[Event "James Wright Memorial 3"] [Site "Memphis,TN"] [Date "2006.08.12"] [Round "1"] [White "Kernell, David"] [Black "Bunch, John"] [Result "0-1"] [ECO "D36"] [WhiteElo "1919"] [BlackElo "1808"] [Annotator "Fritz 9 (30s)"] [PlyCount "98"] [EventDate "2006.??.??"] {D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2)} 1. Nf3 d5 2. c4 e6 3. d4 Nf6 4. Nc3 c6 {Prevents intrusion on b5} 5. cxd5 exd5 ({Inferior is} 5... Nxd5 6. e4 Nxc3 7. bxc3 $16) 6. Bg5 Be7 7. Qc2 g6 8. e3 Bf5 {Black threatens to win material: Bf5xc2} 9. Qb3 (9. Bd3 Bxd3 10. Qxd3 Nbd7 $14 ) 9... Qb6 $11 10. h3 {Controls g4} Nbd7 11. g4 {White threatens to win material: g4xf5} Be6 12. Qxb6 axb6 {Black has new doubled pawns: b6+b7} 13. Be2 h5 14. gxh5 Nxh5 (14... Rxh5 15. h4 $17) 15. Bxe7 $15 Kxe7 {Black loses the right to castle} 16. Kd2 (16. Bf1 Bf5 $15) 16... b5 17. b4 (17. a3 Ng7 $15) 17... Nb6 $17 18. Ne5 Nc4+ (18... Nf6 $5 $17) 19. Nxc4 bxc4 20. a4 Nf6 21. h4 Rh6 22. Bf3 Rah8 23. b5 cxb5 ({Less advisable is} 23... Rxh4 24. Rxh4 Rxh4 25. bxc6 bxc6 26. a5 $14) 24. axb5 Kd6 {Black king safety dropped} ({Worse is} 24... Rxh4 25. Rxh4 Rxh4 26. Ra7 $14) 25. Ra7 Bc8 (25... Kc7 26. Rg1 $15) 26. Na4 (26. b6 $142 $5 $14 {is worthy of consideration}) 26... Rxh4 $15 27. Rxh4 Rxh4 28. Nb6 {White threatens to win material: Nb6xc8} Be6 29. Rxb7 g5 30. Na4 $2 (30. Ke1 c3 31. Ra7 $19) 30... g4 $19 31. Rb6+ (31. e4 $142 dxe4 32. Be2 e3+ 33. Kxe3 Rh3+ 34. f3 $19) 31... Ke7 32. Be2 (32. Rb7+ Kd8 33. Be2 Ne4+ 34. Kc2 Rh2 $19 (34... Nxf2 $6 {is much worse} 35. b6 Ne4 36. Ra7 $17)) 32... Ne4+ 33. Ke1 (33. Kc2 Nxf2 34. Nc5 g3 $19) 33... Rh1+ (33... g3 {and Black can already relax} 34. Rb7+ Kf6 35. fxg3 Rh1+ 36. Bf1 $19) 34. Bf1 g3 35. fxg3 (35. Rxe6+ { a fruitless try to alter the course of the game} Kxe6 36. fxg3 Nxg3 $19) 35... Bh3 36. Rh6 (36. Rb7+ Kf6 37. Nc5 Nxc5 38. Rb6+ Kg7 39. e4 Nxe4 40. Ke2 Rxf1 41. Rd6 Nxd6 42. b6 c3 43. b7 Nxb7 44. Kd3 Rf3+ 45. Ke2 Rxg3 46. Kf2 Rg2+ 47. Ke3 c2 48. Kf3 f6 49. Kf4 c1=Q+ 50. Kf3 Qc3+ 51. Kf4 Rf2#) 36... Rxf1+ 37. Ke2 Rf2+ (37... c3 $5 {seems even better} 38. Nxc3 Nxc3+ 39. Kd2 Ne4+ 40. Kc2 $19) 38. Ke1 Rf1+ {Twofold repetition} (38... c3 {and Black can already relax} 39. Nxc3 Rf1+ 40. Ke2 Nxc3+ 41. Kd3 $19) 39. Ke2 Nxg3+ 40. Kd2 Bd7 (40... Ne4+ $5 { seems even better} 41. Kc2 Rf2+ 42. Kb1 $19) 41. Nc3 Ne4+ (41... Be6 $5 { makes it even easier for Black} 42. Rh8 Rf2+ 43. Kc1 $19) 42. Nxe4 dxe4 43. b6 Rb1 44. Kc3 (44. d5 {doesn't change anything anymore} Rb3 45. b7 f5 $19) 44... Be6 45. Rh4 f5 46. Rh7+ Bf7 (46... Kd6 {might be the shorter path} 47. b7 $19) 47. Rh6 (47. d5 {doesn't get the cat off the tree} Rxb6 48. Kxc4 Rd6 $19) 47... Rb3+ 48. Kc2 (48. Kd2 {cannot undo what has already been done} Be6 $19) 48... Bd5 (48... Rxe3 $142 {nails it down} 49. Kd1 $19) 49. Kd2 (49. Rh5 {hardly improves anything} Be6 $19) 49... Kd7 (49... Kd7 50. Rh5 Be6 $19) (49... Rd3+ $142 $5 {keeps an even firmer grip} 50. Ke2 c3 51. Rh7+ Kd6 52. Rh6+ Kd7 53. Rh7+ Kc8 54. Re7 $19) 0-1