[Event "Arcaprovidencia simul"] [Site "https://lichess.org/67cvZ1Py"] [Date "2024.03.01"] [White "Arcaprovidencia"] [Black "Felipe-dos-Anjos"] [Result "0-1"] [UTCDate "2024.03.01"] [UTCTime "23:03:19"] [WhiteElo "1672"] [BlackElo "1426"] [Variant "Standard"] [TimeControl "900+15"] [ECO "D85"] [Opening "Grünfeld Defense: Exchange Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 { D85 Grünfeld Defense: Exchange Variation } 5. Nxd5 Qxd5 6. e3 c5 7. Nf3 Bg4 8. Be2 Nc6 9. dxc5 Qxd1+ 10. Bxd1 Bg7 11. O-O O-O 12. a3 Rad8 13. h3 Bc8 14. Rb1 Bf5 15. Ra1 Rd7 16. Nh4?! { (0.03 → -0.76) Inaccuracy. Ba4 was best. } (16. Ba4 Be4 17. Re1 Rd5 18. Nd4 Rxc5 19. Bd2 b5 20. Bb3 a5 21. Rad1 b4 22. Nxc6 Bxc6) 16... Bd3 17. Re1 Rfd8 18. Ba4 Be4 19. f3 Bd5 20. e4?! { (-0.74 → -1.51) Inaccuracy. f4 was best. } (20. f4 Be4 21. Nf3 h6 22. Ra2 a5 23. Rf1 Bf6 24. b3 Rd3 25. Kf2 R3d5 26. b4 axb4) 20... Bd4+? { (-1.51 → 0.05) Mistake. Bc4 was best. } (20... Bc4 21. g4) 21. Kh1?? { (0.05 → -2.43) Blunder. Be3 was best. } (21. Be3 Bc4 22. Bxd4 Rxd4 23. b3 Bd3 24. b4 f5 25. Rad1 Kf7 26. g4 fxe4 27. Re3 Bc4) 21... Be6 22. f4? { (-2.20 → -4.44) Mistake. g3 was best. } (22. g3 Bf2 23. Rf1 Bxg3 24. Nf5 Bc7 25. Rg1 Bxf5 26. exf5 Rd3 27. fxg6 hxg6 28. Rf1 Nd4) 22... Bf2 23. Nf3 Bxe1 24. Nxe1 Rd4 25. Bc2 Rd1 26. Bxd1 Rxd1 27. Kh2 Rxe1 28. e5 Bb3 29. Kg3 Nd4 30. Kf2 Rh1 31. Ke3 Nc2+ 32. Ke4 Nxa1 33. f5 Bc2+ 34. Kd5 e6+ 35. fxe6 Rd1+ 36. Kc4 Bb3+ 37. Kb4 fxe6 38. Bh6?? { (-6.01 → Mate in 7) Checkmate is now unavoidable. c6 was best. } (38. c6 bxc6 39. Be3 Rd3 40. Bxa7 Nc2+ 41. Kc5 Rd5+ 42. Kxc6 Ba4+ 43. Kc7 Rd7+ 44. Kb6 Ne3) 38... Bd5?? { (Mate in 7 → -6.10) Lost forced checkmate sequence. Rd3 was best. } (38... Rd3 39. Ka5 Nc2 40. h4 Nd4 41. Be3 Nc6+ 42. Kb5 Rxe3 43. h5 Re4 44. hxg6 Ba4#) 39. g4 Rd3 40. h4? { (-7.04 → Mate in 5) Checkmate is now unavoidable. c6 was best. } (40. c6 Bxc6 41. Bd2 Rxd2 42. Kc3 Rc2+ 43. Kd4 g5 44. b4 Rd2+ 45. Kc4 b6 46. b5 Rc2+) 40... Rb3+ 41. Ka4 Nc2 42. h5 Nd4 43. hxg6 hxg6 44. Bd2 a6 45. g5 Bc6+ 46. Ka5 Rb5+ 47. Ka4 Rxb2+ 48. Ka5 Be8 49. a4 Nc6# { Black wins by checkmate. } 0-1