nb5 Qb4 17. Nc7+ Ke7 18. Nxa8 $18)) 15... Qxd2+ $17 16. Kxd2 a6 17. Bd3 Nxd3 18. cxd3 b6 19. Rhf1 Ke7 20. Rf2 Rg8 21. Rbf1 Rg6 22. Ne2 (22. g4 Bb7 $15) 22... Bb7 $17 23. Ng3 (23. Ke3 Rd8 $17) 23... Rh6 24. h3 (24. Ne2 Rg8 25. g3 Rg5 $17) 24... Rg8 $19 25. Ne2 Rg5 (25... f5 26. g3 $19) 26. Nc3 (26. g4 Rxh3 27. Rxf6 Rg7 $17) 26... d5 (26... f5 $5 $19) 27. exd5 $17 Bxd5 28. Nxd5+ Rxd5 29. Kc3 f5 30. Rf4 Rc5+ 31. Rc4 (31. Kd2 $5 $17) 31... Rxc4+ $19 32. Kxc4 Rg6 33. Rf2 Rg3 34. a4 Kd6 35. b4 Ke5 (35... h5 36. Kc3 $19) 36. Kc3 (36. a5 bxa5 37. bxa5 Kf6 $17) 36... f4 $19 37. Kc4 Kf5 38. Rd2 (38. a5 bxa5 39. bxa5 e5 $19) 38... f3 39. gxf3 Rxf3 40. a5 bxa5 (40... Rf4+ $5 41. Kb3 bxa5 42. bxa5 $19) 41. bxa5 Rxh3 42. Kc5 (42. Rb2 $19) 42... h5 (42... e5 $142 $5 $19) 43. Kb6 $17 {White threatens to win material: Kb6xa6} Rh1 (43... Rh4 44. d4 Rh3 45. Kxa6 $15) 44. Kxa6 Rb1 45. d4 (45. Rf2+ Kg6 $15) 45... Ke4 $17 46. Rh2 Kxd4 47. Rxh5 (47. Ka7 $142 $5 f5 48. a6 $19) 47... f5 $19 (47... f5 48. Rh6 e5 $19) 0-1