[Event "Koltanowski Arena"]
[Site "http://chess-academy.net/a1HzElHx"]
[Date "2026.02.05"]
[Round "-"]
[White "ioan20"]
[Black "Sova"]
[Result "0-1"]
[UTCDate "2026.02.05"]
[UTCTime "17:42:09"]
[WhiteElo "1882"]
[BlackElo "1813"]
[WhiteRatingDiff "-15"]
[BlackRatingDiff "+42"]
[Variant "Standard"]
[TimeControl "420+0"]
[ECO "A00"]
[Opening "Van't Kruijs Opening"]
[Termination "Normal"]
[Annotator "chess-academy.net"]

1. e3 { [%eval -0.02] [%clk 0:07:00] } { A00 Van't Kruijs Opening } 1... e5 { [%eval 0.41] [%clk 0:07:00] } 2. Qf3? { (0.41 → -0.83) Mistake. Best move was d4. } { [%eval -0.83] [%clk 0:06:58] } (2. d4 exd4 3. exd4 d5 4. Nf3 Nf6 5. Bd3 Bd6 6. Qe2+ Be6) 2... Nf6 { [%eval -0.63] [%clk 0:06:58] } 3. Nh3? { (-0.63 → -1.89) Mistake. Best move was c4. } { [%eval -1.89] [%clk 0:06:56] } (3. c4 Be7 4. Nc3 O-O 5. a3 c6 6. d4 exd4 7. exd4 d5 8. Qd1 Re8 9. Nf3 Bxa3+) 3... h6?! { (-1.89 → -0.91) Inaccuracy. Best move was d5. } { [%eval -0.91] [%clk 0:06:56] } (3... d5) 4. b3?! { (-0.91 → -1.79) Inaccuracy. Best move was c4. } { [%eval -1.79] [%clk 0:06:55] } (4. c4 d5 5. cxd5 Qxd5 6. Qxd5 Nxd5 7. a3 Be6 8. Nc3 Nxc3 9. bxc3 Nc6 10. Bb2 O-O-O) 4... Nc6?! { (-1.79 → -1.14) Inaccuracy. Best move was d5. } { [%eval -1.14] [%clk 0:06:53] } (4... d5) 5. Bb2?! { (-1.14 → -1.68) Inaccuracy. Best move was Bb5. } { [%eval -1.68] [%clk 0:06:55] } (5. Bb5 Nb4 6. Qd1 a6 7. Be2 d5 8. Bb2 Bxh3 9. gxh3 Qd7 10. a3 Nc6 11. Bg4 Qe7) 5... Bd6? { (-1.68 → -0.05) Mistake. Best move was a6. } { [%eval -0.05] [%clk 0:06:50] } (5... a6 6. c4 g5 7. Qe2 d5 8. cxd5 Nxd5 9. Qd3 f5 10. a3 g4 11. Ng1 Be6 12. Nc3) 6. Bc4? { (-0.05 → -1.20) Mistake. Best move was c4. } { [%eval -1.2] [%clk 0:06:53] } (6. c4) 6... O-O { [%eval -0.82] [%clk 0:06:46] } 7. d4? { (-0.82 → -3.13) Mistake. Best move was Nc3. } { [%eval -3.13] [%clk 0:06:49] } (7. Nc3 Nb4 8. O-O-O Be7 9. e4 d5 10. exd5 Bg4 11. Qg3 Bxd1 12. Rxd1 a6 13. Qxe5 b5) 7... exd4 { [%eval -2.89] [%clk 0:06:44] } 8. exd4?! { (-2.89 → -3.82) Inaccuracy. Best move was O-O. } { [%eval -3.82] [%clk 0:06:47] } (8. O-O Be5 9. exd4 Nxd4 10. Bxd4 Bxd4 11. c3 Bb6 12. Nf4 c6 13. h3 d5 14. Bd3 Nd7) 8... Re8+? { (-3.82 → -2.20) Mistake. Best move was Bb4+. } { [%eval -2.2] [%clk 0:06:42] } (8... Bb4+ 9. Kf1 d5 10. Be2 Re8 11. Ng1 Ne4 12. c3 Bd6 13. Bc1 Ne7 14. Bd3 c6 15. Nd2) 9. Be2? { (-2.20 → -4.93) Mistake. Best move was Kf1. } { [%eval -4.93] [%clk 0:06:41] } (9. Kf1 Bb4) 9... Bb4+ { [%eval -3.21] [%clk 0:06:39] } 10. c3?? { (-3.21 → -8.27) Blunder. Best move was Kf1. } { [%eval -8.27] [%clk 0:06:38] } (10. Kf1 d6) 10... Bd6?? { (-8.27 → -0.60) Blunder. Best move was Nxd4. } { [%eval -0.6] [%clk 0:06:35] } (10... Nxd4 11. Qd3) 11. O-O { [%eval -1.16] [%clk 0:06:37] } 11... b6?! { (-1.16 → -0.48) Inaccuracy. Best move was Bf8. } { [%eval -0.48] [%clk 0:06:31] } (11... Bf8) 12. d5? { (-0.48 → -2.46) Mistake. Best move was Qd3. } { [%eval -2.46] [%clk 0:06:34] } (12. Qd3 a5 13. Re1 Bf8 14. Na3 d5 15. Nf4 a4 16. Nb5 Na7 17. Na3 Bd6 18. g3 Bxf4) 12... Ne5?! { (-2.46 → -1.61) Inaccuracy. Best move was Qe7. } { [%eval -1.61] [%clk 0:06:27] } (12... Qe7) 13. Qe4?? { (-1.61 → -15.47) Blunder. Best move was Qf5. } { [%eval -15.47] [%clk 0:06:23] } (13. Qf5) 13... Nxe4 { [%eval -15.11] [%clk 0:06:24] } 14. Bd3 { [%eval -23.23] [%clk 0:06:16] } 14... Nf6 { [%eval -15.25] [%clk 0:06:17] } 15. Bc2 { [%eval -16.27] [%clk 0:06:08] } 15... Ba6 { [%eval -16.01] [%clk 0:06:12] } 16. c4 { [%eval -16.28] [%clk 0:06:07] } 16... b5 { [%eval -15.66] [%clk 0:06:07] } 17. Bxe5 { [%eval -20.21] [%clk 0:06:02] } 17... Bxe5 { [%eval -19.54] [%clk 0:06:04] } 18. Nc3 { [%eval -21.82] [%clk 0:05:53] } 18... Bxc3 { [%eval -21.48] [%clk 0:06:03] } 19. Rad1 { [%eval -21.57] [%clk 0:05:51] } 19... bxc4 { [%eval -20.88] [%clk 0:06:01] } 20. Nf4 { [%eval -23.87] [%clk 0:05:39] } 20... cxb3 { [%eval -23.4] [%clk 0:05:56] } 21. Bd3 { [%eval -26.1] [%clk 0:05:36] } 21... Bxd3 { [%eval -23.64] [%clk 0:05:52] } 22. Rxd3 { [%eval -25.32] [%clk 0:05:34] } 22... bxa2 { [%eval -24.19] [%clk 0:05:50] } 23. Rxc3 { [%eval -23.64] [%clk 0:05:33] } 23... Rb8 { [%eval -22.78] [%clk 0:05:46] } 24. Ra3 { [%eval -28.16] [%clk 0:05:29] } 24... Rb2 { [%eval -23.59] [%clk 0:05:43] } 25. Nd3 { [%eval -23.23] [%clk 0:05:28] } 25... Rd2 { [%eval -20.57] [%clk 0:05:40] } 26. Nb4 { [%eval -25.99] [%clk 0:05:18] } 26... Ree2 { [%eval -23.82] [%clk 0:05:34] } 27. Ra1?! { (-23.82 → Mate in 7) Checkmate is now unavoidable. Best move was Ra6. } { [%eval #-7] [%clk 0:05:10] } (27. Ra6 Qb8) 27... Qb8 { [%eval #-7] [%clk 0:05:29] } 28. Nxa2 { [%eval #-6] [%clk 0:04:56] } 28... Rxa2 { [%eval #-8] [%clk 0:05:27] } 29. R3xa2 { [%eval #-8] [%clk 0:04:49] } 29... Rxa2 { [%eval #-7] [%clk 0:05:25] } 30. Re1 { [%eval #-6] [%clk 0:04:44] } 30... Rb2 { [%eval #-7] [%clk 0:05:19] } 31. h3 { [%eval #-10] [%clk 0:04:38] } 31... Rb1 { [%eval #-9] [%clk 0:05:18] } { White resigns. } 0-1


