[Event "47th Mid-South Open"] [Site "Memphis, TN"] [Date "2007.11.18"] [Round "5"] [White "Turner, Greg"] [Black "Kernell, David"] [Result "1-0"] [ECO "B13"] [WhiteElo "1943"] [BlackElo "1898"] [Annotator "Fritz 9 (30s)"] [PlyCount "107"] [EventDate "2007.??.??"] {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. Bd3 Nc6 6. O-O Bg4 7. c3 e6 8. h3 Bh5 9. Bf4 { last book move} Bg6 10. Re1 Be7 11. a4 {White has an active position} Qb6 { Black threatens to win material: Qb6xb2} 12. Re2 O-O 13. Na3 {White has an active position} Rfc8 14. Ne5 Bxd3 15. Qxd3 Nxe5 16. Bxe5 Nd7 17. Bh2 a6 { Prevents intrusion on b5} 18. f4 (18. Bg3 Rd8 $15) 18... Bxa3 (18... Nf6 19. f5 $15) 19. Rxa3 f5 (19... Qc6 20. a5 $15) 20. a5 $11 Qc6 21. g4 (21. Qe3 Qb5 $11) 21... g6 (21... Nf6 22. gxf5 exf5 23. Qxf5 $15) 22. gxf5 (22. g5 b5 $14) 22... gxf5 (22... exf5 23. Rb3 $11) 23. Qe3 {White threatens to win material: Qe3xe6} (23. Rg2+ Kh8 24. Qe2 Rg8 $11) 23... Kf7 $11 24. Bg3 Rg8 25. Kh2 Nf6 26. Qe5 Ne4 {Black threatens to win material: Ne4xg3. The black knight is well posted.} 27. Bh4 Rg6 28. Rb3 Rc8 29. Rb6 {White threatens to win material: Rb6xc6} Qc7 $4 {Black has let it slip away} (29... Qc4 $142 {would keep Black alive} 30. Rxb7+ Kg8 $11) 30. Rxe6 $1 $18 {Demolition of pawn structure.} Rxe6 31. Qxf5+ Rf6 $4 {a blunder in a bad position} (31... Kg7 32. Qxe6 Qxf4+ 33. Kg1 $18) 32. Qxd5+ (32. Bxf6 $142 {and White has reached his goal} Nxf6 33. Qe6+ Kg7 34. Rg2+ Kf8 35. Qxf6+ Qf7 36. Qd6+ Qe7 37. Rg8+ Kxg8 38. Qxe7 $18) 32... Kf8 33. Rxe4 (33. Qxe4 $6 Rxf4 34. Qe7+ Qxe7 35. Bxe7+ Kf7 $14) 33... Rxf4 $4 {sad, but how else could Black save the game?.} (33... Qf7 34. Qe5 Rf5 35. Qd6+ Kg8 $18) 34. Be7+ Ke8 35. Bd6+ (35. Qg8+ Rf8+ 36. Bd6+ Kd8 37. Qxf8+ Kd7 38. Qf7+ Kc6 39. Qc4+ Kd7 40. Re7+ Kxd6 41. Qe6#) 35... Rxe4 $18 36. Qxe4+ Kd7 37. Bxc7 (37. Qe7+ Kc6 38. Bxc7 Rxc7 39. Qe6+ Kb5 40. Qb6+ Kc4 41. Qxc7+ Kd5 42. Qxb7+ Ke6 43. Qxa6+ Kf5 44. Qd3+ Ke6 45. Qxh7 Kd6 46. c4 Ke6 47. a6 Kf6 48. a7 Kg5 49. h4+ Kf4 50. a8=Q Ke3 51. Qae4+ Kd2 52. Qg2+ Ke3 53. Qhe4#) 37... Rxc7 38. Qxh7+ Kc6 39. Qe4+ Kd6 40. h4 (40. Qe5+ Kd7 41. d5 Kd8 42. Qf6+ Ke8 43. d6 Rh7 44. Qg6+ Rf7 45. Qg8+ Kd7 46. Qxf7+ Kxd6 47. Qxb7 Ke6 48. Qxa6+ Kd5 49. Qb7+ Kc5 50. a6 Kc4 51. a7 Kd3 52. Qg2 Kc4 53. a8=Q Kb3 54. Qad5+ Ka4 55. Qg4#) 40... Re7 41. Qf4+ (41. Qf3 b5 42. axb6 a5 43. c4 Kd7 44. b7 Re8 45. Qf7+ Kc6 46. Qxe8+ Kxb7 47. Qd7+ Ka6 48. c5 a4 49. Qc6+ Ka7 50. Qb6+ Ka8 51. c6 a3 52. Qb7#) 41... Kc6 42. Qf6+ (42. Qf3+ $142 {and White can celebrate victory} Kd6 43. h5 Re6 44. Qf4+ Kd5 45. Qg5+ Kc4 $18) 42... Kd7 43. Qxe7+ $1 {the final blow} Kxe7 44. h5 Kf6 45. d5 Kg5 46. d6 Kxh5 (46... Kh6 {does not save the day} 47. d7 Kh7 48. d8=Q Kh6 49. Kg3 Kg7 50. Qe7+ Kg8 51. h6 b6 52. Qg7#) 47. d7 b5 (47... Kg5 {cannot change destiny} 48. d8=Q+ Kg6 49. Qb6+ Kg7 50. Qxb7+ Kg6 51. Qxa6+ Kf5 52. Qd3+ Kf6 53. Qd5 Kg7 54. Qe5+ Kg8 55. Qf6 Kh7 56. b4 Kg8 57. Qe7 Kh8 58. a6 Kg8 59. a7 Kh8 60. a8=Q#) 48. axb6 a5 49. d8=Q (49. b7 a4 50. b8=Q Kg6 51. Qg3+ Kf5 52. Qf3+ Kg6 53. Qg4+ Kh7 54. d8=Q a3 55. Qdh4#) 49... a4 ( 49... Kg4 {doesn't get the cat off the tree} 50. b7 Kf3 51. Qd5+ Ke2 52. b8=Q Kf2 53. Qg3+ Ke2 54. Qdd3#) 50. Qg8 a3 51. bxa3 Kh6 52. Kg3 Kh5 53. Kf4 Kh6 54. Kf5 (54. Kf5 Kh5 55. Qg5#) 1-0