[Event "Candidates 2009"] [Site "Memphis"] [Date "2009.01.03"] [Round "2"] [White "Davison, Edgar"] [Black "Maneclang, Tony"] [Result "1-0"] [ECO "A40"] [WhiteElo "1851"] [BlackElo "1600"] [Annotator "Fritz 9 (30s)"] [PlyCount "104"] [EventDate "2009.??.??"] {A40: Unusual replies to 1 d4} 1. d4 e6 2. e3 d5 3. Bd3 Nf6 4. Nd2 c5 5. c3 { last book move} cxd4 6. exd4 Be7 7. Ngf3 Nc6 8. O-O O-O 9. Re1 a6 {Prevents intrusion on b5} 10. Ne5 Nxe5 11. dxe5 (11. Rxe5 $6 Bd7 $11) 11... Nd7 12. Re3 f5 13. Qe2 Nc5 (13... Qc7 14. Nb3 $11) 14. Rh3 Nxd3 15. Qxd3 {Black has the pair of bishops} Bd7 16. Qg3 Qe8 17. Nf3 Qg6 18. Qxg6 hxg6 {Black king safety dropped} 19. Rg3 Be8 20. Ng5 {White threatens to win material: Ng5xe6. The knight is not easily driven from g5} (20. h4 Bc5 $14) 20... Bf7 (20... f4 $5 { should be examined more closely} 21. Rg4 Rf5 $15) 21. Bf4 Rfc8 22. Rd1 (22. Be3 b5 $14) 22... Rc4 23. Nh3 (23. Rd4 Rxd4 24. cxd4 Rc8 $11) 23... Bh4 (23... Rac8 24. Bg5 Kf8 25. Kf1 $11) 24. Rgd3 Rac8 (24... Ra4 25. a3 $14) 25. Bg5 $14 Bxg5 26. Nxg5 Rg4 {Black threatens to win material: Rg4xg5} 27. Nf3 Re4 28. Rd4 Rc4 (28... Rc5 29. Rxe4 fxe4 30. Ng5 $16) 29. Rxc4 Rxc4 30. Rd4 Kf8 (30... Rxd4 31. Nxd4 g5 32. h3 $16) 31. Ng5 Ke7 32. Kf1 (32. Rxc4 dxc4 33. Nxf7 Kxf7 34. Kf1 $18) 32... Be8 $14 33. Rxc4 dxc4 (33... Bb5 $5 34. b3 dxc4 $16) 34. Ke2 $16 Bc6 35. g3 b6 36. Ke3 Bd5 37. Nh3 Bc6 38. Kd4 Bb5 (38... Bf3 39. Ng5 Bc6 40. a3 $18 ) 39. f4 (39. a3 a5 $18) 39... Kd7 (39... Bc6 $142 $5 $16) 40. a3 $18 Ke7 41. Nf2 Kd7 42. Nd1 Ba4 43. Ne3 b5 44. Kc5 Kc7 45. Ng2 Bd1 46. Nh4 Bh5 47. a4 (47. h3 g5 48. fxg5 Bf7 $18) 47... bxa4 48. Kxc4 (48. Ng2 Bf3 49. Ne3 Be2 $18) 48... Kc6 49. Kb4 (49. Ng2 a5 $18) 49... g5 $16 50. Ng2 Bf3 (50... Kd5 51. c4+ (51. Kxa4 Bf3 52. Ne1 Bd1+ 53. Ka5 gxf4 54. gxf4 Bh5 $16) 51... Kd4 52. fxg5 Kxe5 53. Nf4 $18) 51. Ne1 (51. Ne3 $142 a3 52. bxa3 $18) 51... gxf4 $4 {further deteriorates the position} (51... Be2 $142 $16) 52. Nxf3 $18 fxg3 1-0