[Event "Koltanowski Arena"]
[Site "http://chess-academy.net/87kmv68v"]
[Date "2025.03.06"]
[Round "-"]
[White "Matheo9"]
[Black "Iaroslav22"]
[Result "1-0"]
[UTCDate "2025.03.06"]
[UTCTime "17:15:22"]
[WhiteElo "1153"]
[BlackElo "1068"]
[WhiteRatingDiff "+15"]
[BlackRatingDiff "-30"]
[Variant "Standard"]
[TimeControl "600+0"]
[ECO "A00"]
[Opening "Polish Opening"]
[Termination "Normal"]
[Annotator "chess-academy.net"]

1. b4?! { (0.15 → -0.55) Inaccuracy. Best move was e4. } { [%eval -0.55] [%clk 0:10:00] } { A00 Polish Opening } (1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d6) 1... a5?! { (-0.55 → 0.28) Inaccuracy. Best move was d5. } { [%eval 0.28] [%clk 0:10:00] } (1... d5 2. Nf3 Nf6 3. e3 Bf5 4. Bb2 e6 5. c4 Bxb4 6. cxd5) 2. bxa5? { (0.28 → -1.02) Mistake. Best move was b5. } { [%eval -1.02] [%clk 0:09:54] } (2. b5) 2... Rxa5? { (-1.02 → 0.13) Mistake. Best move was e5. } { [%eval 0.13] [%clk 0:09:59] } (2... e5) 3. a4? { (0.13 → -0.87) Mistake. Best move was d4. } { [%eval -0.87] [%clk 0:09:52] } (3. d4 d5 4. Bd2 Ra8 5. c4 c5 6. e3 cxd4 7. exd4 Nf6 8. Nf3 e6 9. Nc3 Bb4) 3... b6? { (-0.87 → 0.13) Mistake. Best move was e5. } { [%eval 0.13] [%clk 0:09:52] } (3... e5 4. e3 d5 5. d4 exd4 6. exd4 Nf6 7. Bd2 Ra8 8. Nf3 Bd6 9. Bd3 Qe7+ 10. Qe2) 4. Bb2?! { (0.13 → -0.38) Inaccuracy. Best move was d4. } { [%eval -0.38] [%clk 0:09:44] } (4. d4 Nf6 5. e3 Bb7 6. Nf3 e6 7. Bd3 Be7 8. O-O O-O 9. Nbd2 c5 10. Bb5 Nc6) 4... b5? { (-0.38 → 0.95) Mistake. Best move was Nf6. } { [%eval 0.95] [%clk 0:09:47] } (4... Nf6 5. Nf3) 5. Bc3? { (0.95 → -0.91) Mistake. Best move was e3. } { [%eval -0.91] [%clk 0:09:39] } (5. e3 bxa4) 5... Bb7?? { (-0.91 → 6.69) Blunder. Best move was Rxa4. } { [%eval 6.69] [%clk 0:09:47] } (5... Rxa4 6. Rxa4 bxa4 7. Bb2 d6 8. c4 Bd7 9. Nc3 Nf6 10. e3 e5 11. Nf3 Be7 12. d4) 6. Bxa5 { [%eval 6.2] [%clk 0:09:36] } 6... Na6? { (6.20 → 8.21) Mistake. Best move was bxa4. } { [%eval 8.21] [%clk 0:09:36] } (6... bxa4) 7. Bc3? { (8.21 → 6.07) Mistake. Best move was axb5. } { [%eval 6.07] [%clk 0:09:30] } (7. axb5 Nb8 8. c4 e6 9. d4 d6 10. Nf3 Nf6 11. e3 Be4 12. h4 Bg6 13. Ng1 Bh5) 7... e5? { (6.07 → 8.71) Mistake. Best move was b4. } { [%eval 8.71] [%clk 0:09:21] } (7... b4 8. Bb2) 8. axb5 { [%eval 8.45] [%clk 0:09:28] } 8... e4? { (8.45 → 12.20) Mistake. Best move was Nc5. } { [%eval 12.2] [%clk 0:09:16] } (8... Nc5 9. Bxe5 Nf6 10. e3 Nce4 11. Nc3 Nxc3 12. Bxc3 Bc5 13. Nf3 O-O 14. Bd3 Qe7 15. O-O) 9. Na3? { (12.20 → 7.90) Mistake. Best move was bxa6. } { [%eval 7.9] [%clk 0:09:18] } (9. bxa6 Ba8) 9... Bxa3? { (7.90 → 15.00) Mistake. Best move was Nc5. } { [%eval 15.0] [%clk 0:09:05] } (9... Nc5 10. Nc4 Ne6 11. e3 Be7 12. Ne2 Nh6 13. Ng3 O-O 14. Be2 f5 15. O-O f4 16. exf4) 10. Rxa3 { [%eval 12.53] [%clk 0:09:14] } 10... e3 { [%eval 18.85] [%clk 0:08:55] } 11. dxe3 { [%eval 13.21] [%clk 0:09:12] } 11... Qg5 { [%eval 20.09] [%clk 0:08:49] } 12. Qd2 { [%eval 10.72] [%clk 0:09:10] } 12... Qh4 { [%eval 21.66] [%clk 0:08:44] } 13. g3 { [%eval 14.04] [%clk 0:09:03] } 13... Qh3 { [%eval 28.86] [%clk 0:08:34] } 14. Nxh3 { [%eval 27.56] [%clk 0:09:00] } 14... Bxh1 { [%eval 31.3] [%clk 0:08:24] } 15. Ng1 { [%eval 23.91] [%clk 0:08:54] } 15... Ba8 { [%eval 35.19] [%clk 0:08:22] } 16. Rxa6 { [%eval 33.73] [%clk 0:08:47] } 16... Be4 { [%eval 34.37] [%clk 0:08:08] } 17. Ra7 { [%eval 31.25] [%clk 0:08:43] } 17... d5 { [%eval 34.38] [%clk 0:08:01] } 18. Rxc7 { [%eval 32.87] [%clk 0:08:41] } 18... f6?! { (32.87 → Mate in 5) Checkmate is now unavoidable. Best move was Nf6. } { [%eval #5] [%clk 0:07:53] } (18... Nf6) 19. Rxg7?! { (Mate in 5 → Mate in 8) Not the best checkmate sequence. Best move was Bb4. } { [%eval #8] [%clk 0:08:37] } (19. Bb4 g6 20. Qd4 h5 21. Qa7 Ne7 22. Rxe7+ Kf8 23. Qa8#) 19... Nh6 { [%eval #6] [%clk 0:07:43] } 20. Bxf6 { [%eval #5] [%clk 0:08:31] } 20... Rf8 { [%eval #3] [%clk 0:07:07] } 21. Bh4?! { (Mate in 3 → Mate in 25) Not the best checkmate sequence. Best move was Re7+. } { [%eval #25] [%clk 0:08:24] } (21. Re7+ Kd8 22. Qa5+ Kc8 23. Qc7#) 21... Bxc2 { [%eval #2] [%clk 0:06:36] } 22. Qxc2 { [%eval #1] [%clk 0:08:18] } 22... Rxf2 { [%eval #1] [%clk 0:06:09] } 23. Bh3?! { (Mate in 1 → Mate in 4) Not the best checkmate sequence. Best move was Qc8#. } { [%eval #4] [%clk 0:08:13] } (23. Qc8#) 23... Rf1+ { [%eval #3] [%clk 0:06:09] } 24. Kxf1 { [%eval #2] [%clk 0:08:12] } 24... Nf7 { [%eval #1] [%clk 0:05:39] } 25. Rxh7?! { (Mate in 1 → Mate in 2) Not the best checkmate sequence. Best move was Rg8#. } { [%eval #2] [%clk 0:08:09] } (25. Rg8#) 25... Ne5 { [%eval #1] [%clk 0:05:34] } 26. Qc5?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Qc8#. } { [%eval #1] [%clk 0:07:55] } { Black resigns. } (26. Qc8#) 1-0


