[Event "ocellus's Study: Chapter 1"] [Site "https://lichess.org/study/F7dPLCnW"] [Date "2016.11.23"] [White "?"] [Black "?"] [Result "1-0"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "D00"] [Opening "Queen's Pawn Game: Accelerated London System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. Bf4 { D00 Queen's Pawn Game: Accelerated London System } Nf6 3. e3 c5 4. c4 Nc6 5. Nc3 cxd4 6. exd4 Bg4 7. f3 Bf5 8. g4 Bg6 9. c5?! { (-0.04 → -0.79) Inaccuracy. h4 was best. } (9. h4) 9... e6 10. h4 h5 11. g5 Ng8? { (-0.33 → 0.83) Mistake. Nd7 was best. } (11... Nd7 12. Bd3 Bxd3 13. Qxd3 Be7 14. Nge2 O-O 15. Kf2 b6 16. cxb6 Nxb6 17. b3 Ba3 18. Kg2) 12. Nb5 Rc8 13. Qa4 Qd7 14. Rd1 a6 15. Nc3? { (0.87 → -0.45) Mistake. Nd6+ was best. } (15. Nd6+ Bxd6 16. cxd6 Na7 17. Qa3 Bf5 18. Rc1 Rxc1+ 19. Bxc1 Nc6 20. Ne2 f6 21. Kf2 e5) 15... Nge7 16. Bd3 Bxd3 17. Rxd3 Nf5 18. Nge2 Be7 19. b4?! { (-0.27 → -0.91) Inaccuracy. Ng3 was best. } (19. Ng3 Nxg3 20. Bxg3 O-O 21. b4 Bd8 22. O-O g6 23. a3 f6 24. f4 Bc7 25. gxf6 Rxf6) 19... O-O 20. Ng3 Nxg3 21. Bxg3 Rfd8 22. a3 e5 23. Bxe5 Nxe5 24. dxe5 Qf5 25. Qd1 Qxe5+?! { (0.02 → 0.93) Inaccuracy. d4 was best. } (25... d4) 26. Kf2?! { (0.93 → 0.00) Inaccuracy. Qe2 was best. } (26. Qe2 Qb8 27. Qh2 Qxh2 28. Rxh2 d4 29. Ne4 Rd5 30. Rhd2 Rcd8 31. f4 f6 32. Ng3 fxg5) 26... d4 27. Ne2 f6? { (0.18 → 1.79) Mistake. a5 was best. } (27... a5) 28. Rxd4? { (1.79 → 0.55) Mistake. Qb3+ was best. } (28. Qb3+ Qd5 29. Qxd5+ Rxd5 30. g6 f5 31. Rxd4 Rdd8 32. Kg3 Rc6 33. Rxd8+ Bxd8 34. Rd1 Bc7+) 28... fxg5 29. Qb3+ Kh8? { (0.63 → 2.35) Mistake. Kf8 was best. } (29... Kf8 30. Re4 Qd5 31. Qe3 Bf6 32. hxg5 Bxg5 33. Nf4 Bxf4 34. Qxf4+ Kg8 35. Re5 Qd2+ 36. Qxd2) 30. Re4?! { (2.35 → 1.71) Inaccuracy. hxg5 was best. } (30. hxg5) 30... Qc7?? { (1.71 → 4.38) Blunder. Bxc5+ was best. } (30... Bxc5+ 31. bxc5 Qxc5+ 32. Qe3 g4 33. fxg4 hxg4 34. Qxc5 Rxc5 35. Rxg4 Rd2 36. Re4 Rd3 37. a4) 31. hxg5 g6 32. Qe6 Bxc5+ 33. bxc5 Qxc5+ 34. Kg2 Qxg5+? { (3.30 → 5.43) Mistake. Rc6 was best. } (34... Rc6 35. Qe5+) 35. Rg4 Qf5?? { (5.23 → Mate in 6) Checkmate is now unavoidable. Rc6 was best. } (35... Rc6 36. Rxg5 Rxe6 37. Nf4 Rf6 38. Nxg6+ Kg7 39. Ne5+ Kf8 40. Rhxh5 Ke7 41. Rg7+ Ke6 42. Ng4) 36. Qxf5 gxf5 37. Rxh5# { White wins by checkmate. } 1-0