[Event "86th ch-GER 2015"] [Site "Saarbruecken GER"] [Date "2015.12.04"] [Round "2.17"] [White "Middelhoff, Cornelius"] [Black "Margraf, Daniel"] [Result "*"] [WhiteElo "2137"] [BlackElo "2277"] [Variant "Standard"] [TimeControl "-"] [ECO "D35"] [Opening "Queen's Gambit Declined: Exchange Variation, Positional Variation"] [Termination "Unterminated"] [Annotator "lichess.org"] 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c6 5. cxd5 exd5 { D35 Queen's Gambit Declined: Exchange Variation, Positional Variation } 6. e3 Bf5 7. Qf3 Bg6 8. Bxf6 gxf6 9. Nge2 Nd7 10. g3 Qa5 11. Bh3?! { (0.41 → -0.45) Inaccuracy. Qf4 was best. } (11. Qf4 Qb4 12. Bh3 Bd6 13. Bxd7+ Kxd7 14. Qxf6 Be7 15. Qf4 Bd6 16. Qf3 Kc7 17. O-O Rad8 18. b3 Kb8) 11... Be4 12. Qh5 Bxh1 13. O-O-O Qd8 14. Rxh1 Bb4 15. Qh6?! { (0.27 → -0.59) Inaccuracy. e4 was best. } (15. e4 dxe4 16. Nxe4 Qe7 17. Qf3 Rd8 18. Rd1 Kf8 19. Nf4 f5 20. Bxf5 Nf6 21. Kb1 Bd6 22. Nh5 Nxh5) 15... Qe7 16. Kb1 O-O-O 17. Bf5 Kb8 18. Qf4+ Bd6 19. Qf3 Nb6 20. Rd1 Nc4 21. Qh1 Bc7 22. Ka1 Nd6 23. Bd3 Rde8 24. Bc2 Qd7 25. Qf3 f5 26. Na4 b6 27. Nf4 Ne4 28. Ng2 Rhg8 29. Nf4?! { (-1.04 → -1.81) Inaccuracy. Nc3 was best. } (29. Nc3 Rg6 30. Nh4 Rg5 31. Ne2 Kb7 32. Kb1 Bd6 33. Qg2 Kb8 34. Qf3 h6 35. Qg2 Qe6 36. Bd3 Qf6) 29... Bd6 30. Bb3?! { (-1.31 → -1.93) Inaccuracy. Ne2 was best. } (30. Ne2 Kb7 31. Bd3 Rg4 32. Rc1 Kb8 33. Rd1 Bb4 34. a3 Bd6 35. Nac3 h5 36. h3 Rg6 37. Qxh5) 30... Ng5 31. Qe2 Bxf4 32. gxf4 Ne4 33. f3 Nd6 34. Nc3 Rg6 35. Rc1 Reg8 36. a4 a5 37. Ka2?! { (-2.49 → -3.20) Inaccuracy. Qa6 was best. } (37. Qa6 Qb7 38. Qd3 Rg1 39. Nd1 Qd7 40. Qa6 Nc8 41. Qd3 Kb7 42. Ka2 Nd6 43. Rc2 R8g2 44. Qc3 Rxc2) 37... h5?! { (-3.20 → -2.23) Inaccuracy. Rg2 was best. } (37... Rg2 38. Qa6 Qb7 39. Qd3 Rxh2 40. e4 Rgg2 41. Rc2 fxe4 42. fxe4 Rxc2 43. Bxc2 dxe4 44. Nxe4 Qd7 45. Bb3) 38. Rc2 h4 39. Qd3 h3 40. e4 fxe4 41. fxe4 dxe4 42. Nxe4 Nxe4 43. Qxe4 Rd6 44. Qh7 Rg2 45. Rc3?! { (-2.98 → -3.77) Inaccuracy. Rxg2 was best. } (45. Rxg2 hxg2 46. Qg8+ Kb7 47. Qxg2 Rxd4 48. Qg5 Rd2 49. Qf6 Rxh2 50. Bxf7 c5 51. Ka3 Qd4 52. Qxd4 cxd4) 45... Rxd4 46. Qh8+ Kb7 47. Bc4? { (-4.04 → -8.30) Mistake. Qxh3 was best. } (47. Qxh3 Qxh3 48. Rxh3 Rxf4 49. Rh7 Rgf2 50. Ka3 Kc7 51. Bd1 b5 52. axb5 cxb5 53. Ka2 Kd6 54. h3 Rd4) 47... Rdd2 *