[Event "rated rapid game"] [Site "https://lichess.org/0rccImxl"] [Date "2026.06.08"] [Round "-"] [White "osmancn1"] [Black "Vianninhtoquoc2018"] [Result "1-0"] [GameId "0rccImxl"] [UTCDate "2026.06.08"] [UTCTime "10:29:41"] [WhiteElo "1006"] [BlackElo "1015"] [WhiteRatingDiff "+31"] [BlackRatingDiff "-31"] [Variant "Standard"] [TimeControl "600+0"] [ECO "C44"] [Opening "King's Knight Opening: Konstantinopolsky"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 0.18] } 1... e5 { [%eval 0.22] } 2. Nf3 { [%eval 0.18] } 2... Nc6 { [%eval 0.22] } 3. g3 { [%eval -0.15] } { C44 King's Knight Opening: Konstantinopolsky } 3... Bc5 { [%eval 0.11] } 4. Bg2 { [%eval 0.12] } 4... Nd4? { (0.12 → 1.43) Mistake. d6 was best. } { [%eval 1.43] } (4... d6 5. c3 Bb6 6. O-O Nf6 7. Re1 O-O 8. h3 Re8 9. d4) 5. c3? { (1.43 → 0.18) Mistake. Nxe5 was best. } { [%eval 0.18] } (5. Nxe5) 5... Nxf3+ { [%eval 0.25] } 6. Bxf3 { [%eval 0.09] } 6... Qf6 { [%eval 0.06] } 7. d4 { [%eval -0.18] } 7... exd4 { [%eval -0.27] } 8. cxd4 { [%eval -0.54] } 8... Bxd4 { [%eval -0.61] } 9. O-O { [%eval -0.62] } 9... Bb6? { (-0.62 → 1.02) Mistake. Ne7 was best. } { [%eval 1.02] } (9... Ne7 10. Na3) 10. Nc3 { [%eval 1.14] } 10... d6 { [%eval 1.14] } 11. Nd5 { [%eval 1.17] } 11... Qe6?? { (1.17 → 3.11) Blunder. Qd8 was best. } { [%eval 3.11] } (11... Qd8) 12. Bf4? { (3.11 → 1.20) Mistake. Be3 was best. } { [%eval 1.2] } (12. Be3 c6 13. Bxb6 cxd5 14. exd5 Qd7 15. Bd4 Kf8 16. Rc1 h5 17. h4 Nf6) 12... c6?! { (1.20 → 2.37) Inaccuracy. Ne7 was best. } { [%eval 2.37] } (12... Ne7 13. a4 c6 14. Nxb6 axb6 15. Qxd6 O-O 16. Qxe6 Bxe6 17. Bc7 Nc8 18. Rfd1) 13. Nc7+?? { (2.37 → -4.01) Blunder. Qa4 was best. } { [%eval -4.01] } (13. Qa4 Bd8 14. Rfe1 Ne7 15. e5 O-O 16. exd6 Nxd5 17. Rxe6 Bxe6 18. Bxd5 Bxd5) 13... Bxc7 { [%eval -4.13] } 14. Rc1 { [%eval -4.23] } 14... Bd7 { [%eval -3.88] } 15. b4 { [%eval -4.16] } 15... O-O-O?! { (-4.16 → -2.77) Inaccuracy. Ne7 was best. } { [%eval -2.77] } (15... Ne7 16. b5 O-O 17. Bg2 Bb6 18. a4 Rfe8 19. a5 Bxa5 20. Bxd6 cxb5 21. Rc5) 16. b5 { [%eval -2.6] } 16... cxb5?? { (-2.60 → 3.01) Blunder. Ne7 was best. } { [%eval 3.01] } (16... Ne7 17. a4 Kb8 18. Be2 Ba5 19. Rc4 Ka8 20. Qa1 cxb5 21. axb5 Bxb5) 17. Qc2?? { (3.01 → -3.32) Blunder. Bg4 was best. } { [%eval -3.32] } (17. Bg4 f5 18. exf5 Qc4 19. Be2 Qxc1 20. Qxc1 Kb8 21. Qb2 Ne7 22. Bxb5 Bxb5) 17... Bc6 { [%eval -3.14] } 18. e5 { [%eval -3.93] } 18... dxe5 { [%eval -3.91] } 19. Bxc6 { [%eval -4.09] } 19... bxc6 { [%eval -4.4] } 20. Be3 { [%eval -4.26] } 20... Nf6 { [%eval -3.88] } 21. Bxa7 { [%eval -3.82] } 21... Ng4 { [%eval -3.04] } 22. h3 { [%eval -3.35] } 22... Nf6 { [%eval -3.6] } 23. f4?! { (-3.60 → -4.59) Inaccuracy. a4 was best. } { [%eval -4.59] } (23. a4 b4 24. Rb1 Nd5 25. Bc5 Bd6 26. Rfd1 Rd7 27. Qc4 Bxc5 28. Qxc5 Rhd8) 23... exf4 { [%eval -4.32] } 24. gxf4 { [%eval -4.76] } 24... h6 { [%eval -4.2] } 25. f5 { [%eval -4.8] } 25... Qd7 { [%eval -3.96] } 26. Rfd1 { [%eval -3.92] } 26... Bd6 { [%eval -3.45] } 27. Qc3? { (-3.45 → -6.80) Mistake. Be3 was best. } { [%eval -6.8] } (27. Be3 Qb7 28. Qxc6+ Qxc6 29. Rxc6+ Bc7 30. Rdc1 Rd7 31. R6c5 Kd8 32. Kf1 Nd5) 27... Nd5?! { (-6.80 → -4.47) Inaccuracy. Qxa7+ was best. } { [%eval -4.47] } (27... Qxa7+ 28. Kh1 Bc7 29. Qxc6 Rxd1+ 30. Rxd1 Rd8 31. Rb1 Rd6 32. Qf3 Qc5 33. Qa8+) 28. Qa5 { [%eval -4.43] } 28... g6?! { (-4.43 → -3.00) Inaccuracy. Qb7 was best. } { [%eval -3.0] } (28... Qb7 29. Rxd5 Bh2+ 30. Kxh2 Rxd5 31. f6 g6 32. a4 Qc7+ 33. Kg1 Qxa5 34. Rxc6+) 29. Qa6+?! { (-3.00 → -4.10) Inaccuracy. a4 was best. } { [%eval -4.1] } (29. a4 Qb7 30. axb5 Bc7 31. bxc6 Bxa5 32. cxb7+ Kxb7 33. Bd4 Bb6 34. Bxb6 Nxb6) 29... Kc7?? { (-4.10 → 0.00) Blunder. Qb7 was best. } { [%eval 0.0] } (29... Qb7 30. Rxc6+ Bc7 31. Bf2 Qxa6 32. Rxa6 Nc3 33. Ra8+ Kb7 34. Ra7+ Kb8 35. Ra1) 30. Qa5+?? { (0.00 → -2.47) Blunder. Rxd5 was best. } { [%eval -2.47] } (30. Rxd5 Bh2+ 31. Kxh2 Qxd5 32. Bf2 Kd6 33. Re1 Qd2 34. Qa3+ b4 35. Qa7 Rhe8) 30... Kb7?? { (-2.47 → -0.52) Blunder. Kc8 was best. } { [%eval -0.52] } (30... Kc8 31. a4 Qc7) 31. Rxd5 { [%eval -0.53] } 31... Qc7 { [%eval -0.58] } 32. Rxb5+ { [%eval -0.73] } 32... Kc8?? { (-0.73 → 5.90) Blunder. cxb5 was best. } { [%eval 5.9] } (32... cxb5 33. Rxc7+) 33. Rb8+?? { (5.90 → 0.00) Blunder. Qa6+ was best. } { [%eval 0.0] } (33. Qa6+ Kd7 34. Rb7 Ke7 35. Rxc7+ Bxc7 36. Bc5+ Bd6 37. Qe2+ Kd7 38. Bxd6 Kxd6) 33... Kd7 { [%eval 0.0] } 34. Rxd8+ { [%eval -0.11] } 34... Qxd8 { [%eval -0.15] } 35. Qa6?? { (-0.15 → -6.59) Blunder. Qc3 was best. } { [%eval -6.59] } (35. Qc3) 35... gxf5?? { (-6.59 → 3.29) Blunder. Qg5+ was best. } { [%eval 3.29] } (35... Qg5+ 36. Kf2 Qxc1 37. Qb7+ Bc7 38. fxg6 Qf4+ 39. Ke2 Re8+ 40. Kd3 fxg6 41. Bd4) 36. Qxc6+ { [%eval 3.34] } 36... Ke7 { [%eval 3.28] } 37. Bf2?? { (3.28 → 0.71) Blunder. Kf1 was best. } { [%eval 0.71] } (37. Kf1 Rg8 38. Re1+ Kf8 39. Rd1 Kg7 40. Rxd6 Qg5 41. Bf2 Kh7 42. Rd1 Rg6) 37... Rg8+ { [%eval 0.46] } 38. Kf1 { [%eval 0.4] } 38... Qd7?? { (0.40 → 6.09) Blunder. Qb8 was best. } { [%eval 6.09] } (38... Qb8 39. a4 Rg6 40. a5 Bb4 41. Qc7+ Qxc7 42. Rxc7+ Kd8) 39. Bh4+ { [%eval 5.75] } 39... Ke8?? { (5.75 → Mate in 3) Checkmate is now unavoidable. Rg5 was best. } { [%eval #3] } (39... Rg5 40. Re1+ Qe6 41. Rxe6+ Kxe6 42. Bxg5 hxg5 43. Qc8+ Ke5 44. Qe8+ Kf6 45. Qd8+) 40. Qa8+ { [%eval #2] } 40... Bb8 { [%eval #2] } 41. Qxb8+ { [%eval #1] } 41... Qc8 { [%eval #1] } 42. Qxc8# { White wins by checkmate. } 1-0