[Event "June Schol. Challenge: K-12"] [Site "https://lichess.org/eFjwgh1V"] [Date "2023.06.14"] [White "Sanmita"] [Black "Existingkodo"] [Result "1-0"] [UTCDate "2023.06.14"] [UTCTime "23:17:55"] [WhiteElo "1790"] [BlackElo "1981"] [WhiteRatingDiff "+41"] [BlackRatingDiff "-205"] [Variant "Standard"] [TimeControl "1500+5"] [ECO "D10"] [Opening "Slav Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 c6 { D10 Slav Defense } 3. e3 Nf6 4. Nc3 Bf5 5. Qb3 b6?? { (0.11 → 1.82) Blunder. Qb6 was best. } (5... Qb6 6. Qxb6 axb6 7. cxd5 Nxd5 8. Nxd5 cxd5 9. Bd2 h5 10. Ne2) 6. cxd5 cxd5 7. Bb5+ Nbd7 8. Nxd5 Nxd5?! { (1.69 → 2.39) Inaccuracy. a6 was best. } (8... a6 9. Nxf6+ exf6 10. Bc4 Bg6 11. Ne2 Bd6 12. Bd2 b5 13. Bd3 O-O 14. O-O Nb6 15. Ba5) 9. Qxd5 Be6 10. Qe4 Rc8? { (2.46 → 4.75) Mistake. a6 was best. } (10... a6 11. Bc6 Rc8 12. Nf3 Bf5 13. Qxf5 Rxc6 14. Qd3 Qa8 15. O-O e6 16. e4 Be7 17. d5) 11. d5 f5?! { (4.76 → 6.37) Inaccuracy. Bxd5 was best. } (11... Bxd5 12. Qxd5 e6 13. Qxd7+ Qxd7 14. Bxd7+ Kxd7 15. Ne2 Be7 16. Bd2 Bf6 17. Rd1 Rhd8 18. Bc3+) 12. Qxe6 Rc5 13. Bc6 Qc7 14. Nf3 Kd8 15. Bxd7 Qxd7 16. Ng5 Qc7 17. O-O Qd7 18. Nf7+ Ke8 19. Qxd7+ Kxd7 20. Nxh8 Ke8 21. b3 Rxd5 22. Bb2 e5 23. Rfd1 Rc5 24. Rac1 Rxc1 25. Rxc1 Bd6 26. Rc8+ Ke7 27. Ra8 a5 28. Ra7+ Kf8 29. Nf7 Bc5 30. Nxe5 g6 31. Nd7+ Ke7 32. Nxc5+ Kd6 33. Nd3 Kd5 34. Rxh7 Ke4?! { (13.92 → Mate in 2) Checkmate is now unavoidable. a4 was best. } (34... a4 35. bxa4 g5 36. Rh6 b5 37. a5 Kc4 38. Rd6 b4 39. a6 g4 40. a7 b3 41. axb3+) 35. Ne5?! { (Mate in 2 → 13.72) Lost forced checkmate sequence. Nf4 was best. } (35. Nf4 g5 36. Re7#) 35... g5 36. Rb7 f4 37. exf4 gxf4?! { (41.73 → Mate in 14) Checkmate is now unavoidable. Kxf4 was best. } (37... Kxf4 38. Rxb6 Ke4 39. Rb5 Kf5 40. Nf3+ Ke4 41. Nxg5+ Kd3 42. Rxa5 Ke2 43. Be5 Ke1 44. h4) 38. h4 Kf5 39. Rg7?! { (Mate in 5 → 31.82) Lost forced checkmate sequence. Rxb6 was best. } (39. Rxb6 Ke4 40. Rd6 a4 41. f3+ Ke3 42. Kf1 axb3 43. Ng4#) 39... Kf6?! { (31.82 → Mate in 18) Checkmate is now unavoidable. Ke6 was best. } (39... Ke6 40. h5) 40. Nd7+ Ke6 41. h5 Kf5 42. h6 f3 43. h7 fxg2 44. h8=Q a4 45. Qe8 b5 46. Rf7+ Kg6 47. Qg8+ Kh6 48. Rh7# { White wins by checkmate. } 1-0