[Event "Lelaki - Bawah 12 Tahun Arena"] [Site "https://lichess.org/uCivXS1i"] [Date "2026.04.23"] [Round "-"] [White "mkhairulx"] [Black "Hadifehya"] [Result "1-0"] [GameId "uCivXS1i"] [UTCDate "2026.04.23"] [UTCTime "12:01:57"] [WhiteElo "1262"] [BlackElo "933"] [WhiteRatingDiff "+68"] [BlackRatingDiff "-5"] [Variant "Standard"] [TimeControl "600+0"] [ECO "C42"] [Opening "Petrov's Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 0.18] } 1... e5 { [%eval 0.22] } 2. Nf3 { [%eval 0.18] } 2... Nf6 { [%eval 0.34] } { C42 Petrov's Defense } 3. Bd3?! { (0.34 → -0.47) Inaccuracy. Nxe5 was best. } { [%eval -0.47] } (3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. O-O O-O) 3... d5 { [%eval -0.39] } 4. O-O?? { (-0.39 → -3.13) Blunder. Nxe5 was best. } { [%eval -3.13] } (4. Nxe5 Bd6 5. Be2 Nxe4 6. Nf3 O-O 7. O-O Re8 8. d3 Nf6) 4... dxe4 { [%eval -3.21] } 5. Bb5+?! { (-3.21 → -4.22) Inaccuracy. Bxe4 was best. } { [%eval -4.22] } (5. Bxe4 Nxe4 6. d4 Nf6 7. Nxe5 Bd6 8. c4 O-O 9. Nc3 c5) 5... c6 { [%eval -4.15] } 6. Bc4 { [%eval -4.22] } 6... exf3 { [%eval -4.29] } 7. gxf3 { [%eval -5.2] } 7... Nh5 { [%eval -4.18] } 8. f4 { [%eval -4.78] } 8... b5 { [%eval -3.94] } 9. Be2?! { (-3.94 → -5.06) Inaccuracy. Qxh5 was best. } { [%eval -5.06] } (9. Qxh5 bxc4 10. d4 Qf6 11. Qxe5+ Qxe5 12. fxe5 Nd7 13. Nd2 Nb6 14. Ne4 Be7) 9... exf4?? { (-5.06 → -2.00) Blunder. Nxf4 was best. } { [%eval -2.0] } (9... Nxf4 10. Kh1 Be7 11. Bf3 a5 12. Nc3 O-O 13. Rg1 Ra7 14. d4 g6 15. Bxf4) 10. Bxh5 { [%eval -1.94] } 10... Qg5+ { [%eval -1.46] } 11. Kh1 { [%eval -1.63] } 11... Bb7?! { (-1.63 → -0.83) Inaccuracy. Qh4 was best. } { [%eval -0.83] } (11... Qh4 12. d4 Be7 13. Bf3 O-O 14. Rg1 Re8 15. Nc3 Bd6 16. Bd2 Bf5 17. Nxb5) 12. Qe1+?! { (-0.83 → -1.82) Inaccuracy. d4 was best. } { [%eval -1.82] } (12. d4 Nd7 13. Rg1 Qf6 14. Bf3 Be7 15. Nc3 g5 16. Ne4 Qh6 17. a4 b4) 12... Be7 { [%eval -1.72] } 13. Qd1?! { (-1.72 → -2.35) Inaccuracy. Bf3 was best. } { [%eval -2.35] } (13. Bf3 Nd7 14. d4 O-O 15. Rg1 Qh4 16. Nc3 b4 17. Ne2 Bd6 18. Qf1 Nf6) 13... c5+ { [%eval -2.12] } 14. f3?? { (-2.12 → -5.28) Blunder. Bf3 was best. } { [%eval -5.28] } (14. Bf3 Nc6 15. d3 O-O-O 16. Nc3 Nd4 17. Bxb7+ Kxb7 18. f3 Qh6 19. Ne2 Ne6) 14... g6 { [%eval -4.77] } 15. Bg4 { [%eval -5.14] } 15... O-O?! { (-5.14 → -3.93) Inaccuracy. Qxg4 was best. } { [%eval -3.93] } (15... Qxg4 16. b4 O-O 17. bxc5 Bf6 18. Nc3 Bxc3 19. dxc3 Qf5 20. c6 Nxc6 21. Ba3) 16. Re1?! { (-3.93 → -5.99) Inaccuracy. Bh3 was best. } { [%eval -5.99] } (16. Bh3 Qh4 17. Bg2 Nc6 18. Nc3 Nd4 19. d3 Nf5 20. Qe1 Qh6 21. Ne4 Bh4) 16... Re8?! { (-5.99 → -4.22) Inaccuracy. Qxg4 was best. } { [%eval -4.22] } (16... Qxg4 17. Rf1 Qf5 18. d3 Nc6 19. Nc3 Nd4 20. a4 Rfe8 21. Ne4) 17. d3?! { (-4.22 → -5.50) Inaccuracy. Rg1 was best. } { [%eval -5.5] } (17. Rg1 f5 18. Bh3 Qh5 19. Bg2 Nc6 20. d3 Nd4 21. Bxf4 Bh4 22. Nc3 b4) 17... c4?! { (-5.50 → -3.74) Inaccuracy. Qxg4 was best. } { [%eval -3.74] } (17... Qxg4 18. Nd2 Qd7 19. a4 b4 20. c3 Qxd3 21. cxb4 Nd7 22. bxc5 Qf5 23. Rxe7) 18. dxc4? { (-3.74 → -5.96) Mistake. Rg1 was best. } { [%eval -5.96] } (18. Rg1 Nc6 19. Nc3 cxd3 20. cxd3 Red8 21. Bd2 b4 22. Ne4 Qe5 23. Rc1 Nd4) 18... bxc4?! { (-5.96 → -4.12) Inaccuracy. Qxg4 was best. } { [%eval -4.12] } (18... Qxg4 19. Nd2 Nd7 20. Re4 Qh3 21. Qe2 Qh4 22. b3 Qf6 23. Bb2 Qxb2 24. Re1) 19. b3?! { (-4.12 → -6.11) Inaccuracy. Re4 was best. } { [%eval -6.11] } (19. Re4 Rd8 20. Qg1 Bxe4 21. fxe4 Nc6 22. Nc3 h5 23. Be2 Qxg1+ 24. Kxg1 Nd4) 19... cxb3?! { (-6.11 → -4.63) Inaccuracy. Qxg4 was best. } { [%eval -4.63] } (19... Qxg4 20. Nd2 Rd8 21. Rxe7 Rxd2 22. Re8+ Kg7 23. Bxd2 Bxf3+ 24. Qxf3 Qxf3+ 25. Kg1) 20. cxb3 { [%eval -5.8] } 20... Rd8 { [%eval -5.42] } 21. Qc2?? { (-5.42 → Mate in 8) Checkmate is now unavoidable. Qxd8+ was best. } { [%eval #-8] } (21. Qxd8+ Bxd8 22. Bb2 Be7 23. Nd2 Qxg4 24. Rxe7 Bxf3+ 25. Nxf3 Qxf3+ 26. Kg1 Nc6) 21... h5?? { (Mate in 8 → -4.01) Lost forced checkmate sequence. Qxg4 was best. } { [%eval -4.01] } (21... Qxg4 22. Nd2 Rxd2 23. Qc8+ Qxc8 24. Rf1 Qg4 25. Bxd2 Bxf3+ 26. Rxf3 Qxf3+ 27. Kg1) 22. Bh3?! { (-4.01 → -5.68) Inaccuracy. Qc7 was best. } { [%eval -5.68] } (22. Qc7 hxg4 23. Qxb7 Nc6 24. Qxc6 Qh4 25. Rf1 Bf6 26. Bxf4 Rac8 27. Qb7 Bxa1) 22... Bxf3+ { [%eval -5.65] } 23. Bg2 { [%eval -5.71] } 23... Bg4?? { (-5.71 → -1.03) Blunder. Bxg2+ was best. } { [%eval -1.03] } (23... Bxg2+ 24. Qxg2 Qxg2+ 25. Kxg2 Bf6 26. Bxf4 Bxa1 27. Na3 Bf6 28. Nb5 Na6 29. Nd6) 24. Bxa8 { [%eval -1.34] } 24... Rd7?? { (-1.34 → 3.59) Blunder. Bf6 was best. } { [%eval 3.59] } (24... Bf6 25. Nc3 Na6 26. Rf1 Nb4 27. Qe4 Bxc3 28. Bxf4 Qc5 29. Rac1 Nd3 30. Bg5) 25. Bb2 { [%eval 3.17] } 25... f3 { [%eval 3.5] } 26. Qc3 { [%eval 3.36] } 26... Qh6 { [%eval 4.05] } 27. Bc6?? { (4.05 → -3.96) Blunder. Nd2 was best. } { [%eval -3.96] } (27. Nd2 f2 28. Rxe7 Rxe7 29. Ne4 Nd7 30. Qc8+ Qf8 31. Qxf8+ Kxf8 32. Nxf2 Re2) 27... f2 { [%eval -3.84] } 28. Rf1 { [%eval -3.44] } 28... Rd1?? { (-3.44 → 3.37) Blunder. Nxc6 was best. } { [%eval 3.37] } (28... Nxc6 29. Qg3 Bc5 30. Nc3 Qd2 31. Ne4 Qxb2 32. Nxc5 Ne5 33. Na4 Qd4 34. Qxf2) 29. Rxd1 { [%eval 3.22] } 29... Bxd1?! { (3.22 → 4.36) Inaccuracy. Nxc6 was best. } { [%eval 4.36] } (29... Nxc6 30. Nd2 f6 31. Qxc6 Qe3 32. Qc3 Qb6 33. Qc4+ Kg7 34. Qe4 f1=Q+ 35. Rxf1) 30. Kg2?? { (4.36 → -0.64) Blunder. Nd2 was best. } { [%eval -0.64] } (30. Nd2 Be2 31. Bg2 Nd7 32. Ne4 Bb5 33. Rd1 h4 34. h3 Bc5 35. Nxc5 Bc6) 30... Nxc6 { [%eval -0.77] } 31. b4?? { (-0.77 → -5.21) Blunder. Qd2 was best. } { [%eval -5.21] } (31. Qd2 Bf3+ 32. Kf1 g5 33. Qxf2 Bf6 34. Nc3 Ne5 35. Re1 Ng4 36. Qc2 Be5) 31... Nd8?? { (-5.21 → 0.42) Blunder. f1=Q+ was best. } { [%eval 0.42] } (31... f1=Q+ 32. Kxf1 Qf4+ 33. Kg1 Qg4+ 34. Qg3 Qxb4 35. Nc3 Bc5+ 36. Kf1 Bc2 37. Bc1) 32. Bc1?? { (0.42 → -2.04) Blunder. Nd2 was best. } { [%eval -2.04] } (32. Nd2 Ba4 33. Kxf2 Bh4+ 34. Kg1 Qg5+ 35. Kh1 Qd5+ 36. Nf3 f6 37. Kg1 Bc6) 32... g5 { [%eval -2.32] } 33. b5? { (-2.32 → -4.25) Mistake. Bb2 was best. } { [%eval -4.25] } (33. Bb2 Ne6 34. Kxf2 Nf4 35. a4 g4 36. Qc8+ Bf8 37. Qc3 h4 38. Nd2 Qb6+) 33... Ne6 { [%eval -3.73] } 34. h4?! { (-3.73 → -5.81) Inaccuracy. Be3 was best. } { [%eval -5.81] } (34. Be3 Bg4 35. Nd2 Bf6 36. Qc8+ Kg7 37. Qc1 Nf4+ 38. Bxf4 gxf4 39. Kxf2 Qg6) 34... Qg6 { [%eval -5.84] } 35. Bb2?? { (-5.84 → Mate in 7) Checkmate is now unavoidable. Kxf2 was best. } { [%eval #-7] } (35. Kxf2 Bf6 36. Qc8+ Kh7 37. Qd7 Ba4 38. Nd2 Bd4+ 39. Kf1 Bxa1 40. Nf3 Qf5) 35... Qe4+ { [%eval #-6] } 36. Kxf2 { [%eval #-6] } 36... Qf4+?? { (Mate in 6 → -5.98) Lost forced checkmate sequence. Bc5+ was best. } { [%eval -5.98] } (36... Bc5+ 37. Qxc5 Nxc5 38. Nd2 Nd3+ 39. Kg1 Qg4+ 40. Kh1 Ne1 41. Rxd1 Qg2#) 37. Ke1 { [%eval -5.77] } 37... f6?? { (-5.77 → 2.41) Blunder. Bb4 was best. } { [%eval 2.41] } (37... Bb4 38. Kxd1 Bxc3 39. Nxc3 Nc5 40. hxg5 Qf1+ 41. Kd2 Qd3+ 42. Ke1 Qe3+ 43. Kf1) 38. Qc8+?? { (2.41 → 0.00) Blunder. Kxd1 was best. } { [%eval 0.0] } (38. Kxd1 Qg4+ 39. Kc2 Nc5 40. Nd2 Qf5+ 41. Kd1 Nd3 42. hxg5 h4 43. Qb3+ Kf8) 38... Bd8?? { (0.00 → 5.04) Blunder. Kf7 was best. } { [%eval 5.04] } (38... Kf7 39. Kxd1 Qf3+ 40. Kc2 Qe4+ 41. Kd1) 39. Nc3?? { (5.04 → -7.29) Blunder. Qxe6+ was best. } { [%eval -7.29] } (39. Qxe6+ Kg7 40. Qd7+ Kg6 41. Qd3+ Kg7 42. Kxd1 Bb6 43. Bc3 Qa4+ 44. Kd2) 39... Nd4?? { (-7.29 → 3.91) Blunder. Bg4 was best. } { [%eval 3.91] } (39... Bg4 40. Qxd8+ Nxd8 41. Nd5 Qe4+ 42. Kf1 Qxd5 43. hxg5 Qf3+ 44. Kg1 Qg3+ 45. Kf1) 40. Kxd1 { [%eval 3.41] } 40... Ne6? { (3.41 → 6.45) Mistake. Qf2 was best. } { [%eval 6.45] } (40... Qf2 41. Qxd8+ Kf7 42. Qd7+ Kf8 43. Ba3+ Kg8 44. Qe8+ Kg7 45. Bf8+ Kg8 46. Bc5+) 41. Nd5?? { (6.45 → 0.00) Blunder. Qxe6+ was best. } { [%eval 0.0] } (41. Qxe6+ Kg7 42. Qd7+ Kh6 43. Qxd8 a5 44. Qh8+ Kg6 45. Qg8+ Kh6 46. hxg5+ fxg5) 41... Qf1+ { [%eval 0.0] } 42. Kc2 { [%eval 0.0] } 42... Qf2+?? { (0.00 → 4.11) Blunder. Qf5+ was best. } { [%eval 4.11] } (42... Qf5+ 43. Kc1 Qf1+ 44. Kc2 Qf5+) 43. Kb1?? { (4.11 → 1.06) Blunder. Kb3 was best. } { [%eval 1.06] } (43. Kb3 Qf3+ 44. Nc3 Qg4 45. Qc4 Kg7 46. Qxg4 hxg4 47. hxg5 fxg5 48. Rg1 Nd4+) 43... gxh4?? { (1.06 → 6.31) Blunder. Qe1+ was best. } { [%eval 6.31] } (43... Qe1+ 44. Bc1 Qe4+ 45. Qc2 Qxd5 46. a4 Be7 47. Ba3 Kf7 48. Bxe7 Kxe7 49. Ra3) 44. Bxf6?? { (6.31 → 0.99) Blunder. Qxe6+ was best. } { [%eval 0.99] } (44. Qxe6+ Kg7 45. a4 Qg1+ 46. Kc2 Qf2+ 47. Kb3 Ba5 48. Bxf6+ Kf8) 44... h3?? { (0.99 → 6.85) Blunder. Qf1+ was best. } { [%eval 6.85] } (44... Qf1+ 45. Kc2 Qg2+ 46. Kc1 Qf1+ 47. Kd2 Qg2+ 48. Kc3 Qxd5 49. Rf1 Qxa2 50. Bxd8) 45. Ne7+?? { (6.85 → -1.23) Blunder. Qxe6+ was best. } { [%eval -1.23] } (45. Qxe6+ Kf8 46. Qd6+ Kf7 47. Qd7+ Kg6 48. Qxd8 a6 49. Qg8+ Kf5 50. Qc8+ Kg6) 45... Kh7?? { (-1.23 → 7.55) Blunder. Kf7 was best. } { [%eval 7.55] } (45... Kf7 46. Nd5 Bxf6 47. Qd7+ Kg6 48. Qe8+ Kg5 49. Nxf6 Qf5+ 50. Kc1 Qxf6 51. Rb1) 46. Qxe6 { [%eval 6.21] } 46... h2?? { (6.21 → Mate in 2) Checkmate is now unavoidable. Qg1+ was best. } { [%eval #2] } (46... Qg1+ 47. Kc2 Qg2+ 48. Kb3 Bxe7 49. Qxe7+ Kg8 50. Qe8+ Kh7 51. Qf7+ Kh6 52. Qf8+) 47. Qf7+ { [%eval #1] } 47... Kh6 { [%eval #1] } 48. Qg6# { White wins by checkmate. } 1-0