[Event "KATEGORI U17"] [Site "https://lichess.org/KT9meiam"] [Date "2024.01.06"] [White "Chuahushen"] [Black "Adam2908"] [Result "0-1"] [UTCDate "2024.01.06"] [UTCTime "01:31:44"] [WhiteElo "1116"] [BlackElo "1473"] [WhiteRatingDiff "-8"] [BlackRatingDiff "+87"] [Variant "Standard"] [TimeControl "900+0"] [ECO "C42"] [Opening "Petrov's Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nf6 { C42 Petrov's Defense } 3. Bb5?! { (0.25 → -0.55) Inaccuracy. d4 was best. } (3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. Nxd7 Bxd7 7. O-O Bd6) 3... g6?? { (-0.55 → 1.39) Blunder. Nxe4 was best. } (3... Nxe4 4. d4 exd4 5. Qxd4 Nf6 6. Nc3 Be7 7. O-O Nc6 8. Qh4) 4. O-O? { (1.39 → 0.21) Mistake. d4 was best. } (4. d4 c6 5. dxe5 Nxe4 6. Bd3 Nc5 7. O-O d5 8. exd6 Qxd6) 4... Bg7?! { (0.21 → 1.10) Inaccuracy. c6 was best. } (4... c6) 5. Re1?! { (1.10 → 0.43) Inaccuracy. d4 was best. } (5. d4 O-O 6. dxe5 Nxe4 7. Qd5 c6 8. Qxe4 d5 9. exd6 cxb5 10. Qf4 Qf6 11. Nc3 Qxf4) 5... O-O 6. d4 Qe7? { (0.50 → 1.83) Mistake. d6 was best. } (6... d6 7. c3) 7. d5? { (1.83 → 0.19) Mistake. Nxe5 was best. } (7. Nxe5) 7... c6?! { (0.19 → 1.07) Inaccuracy. d6 was best. } (7... d6 8. Nc3 a5 9. Nd2 Bh6 10. Nc4 Bxc1 11. Qxc1 Nh5 12. Qd2 Kh8 13. a3 Nd7 14. f3) 8. d6 Qd8?! { (1.01 → 1.74) Inaccuracy. Qe6 was best. } (8... Qe6 9. Ng5 Qe8 10. Bc4 b5 11. Bb3 h6 12. Nf3 Na6 13. Be3 Ng4 14. Bd2 Nf6 15. Bc3) 9. Bc4 b5 10. Bb3 Na6? { (1.17 → 2.49) Mistake. c5 was best. } (10... c5 11. c4) 11. Be3?! { (2.49 → 1.56) Inaccuracy. Nxe5 was best. } (11. Nxe5 Nc5 12. Bg5 Qe8 13. Nf3 a5 14. Nc3 a4 15. e5 Nh5 16. Qd4 Na6 17. g4 Bb7) 11... Nxe4 12. Bg5?? { (1.46 → -4.50) Blunder. Nc3 was best. } (12. Nc3 Nxc3 13. bxc3 Qf6 14. Bg5 Qf5 15. Be7 Nc5 16. Nh4 Qf4 17. g3 Qh6 18. Nf3 e4) 12... Nxg5 13. Nxe5 Qf6 14. c3?! { (-3.92 → -5.09) Inaccuracy. h4 was best. } (14. h4 Ne6 15. Nd2 Nac5 16. Ndf3 a5 17. Bxe6 Nxe6 18. a4 b4 19. Qd2 Qf5 20. Rad1 Qf4) 14... Nc5 15. Nxf7 Nxf7 16. Bc2 Ne5 17. Re3? { (-7.01 → Mate in 3) Checkmate is now unavoidable. f3 was best. } (17. f3 Nc4 18. Nd2 Qxd6 19. Nb3 Qxd1 20. Raxd1 Ne6 21. Rxe6 dxe6 22. Nc5 Be5) 17... Bh6?? { (Mate in 3 → -6.63) Lost forced checkmate sequence. Qxf2+ was best. } (17... Qxf2+ 18. Kh1 Qf1+ 19. Qxf1 Rxf1#) 18. Bb3+ Nf7 19. Rh3 Ne4 20. Rxh6?! { (-6.04 → -8.97) Inaccuracy. Qe2 was best. } (20. Qe2 Qf4 21. Na3 Nxd6 22. Rf3 Qg5 23. Nc2 c5 24. h4 Qxh4 25. Rxf7 Nxf7 26. Qxb5 Qf4) 20... Qxf2+ 21. Kh1 Qxb2 22. Bxf7+ Rxf7 23. Qd4? { (-9.34 → Mate in 2) Checkmate is now unavoidable. Nd2 was best. } (23. Nd2 Nf2+ 24. Kg1 Nxd1 25. Rxd1 Qxc3 26. Rh3 Qd4+ 27. Kh1 Qxd2 28. Rg1 Qf2 29. Rg3 Bb7) 23... Qc1+ 24. Qg1 Qxh6 25. h3 Nf2+ 26. Kh2 Qf4+ 27. g3 Qd2?? { (-11.80 → 0.00) Blunder. Qh6 was best. } (27... Qh6 28. h4 Bb7 29. Na3 Raf8 30. Re1 Qd2 31. Qf1 Qxc3 32. Nb1 Qd4 33. Qe2 c5 34. Qxf2) 28. Nxd2 Nd3?? { (0.00 → 4.64) Blunder. Bb7 was best. } (28... Bb7 29. Re1 Raf8 30. Re7 c5 31. Qb1 Bc6 32. Rxf7 Rxf7 33. Qe1 Nd3 34. Qe8+ Rf8 35. Qe7) 29. Qe3 Rf2+ 30. Kg1 Rf4?! { (5.18 → 7.39) Inaccuracy. Bb7 was best. } (30... Bb7 31. Qxd3 Raf8 32. Qe3 R2f6 33. Rf1 Rxf1+ 34. Nxf1 c5 35. Nh2 Bd5 36. Qe7 h5 37. Qxd7) 31. Qxd3 Rf7 32. Ne4 Ba6 33. Nc5 Re8 34. Qc2 Bc8 35. Qb3 Re3?! { (5.46 → 7.71) Inaccuracy. Re5 was best. } (35... Re5 36. Rf1 Rd5 37. Rxf7 Kxf7 38. Ne4 Ba6 39. g4 Kg7 40. Qb2 Rd3 41. c4+ Rd4) 36. Kh2?! { (7.71 → 4.92) Inaccuracy. Rf1 was best. } (36. Rf1) 36... Re2+ 37. Kh1 Kg7 38. Rf1?? { (5.03 → Mate in 1) Checkmate is now unavoidable. Qd1 was best. } (38. Qd1 Re8 39. Qg1 Ref8 40. Kg2 Kg8 41. Re1 a5 42. Re7 Rxe7 43. dxe7 Re8 44. Qe1 d6) 38... Rxf1# { Black wins by checkmate. } 0-1