[Event "Game study: Chapter 1"] [Site "https://lichess.org/study/Uu6Tly5X"] [Date "2017.02.09"] [White "?"] [Black "?"] [Result "*"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "A46"] [Opening "Indian Defense: Spielmann-Indian"] [Termination "Unterminated"] [Annotator "lichess.org"] 1. d4 Nf6 2. Nf3 c5 { A46 Indian Defense: Spielmann-Indian } 3. e3 d5 4. Nbd2 Nc6 5. c3 Bg4?! { (-0.03 → 0.62) Inaccuracy. e6 was best. } (5... e6 6. Bd3 Bd6 7. O-O O-O 8. dxc5 Bxc5 9. b4 Bd6 10. b5 Na5 11. c4 Nxc4 12. Nxc4) 6. h3 Bh5 7. g4?! { (0.66 → 0.11) Inaccuracy. dxc5 was best. } (7. dxc5 e6 8. b4 Be7 9. Bb2 O-O 10. Be2 Bg6 11. O-O Nd7 12. Nd4 Bf6 13. f4 a5) 7... Bg6 8. Nh4 e6 9. Nxg6 hxg6 10. Bg2 Bd6 11. Qe2 Qc7 12. b3 cxd4 13. exd4?! { (-0.09 → -0.69) Inaccuracy. cxd4 was best. } (13. cxd4) 13... Rc8 14. g5? { (-0.46 → -2.02) Mistake. O-O was best. } (14. O-O Bh2+ 15. Kh1 Bf4 16. Kg1 Kf8 17. Re1 g5 18. Nf3 Ne4 19. c4 a6 20. Bxf4 Qxf4) 14... Nh5 15. Bxd5? { (-2.13 → -3.82) Mistake. O-O was best. } (15. O-O Nf4 16. Qg4 Ne7 17. c4 Nf5 18. Nf3 Nxg2 19. Qxg2 dxc4 20. bxc4 Qxc4 21. Bd2 Qd3) 15... Nf4?? { (-3.82 → -1.25) Blunder. Nxd4 was best. } (15... Nxd4 16. Qd3 exd5 17. Qxd4 Be5 18. Qe3 Nf4 19. Kf1 Qxc3 20. Qxc3 Rxc3 21. Rb1 Rhxh3 22. Rxh3) 16. Bxc6+ Qxc6 17. Qf3 Qxc3 18. Qxc3 Rxc3 19. Nc4?! { (-0.89 → -1.79) Inaccuracy. Ne4 was best. } (19. Ne4 Bb4 20. Nxc3 Bxc3+ 21. Kf1 Bxa1 22. Bxf4 Bxd4 23. Kg2 Ke7 24. Rc1 e5 25. Be3 Kd6) 19... Bc7?! { (-1.79 → -0.95) Inaccuracy. Bb4 was best. } (19... Bb4 20. Bd2 Rhxh3 21. Rxh3 Rxh3 22. O-O-O Nd3+ 23. Kc2 Bxd2 24. Rxd2 Ne1+ 25. Kb2 Nf3 26. Rc2) 20. h4 Rh3 21. Rxh3 Nxh3 22. Be3 Rxh4 23. O-O-O b5 24. Nd2 Bf4 25. Rh1 Rh5?? { (-1.37 → 0.45) Blunder. Bxe3 was best. } (25... Bxe3 26. fxe3 Rh7 27. Kc2 Nxg5 28. Rc1 Kd7 29. Kd3 Rh5 30. a4 b4 31. Rc4 a5 32. Rc1) 26. Rxh3 Bxe3? { (0.43 → 2.16) Mistake. Rxh3 was best. } (26... Rxh3 27. Bxf4) 27. Rxe3 Rxg5 28. Kc2 Kd7 29. Ne4 Rg2 30. Re2 g5 31. Nc5+ Kd6 32. Kd3 Rg1 33. Kc3 g4 34. Kd3 Kd5 35. Re5+ Kd6 36. Ne4+ Kc6 37. Rc5+ Kb6 38. Rg5 f5?! { (1.99 → 2.64) Inaccuracy. g6 was best. } (38... g6 39. Nd6 Rd1+ 40. Ke3 Re1+ 41. Kd2 Ra1 42. Nxf7 Rxa2+ 43. Ke3 Rb2 44. Rxg4 Rxb3+ 45. Ke4) 39. Nc5 Rd1+ 40. Kc2 Rxd4 41. Nxe6 Re4 42. Nxg7 Re2+ 43. Kb1 Rxf2 44. Rxf5?? { (1.97 → -2.87) Blunder. Nxf5 was best. } (44. Nxf5) 44... g3 45. Rg5 g2 46. Nf5?! { (-2.67 → -3.41) Inaccuracy. Rg6+ was best. } (46. Rg6+ Kb7) 46... Rf1+ 47. Kc2 g1=Q 48. Rxg1 Rxg1 49. a3?! { (-2.80 → -3.84) Inaccuracy. b4 was best. } (49. b4 a5) 49... Kc5 50. Ne3? { (-3.10 → -5.14) Mistake. Kc3 was best. } (50. Kc3 Rc1+) 50... Kd4 51. Nf5+ Ke5? { (-4.05 → -2.36) Mistake. Kd5 was best. } (51... Kd5 52. Ne7+ Kc5 53. Nf5 Rg5 54. Nh4 Kd5 55. Nf3 Rg3 56. Ne1 Ke4 57. Kb2 Rg1 58. Nc2) 52. Ne3?? { (-2.36 → -11.52) Blunder. Ne7 was best. } (52. Ne7 Kd6) 52... Ke4 53. Nd1 Kd4 54. a4 b4 55. Kc1?! { (-41.60 → Mate in 19) Checkmate is now unavoidable. Nb2 was best. } (55. Nb2 Rg2+) 55... Rxd1+ 56. Kxd1 Kc3 *