[Event "Black12 Arena"]
[Site "http://chess-academy.net/jJX55jH7"]
[Date "2025.02.06"]
[Round "-"]
[White "PopaIon"]
[Black "RomanSereda"]
[Result "1-0"]
[UTCDate "2025.02.06"]
[UTCTime "17:00:02"]
[WhiteElo "1500"]
[BlackElo "1500"]
[WhiteRatingDiff "+162"]
[BlackRatingDiff "-163"]
[Variant "Standard"]
[TimeControl "420+2"]
[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 0:07:00] } { A00 Polish Opening } (1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d6) 1... d5 { [%eval 0.09] [%clk 0:07:00] } 2. d4? { (0.09 → -0.95) Mistake. Best move was Bb2. } { [%eval -0.95] [%clk 0:06:57] } (2. Bb2 Nf6 3. a3 Bf5 4. e3 e6 5. Nf3 Bd6 6. c4 O-O 7. Nc3 a5 8. b5 Nbd7) 2... Bf5?! { (-0.95 → -0.28) Inaccuracy. Best move was e5. } { [%eval -0.28] [%clk 0:06:49] } (2... e5 3. dxe5 Bxb4+ 4. c3 Ba5 5. Nf3 Ne7 6. Ba3 O-O 7. e3) 3. e4? { (-0.28 → -1.96) Mistake. Best move was e3. } { [%eval -1.96] [%clk 0:06:43] } (3. e3 e6) 3... Bxe4?! { (-1.96 → -1.24) Inaccuracy. Best move was dxe4. } { [%eval -1.24] [%clk 0:06:45] } (3... dxe4) 4. Nd2 { [%eval -1.61] [%clk 0:06:33] } 4... Qd7? { (-1.61 → -0.22) Mistake. Best move was Bf5. } { [%eval -0.22] [%clk 0:06:24] } (4... Bf5 5. Ngf3 e6 6. a3 Bd6 7. c4 c6 8. Be2 Bc7 9. Bb2 Nf6 10. Nh4 Be4 11. Nxe4) 5. f3? { (-0.22 → -2.15) Mistake. Best move was Ngf3. } { [%eval -2.15] [%clk 0:06:07] } (5. Ngf3) 5... Bg6?! { (-2.15 → -1.38) Inaccuracy. Best move was Bf5. } { [%eval -1.38] [%clk 0:06:18] } (5... Bf5) 6. a4? { (-1.38 → -3.00) Mistake. Best move was c3. } { [%eval -3.0] [%clk 0:05:52] } (6. c3 e6 7. Nb3 Bd6 8. Nh3 Nf6 9. Be2 Qc8 10. O-O Nbd7 11. a4 h6 12. Bf4 O-O) 6... Na6? { (-3.00 → -0.74) Mistake. Best move was e5. } { [%eval -0.74] [%clk 0:06:00] } (6... e5 7. b5 exd4 8. Bd3 c5 9. Qe2+ Qe7 10. Qxe7+ Bxe7 11. Ne2 Nd7 12. Kf2 Bd6 13. Nb3) 7. b5? { (-0.74 → -3.47) Mistake. Best move was c3. } { [%eval -3.47] [%clk 0:05:35] } (7. c3 e6 8. Ne2 Bd6 9. Nb3 Nb8 10. Nf4 Ne7 11. Bd3 Bxd3 12. Nxd3 O-O 13. O-O Qc8) 7... Nb4 { [%eval -3.03] [%clk 0:05:14] } 8. a5?? { (-3.03 → -8.47) Blunder. Best move was Bd3. } { [%eval -8.47] [%clk 0:05:18] } (8. Bd3) 8... Qxb5?? { (-8.47 → 11.40) Blunder. Best move was Nxc2+. } { [%eval 11.4] [%clk 0:05:07] } (8... Nxc2+ 9. Kf2 Nxa1 10. Qa4 Nc2 11. Nb3 e6 12. Nh3 Qe7 13. Nf4 Qb4 14. Qxb4 Nxb4 15. Bd2) 9. Bxb5+ { [%eval 11.06] [%clk 0:05:14] } 9... Nc6 { [%eval 18.36] [%clk 0:05:05] } 10. Nh3 { [%eval 12.16] [%clk 0:04:48] } 10... a6 { [%eval 12.56] [%clk 0:05:03] } 11. Bd3 { [%eval 10.35] [%clk 0:04:39] } 11... Nxd4 { [%eval 11.58] [%clk 0:04:55] } 12. c3 { [%eval 9.87] [%clk 0:04:15] } 12... Nb3 { [%eval 16.31] [%clk 0:04:44] } 13. Nxb3 { [%eval 16.05] [%clk 0:04:05] } 13... c6 { [%eval 17.74] [%clk 0:04:31] } 14. Nc5 { [%eval 16.14] [%clk 0:03:56] } 14... b6 { [%eval 21.56] [%clk 0:04:29] } 15. Na4 { [%eval 15.39] [%clk 0:03:49] } 15... bxa5 { [%eval 17.18] [%clk 0:04:27] } 16. Qe2 { [%eval 16.7] [%clk 0:03:26] } 16... O-O-O { [%eval 33.64] [%clk 0:04:20] } 17. Nb6+ { [%eval 23.29] [%clk 0:03:18] } 17... Kb7 { [%eval 25.16] [%clk 0:04:18] } 18. Rb1 { [%eval 22.73] [%clk 0:03:15] } 18... Ka7?! { (22.73 → Mate in 3) Checkmate is now unavoidable. Best move was Bxd3. } { [%eval #3] [%clk 0:04:09] } (18... Bxd3 19. Qxd3) 19. Bxa6?! { (Mate in 3 → Mate in 7) Not the best checkmate sequence. Best move was Nc8+. } { [%eval #7] [%clk 0:03:09] } (19. Nc8+ Rxc8 20. Qb2 Bxd3 21. Qb7#) 19... Kb8 { [%eval #3] [%clk 0:04:03] } 20. Nxd5+ { [%eval #2] [%clk 0:02:51] } 20... Ka8 { [%eval #2] [%clk 0:03:49] } 21. Nc7+ { [%eval #1] [%clk 0:02:41] } 21... Ka7 { [%eval #1] [%clk 0:03:46] } 22. Qb5?! { (Mate in 1 → Mate in 4) Not the best checkmate sequence. Best move was Rb7#. } { [%eval #4] [%clk 0:02:37] } (22. Rb7#) 22... Bxb1 { [%eval #1] [%clk 0:03:41] } 23. Qb7# { [%clk 0:02:28] } { White wins by checkmate. } 1-0


