[Event "Black12 Arena"]
[Site "http://chess-academy.net/oVn3zDBd"]
[Date "2026.04.16"]
[Round "-"]
[White "s1mpleprime"]
[Black "TihonConstantin"]
[Result "0-1"]
[UTCDate "2026.04.16"]
[UTCTime "16:02:13"]
[WhiteElo "1500"]
[BlackElo "1363"]
[WhiteRatingDiff "-255"]
[BlackRatingDiff "+18"]
[Variant "Standard"]
[TimeControl "600+0"]
[ECO "C23"]
[Opening "Bishop's Opening"]
[Termination "Normal"]
[Annotator "chess-academy.net"]

1. e4 { [%eval 0.12] [%clk 0:10:00] } 1... e5 { [%eval 0.3] [%clk 0:10:00] } 2. Bc4 { [%eval -0.16] [%clk 0:09:57] } { C23 Bishop's Opening } 2... Nc6?! { (-0.16 → 0.46) Inaccuracy. Best move was Nf6. } { [%eval 0.46] [%clk 0:09:51] } (2... Nf6 3. Nc3 Bc5 4. Nf3 d6 5. d3 c6 6. O-O O-O 7. a4) 3. Qh5?! { (0.46 → -0.44) Inaccuracy. Best move was Nf3. } { [%eval -0.44] [%clk 0:09:53] } (3. Nf3 Nf6 4. d3 Bc5 5. O-O O-O 6. c3 Bb6 7. b4 a6) 3... g6 { [%eval -0.12] [%clk 0:09:50] } 4. Qf3 { [%eval -0.4] [%clk 0:09:52] } 4... f6? { (-0.40 → 0.60) Mistake. Best move was Nf6. } { [%eval 0.6] [%clk 0:09:48] } (4... Nf6 5. Ne2 Bg7 6. d3 O-O 7. Bg5 d6 8. Nbc3 h6 9. Bxf6) 5. Qd3? { (0.60 → -1.09) Mistake. Best move was Ne2. } { [%eval -1.09] [%clk 0:09:48] } (5. Ne2 Bg7 6. h4 d6 7. Nbc3 Nh6 8. d3 Na5 9. Bb3 Nxb3) 5... Nb4? { (-1.09 → 0.82) Mistake. Best move was f5. } { [%eval 0.82] [%clk 0:09:41] } (5... f5) 6. a3?? { (0.82 → -9.34) Blunder. Best move was Qb3. } { [%eval -9.34] [%clk 0:09:47] } (6. Qb3 Nh6) 6... Nxd3+ { [%eval -8.8] [%clk 0:09:39] } 7. cxd3?! { (-8.80 → -9.52) Inaccuracy. Best move was Bxd3. } { [%eval -9.52] [%clk 0:09:40] } (7. Bxd3 c6 8. Be2 d5 9. d3 Bd6 10. Nf3 Ne7 11. O-O O-O 12. Nbd2 Rf7 13. b3 Qc7) 7... Bc5 { [%eval -9.24] [%clk 0:09:32] } 8. d4?! { (-9.24 → -10.29) Inaccuracy. Best move was b4. } { [%eval -10.29] [%clk 0:08:49] } (8. b4 Bb6 9. Nc3 c6 10. Nf3 a5 11. b5 Ne7 12. a4 d5 13. Bb3 Be6 14. Rb1 Qd7) 8... Bxd4 { [%eval -9.89] [%clk 0:09:29] } 9. Nf3 { [%eval -10.48] [%clk 0:08:44] } 9... b6 { [%eval -9.62] [%clk 0:09:28] } 10. Nxd4 { [%eval -9.98] [%clk 0:08:42] } 10... exd4 { [%eval -9.55] [%clk 0:09:28] } 11. d3 { [%eval -9.92] [%clk 0:08:33] } 11... Nh6?? { (-9.92 → -4.72) Blunder. Best move was a5. } { [%eval -4.72] [%clk 0:09:23] } (11... a5 12. a4 Ba6 13. b3 Ne7 14. Na3 d5 15. exd5 Nxd5 16. Nb5 O-O 17. O-O c5 18. Bd2) 12. O-O?? { (-4.72 → -9.85) Blunder. Best move was Bxh6. } { [%eval -9.85] [%clk 0:08:30] } (12. Bxh6 Bb7) 12... Bb7?? { (-9.85 → -5.39) Blunder. Best move was Nf7. } { [%eval -5.39] [%clk 0:08:58] } (12... Nf7 13. Nd2 Ne5 14. b3 Bb7 15. Re1 Nxc4 16. bxc4 O-O 17. a4 c5 18. g3 f5 19. Kg2) 13. g4?? { (-5.39 → -11.95) Blunder. Best move was Bxh6. } { [%eval -11.95] [%clk 0:08:24] } (13. Bxh6) 13... Nxg4 { [%eval -11.42] [%clk 0:08:56] } 14. f3 { [%eval -11.96] [%clk 0:08:23] } 14... Ne3 { [%eval -11.1] [%clk 0:08:52] } 15. Rf2 { [%eval -12.53] [%clk 0:08:13] } 15... Nxc4 { [%eval -12.13] [%clk 0:08:49] } 16. f4 { [%eval -17.62] [%clk 0:08:04] } 16... Ne3 { [%eval -16.72] [%clk 0:08:44] } 17. f5 { [%eval -22.39] [%clk 0:08:00] } 17... gxf5 { [%eval -21.13] [%clk 0:08:42] } 18. exf5?! { (-21.13 → Mate in 3) Checkmate is now unavoidable. Best move was Bxe3. } { [%eval #-3] [%clk 0:07:59] } (18. Bxe3 dxe3 19. Rf3 fxe4 20. Rxe3 f5 21. Nc3 Qh4 22. Nxe4 fxe4 23. Rg3 Qf4 24. Re1 Qd2) 18... O-O?! { (Mate in 3 → -20.43) Lost forced checkmate sequence. Best move was Rg8+. } { [%eval -20.43] [%clk 0:08:39] } (18... Rg8+ 19. Rg2 Rxg2+ 20. Kh1 Rg4#) 19. a4 { [%eval -29.58] [%clk 0:07:51] } 19... Qe8 { [%eval -22.12] [%clk 0:08:36] } 20. Re2?! { (-22.12 → Mate in 8) Checkmate is now unavoidable. Best move was Bxe3. } { [%eval #-8] [%clk 0:07:47] } (20. Bxe3 dxe3) 20... Qe7?! { (Mate in 8 → -23.25) Lost forced checkmate sequence. Best move was Qh5. } { [%eval -23.25] [%clk 0:08:27] } (20... Qh5 21. Nc3 Qf3 22. Bxe3 dxc3 23. Rc2 Rae8 24. bxc3 Kh8 25. Rb2 Rg8+ 26. Bg5 Rxg5+ 27. Rg2) 21. Kf2 { [%eval -24.02] [%clk 0:07:43] } 21... Ng4+ { [%eval -23.49] [%clk 0:08:24] } 22. Ke1 { [%eval -23.46] [%clk 0:07:39] } 22... Qb4+ { [%eval -21.67] [%clk 0:08:17] } 23. Bd2 { [%eval -34.92] [%clk 0:07:37] } 23... Qxb2 { [%eval -32.26] [%clk 0:08:10] } 24. h3?! { (-32.26 → Mate in 9) Checkmate is now unavoidable. Best move was Kd1. } { [%eval #-9] [%clk 0:07:15] } (24. Kd1 Qxa1) 24... Rfe8 { [%eval #-8] [%clk 0:08:04] } 25. hxg4 { [%eval #-7] [%clk 0:07:06] } 25... Rxe2+ { [%eval #-6] [%clk 0:08:00] } 26. Kxe2 { [%eval #-6] [%clk 0:07:02] } 26... Re8+ { [%eval #-5] [%clk 0:07:59] } 27. Kf2 { [%eval #-5] [%clk 0:06:59] } 27... Qxa1?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was Qc2. } { [%eval #-5] [%clk 0:07:55] } (27... Qc2 28. Kg3 Qc6 29. g5 Qg2+ 30. Kh4 Bf3 31. gxf6 Qg4#) 28. g5 { [%eval #-5] [%clk 0:06:50] } 28... fxg5?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was Qxb1. } { [%eval #-5] [%clk 0:07:48] } (28... Qxb1 29. gxf6 Qxd3 30. f7+ Kxf7 31. Kg1 Qxd2 32. a5 Qg2#) 29. f6 { [%eval #-5] [%clk 0:06:48] } 29... Qxb1 { [%eval #-4] [%clk 0:07:46] } 30. Bxg5 { [%eval #-1] [%clk 0:06:46] } 30... Qe1# { [%clk 0:07:42] } { Black wins by checkmate. } 0-1


