[Event "World day festival 17 Friday Team Battle"] [Site "https://lichess.org/el2B2Hfe"] [Date "2023.11.17"] [Round "-"] [White "COSAVOSTRA"] [Black "KONSTRICTOR"] [Result "0-1"] [GameId "el2B2Hfe"] [UTCDate "2023.11.17"] [UTCTime "16:14:11"] [WhiteElo "2078"] [BlackElo "2581"] [WhiteRatingDiff "-1"] [BlackRatingDiff "+1"] [Variant "Standard"] [TimeControl "180+0"] [ECO "A45"] [Opening "Indian Defense: Accelerated London System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. Bf4 { A45 Indian Defense: Accelerated London System } c5 3. e3 Qb6 4. Nd2?! { (0.00 → -1.04) Inaccuracy. Na3 was best. } (4. Na3 Qxb2 5. Nb5 Nd5 6. Nf3 Qb4+ 7. Nd2 Qa5 8. Bxb8 Rxb8) 4... d5?! { (-1.04 → 0.00) Inaccuracy. cxd4 was best. } (4... cxd4 5. Nc4 Qb4+ 6. c3 dxc3 7. a3 Qc5 8. Rc1 Qd5 9. Qc2) 5. Rb1? { (0.00 → -1.42) Mistake. Ngf3 was best. } (5. Ngf3 Nc6 6. dxc5 Qxb2 7. Rb1 Qc3 8. Bb5 e6 9. O-O Be7) 5... Nc6?? { (-1.42 → 0.29) Blunder. cxd4 was best. } (5... cxd4 6. exd4 Qxd4 7. Bg3 Bf5 8. Bd3 Bxd3 9. Ngf3 Qa4 10. cxd3) 6. Ngf3? { (0.29 → -0.97) Mistake. dxc5 was best. } (6. dxc5 Qxc5 7. Ngf3 Bf5 8. Bd3 Bxd3 9. cxd3 Qb5 10. O-O e6) 6... Bf5?! { (-0.97 → 0.04) Inaccuracy. cxd4 was best. } (6... cxd4 7. exd4 Nxd4 8. Nxd4 Qxd4 9. Bb5+ Bd7 10. Bxd7+ Nxd7 11. Be3) 7. dxc5 Qxc5 8. Rc1 e6 9. Nb3 Qb6 10. Bd3 Bg6 11. Ne5 Bb4+ 12. c3 Be7 13. Nxg6 hxg6 14. Qe2 O-O 15. O-O a5 16. Nd4 a4 17. Nxc6 bxc6 18. c4 Nd7 19. cxd5 cxd5 20. e4 Nf6 21. exd5 Nxd5 22. Bg3 Bf6 23. b3? { (-0.17 → -1.36) Mistake. Be5 was best. } (23. Be5 Bxe5) 23... axb3?! { (-1.36 → -0.61) Inaccuracy. Nc3 was best. } (23... Nc3 24. Qc2 Qd4 25. Bc4 a3 26. Kh1 Rfd8 27. f4 Rac8 28. Bf2 Qxf4 29. Bb6 Qg5 30. Bxd8) 24. axb3 Qxb3 25. Rb1 Qa3 26. Rb7 Rfe8 27. Be5?? { (-0.78 → -4.76) Blunder. h3 was best. } (27. h3 Rac8 28. Re1 Red8 29. Be4 Qa5 30. Bf3 Rc2 31. Qxc2 Qxe1+ 32. Kh2 Nc3 33. Qb3 Be5) 27... Bxe5 28. Bxg6 Bxh2+ 29. Kxh2 Qd6+ 30. Kg1 fxg6 31. Rd1 Rad8 32. Qg4 Nf6 33. Rxd6 Nxg4 34. Rxd8 Rxd8 35. Kf1 Nf6 36. Ke2 Kf8 37. f3 Re8 38. Ke3 Re7 39. Rb6? { (-4.84 → -35.73) Mistake. Rb8+ was best. } (39. Rb8+ Kf7 40. Kf4 Rc7 41. g4 Nd7 42. Rb5 Rc4+ 43. Ke3 Rc5 44. Rb7 Ke7 45. Ra7 g5) 39... Nd5+ 40. Kd4 Nxb6 41. Kc5 Nd5 42. Kd6?! { (-36.27 → Mate in 23) Checkmate is now unavoidable. Kd4 was best. } (42. Kd4 Rb7 43. f4 Nxf4 44. g3 Ne2+ 45. Ke3 Nxg3 46. Kf2 Nf5 47. Ke2 Kf7 48. Kd2 g5) 42... Nf4?! { (Mate in 23 → -48.78) Lost forced checkmate sequence. Kf7 was best. } (42... Kf7 43. Ke5 Ra7 44. Ke4 Ra3 45. Kd4 Nf4 46. Ke4 Nxg2 47. f4 Rg3 48. f5 gxf5+ 49. Ke5) 43. Ke5?! { (-48.78 → Mate in 14) Checkmate is now unavoidable. g3 was best. } (43. g3 Ne2 44. Ke5 Rf7 45. Ke4 Nxg3+ 46. Ke3 Nf5+ 47. Ke4 g5 48. f4 g4 49. Ke5 Nh4) 43... Nxg2 44. f4 Nxf4 45. Kd6 e5 46. Kc5 e4 47. Kc6 e3 48. Kd6 e2 49. Kc5 e1=Q 50. Kd4 { White resigns. } 0-1