[Event "Hourly Rapid Arena"] [Site "https://adjva4.dpdns.org/c4BsFmXU"] [Date "2025.06.17"] [Round "-"] [White "bsb_onboard"] [Black "ROLAN1"] [Result "1-0"] [GameId "c4BsFmXU"] [UTCDate "2025.06.17"] [UTCTime "11:07:50"] [WhiteElo "2071"] [BlackElo "1873"] [WhiteRatingDiff "+13"] [BlackRatingDiff "-2"] [WhiteBerserk "true"] [Variant "Standard"] [TimeControl "600+0"] [ECO "C40"] [Opening "Latvian Gambit: Mason Countergambit"] [Termination "Normal"] [Annotator "adjva4.dpdns.org"] 1. e4 { [%eval 0.18] } 1... e5 { [%eval 0.22] } 2. Nf3 { [%eval 0.13] } 2... f5? { (0.13 → 1.39) Mistake. Nc6 was best. } { [%eval 1.39] } (2... Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1) 3. d4?! { (1.39 → 0.39) Inaccuracy. Nxe5 was best. } { [%eval 0.39] } { C40 Latvian Gambit: Mason Countergambit } (3. Nxe5 Nf6 4. Bc4 Qe7 5. d4 Nc6 6. O-O fxe4 7. Bf4 d5) 3... exd4?! { (0.39 → 1.25) Inaccuracy. fxe4 was best. } { [%eval 1.25] } (3... fxe4 4. Nfd2 Qh4 5. g3 Qe7 6. d5 e3 7. fxe3 d6 8. Ne4) 4. e5?! { (1.25 → 0.62) Inaccuracy. Nxd4 was best. } { [%eval 0.62] } (4. Nxd4 Nf6 5. Nxf5 Nxe4 6. Bd3 d5 7. Bxe4 dxe4 8. Qxd8+ Kxd8) 4... c5?! { (0.62 → 1.44) Inaccuracy. d6 was best. } { [%eval 1.44] } (4... d6 5. Bf4 Nc6 6. Bb5 Bd7 7. O-O dxe5 8. Bxc6 Bxc6 9. Nxe5) 5. c3 { [%eval 1.42] } 5... Nc6?! { (1.42 → 2.04) Inaccuracy. d6 was best. } { [%eval 2.04] } (5... d6 6. Bc4 d5 7. Bb5+ Bd7 8. Bxd7+ Qxd7 9. O-O Nc6 10. Re1) 6. Bc4 { [%eval 2.05] } 6... d6 { [%eval 2.24] } 7. exd6 { [%eval 2.02] } 7... Qxd6 { [%eval 2.09] } 8. O-O { [%eval 2.38] } 8... h6?! { (2.38 → 3.63) Inaccuracy. Nf6 was best. } { [%eval 3.63] } (8... Nf6 9. Re1+ Be7 10. cxd4 a6 11. g3 b5 12. Bf4 Qd7 13. d5 bxc4 14. dxc6) 9. Re1+ { [%eval 3.35] } 9... Be7 { [%eval 3.59] } 10. cxd4 { [%eval 3.64] } 10... cxd4 { [%eval 4.18] } 11. Nc3 { [%eval 4.28] } 11... Nf6 { [%eval 4.45] } 12. Nb5 { [%eval 4.51] } 12... Qc5 { [%eval 4.45] } 13. b3 { [%eval 4.27] } 13... Kd8?! { (4.27 → 6.46) Inaccuracy. Ne4 was best. } { [%eval 6.46] } (13... Ne4 14. Nfxd4 Nxd4 15. Be3 Bd7 16. Bxd4 O-O-O 17. Bxc5 Bxc5 18. Rxe4 fxe4 19. Qc2) 14. Bf4 { [%eval 5.39] } 14... g5 { [%eval 6.54] } 15. Bc7+ { [%eval 6.45] } 15... Ke8 { [%eval 6.28] } 16. Rc1?! { (6.28 → 4.57) Inaccuracy. Bd6 was best. } { [%eval 4.57] } (16. Bd6 Ne4 17. Bxc5 Bxc5 18. Bd5 Kf8 19. Bxe4 fxe4 20. Qc2 Bb6 21. Qxe4 Kg7) 16... a6 { [%eval 5.74] } 17. Bf7+?! { (5.74 → 3.69) Inaccuracy. Bd6 was best. } { [%eval 3.69] } (17. Bd6 axb5 18. Bxc5 bxc4 19. Bxe7 Nxe7 20. Qxd4 Kf7 21. Rxe7+ Kxe7 22. Qc5+ Kf7) 17... Kxf7 { [%eval 3.59] } 18. Rxc5 { [%eval 3.73] } 18... Bxc5 { [%eval 3.44] } 19. Nd6+ { [%eval 3.14] } 19... Bxd6 { [%eval 3.17] } 20. Bxd6 { [%eval 2.99] } 20... Re8? { (2.99 → 4.74) Mistake. Rd8 was best. } { [%eval 4.74] } (20... Rd8 21. Ne5+ Nxe5 22. Bxe5 Be6 23. Bxd4 Rd7 24. Qf3 Rc8 25. Bxf6 Kxf6 26. h4) 21. Rxe8 { [%eval 4.8] } 21... Nxe8 { [%eval 4.71] } 22. Bc5 { [%eval 3.84] } 22... Be6 { [%eval 4.4] } 23. Nxd4 { [%eval 4.35] } 23... Rd8 { [%eval 4.95] } 24. Qa1?! { (4.95 → 3.41) Inaccuracy. Qh5+ was best. } { [%eval 3.41] } (24. Qh5+ Kg8 25. Nxc6 bxc6 26. h4 Ng7 27. Qxh6 Rd1+ 28. Kh2 g4 29. Be7 f4) 24... Nxd4 { [%eval 3.47] } 25. Bxd4 { [%eval 3.31] } 25... Rd5 { [%eval 3.53] } 26. h3 { [%eval 3.55] } 26... Nd6?! { (3.55 → 4.84) Inaccuracy. g4 was best. } { [%eval 4.84] } (26... g4 27. Bb2 gxh3 28. gxh3 Rd6 29. f3 Rc6 30. Qd1 Nf6 31. Qd3 Nd5 32. h4) 27. Bh8 { [%eval 4.37] } 27... Ne8 { [%eval 3.93] } 28. Qc3 { [%eval 3.99] } 28... a5 { [%eval 4.09] } 29. a4 { [%eval 3.92] } 29... Rd7 { [%eval 4.48] } 30. Qxa5 { [%eval 4.45] } 30... Bxb3 { [%eval 5.51] } 31. Qb5?! { (5.51 → 4.27) Inaccuracy. Qxf5+ was best. } { [%eval 4.27] } (31. Qxf5+ Ke7 32. Bc3 Bxa4 33. Qe4+ Kf7 34. Qh7+ Ke6 35. Qxh6+ Kd5 36. Bh8 Kc4) 31... Be6 { [%eval 4.42] } 32. Be5 { [%eval 4.16] } 32... Bd5? { (4.16 → 8.12) Mistake. Nf6 was best. } { [%eval 8.12] } (32... Nf6 33. Bb2 Ne4 34. Qe5 Rd1+ 35. Kh2 Bd7 36. Qg7+ Ke6 37. Qxh6+ Kd5 38. Qg7) 33. Qb6? { (8.12 → 4.11) Mistake. Qxd7+ was best. } { [%eval 4.11] } (33. Qxd7+ Kf8 34. Qxd5 f4 35. Kh2 g4 36. Bxf4 Nf6 37. Bxh6+ Ke7 38. Bg5 gxh3) 33... Bc6 { [%eval 3.93] } 34. a5 { [%eval 4.1] } 34... Re7 { [%eval 3.92] } 35. Bd4 { [%eval 3.71] } 35... Rd7 { [%eval 4.5] } 36. a6 { [%eval 4.48] } 36... bxa6 { [%eval 3.78] } 37. Qxc6 { [%eval 3.71] } 37... Rxd4 { [%eval 3.51] } 38. Qxh6 { [%eval 3.36] } 38... a5 { [%eval 4.01] } 39. Qxg5 { [%eval 3.88] } 39... a4 { [%eval 4.07] } 40. Qxf5+ { [%eval 4.06] } 40... Nf6 { [%eval 4.21] } 41. Qe5 { [%eval 3.97] } 41... Rd5 { [%eval 4.18] } 42. Qc7+ { [%eval 4.16] } 42... Rd7 { [%eval 3.88] } 43. Qc4+ { [%eval 4.05] } 43... Rd5 { [%eval 4.05] } 44. Qxa4 { [%eval 3.73] } 44... Rf5 { [%eval 4.17] } 45. g4 { [%eval 4.25] } 45... Rf3?! { (4.25 → 6.83) Inaccuracy. Re5 was best. } { [%eval 6.83] } (45... Re5 46. Qf4 Re4 47. Qf5 Kg7 48. g5 Re1+ 49. Kh2 Ne4 50. h4 Kg8 51. Qg6+) 46. Kg2 { [%eval 6.48] } 46... Rd3 { [%eval 6.63] } 47. Qc4+ { [%eval 6.17] } 47... Rd5 { [%eval 7.41] } 48. g5 { [%eval 9.07] } 48... Kg6 { [%eval 9.76] } 49. gxf6 { [%eval 9.64] } 49... Rg5+ { [%eval 10.14] } 50. Kh2 { [%eval 9.54] } 50... Kxf6 { [%eval 9.57] } 51. f4 { [%eval 8.69] } 51... Kg6? { (8.69 → Mate in 7) Checkmate is now unavoidable. Rh5 was best. } { [%eval #7] } (51... Rh5 52. Kg3) 52. fxg5 { [%eval #8] } 52... Kxg5 { [%eval #9] } 53. Kg3 { [%eval #7] } 53... Kg6 { [%eval #6] } 54. Qd5 { [%eval #6] } 54... Kf6 { [%eval #6] } 55. Kg4 { [%eval #5] } 55... Kg6 { [%eval #5] } 56. Qe6+ { [%eval #4] } 56... Kh7 { [%eval #4] } 57. Kg5 { [%eval #3] } 57... Kg7 { [%eval #3] } 58. Qd7+ { [%eval #2] } 58... Kg8 { [%eval #2] } 59. Kf6 { [%eval #1] } 59... Kf8 { [%eval #1] } 60. Qf7# { White wins by checkmate. } 1-0