[Event "Korchnoi Arena"]
[Site "http://chess-academy.net/pSJ7qzGY"]
[Date "2025.03.18"]
[Round "-"]
[White "Alex_Alex"]
[Black "Dragos_Dosca"]
[Result "1-0"]
[UTCDate "2025.03.18"]
[UTCTime "17:12:06"]
[WhiteElo "1703"]
[BlackElo "1059"]
[WhiteRatingDiff "+1"]
[BlackRatingDiff "-2"]
[Variant "Standard"]
[TimeControl "600+0"]
[ECO "B30"]
[Opening "Sicilian Defense: Old Sicilian"]
[Termination "Normal"]
[Annotator "chess-academy.net"]

1. e4 { [%eval 0.12] [%clk 0:05:00] } 1... c5 { [%eval 0.53] [%clk 0:10:00] } 2. Nf3 { [%eval 0.27] [%clk 0:04:59] } 2... Nc6 { [%eval 0.63] [%clk 0:09:54] } { B30 Sicilian Defense: Old Sicilian } 3. c4?! { (0.63 → -0.30) Inaccuracy. Best move was Bb5. } { [%eval -0.3] [%clk 0:04:57] } (3. Bb5 e6 4. O-O Nge7 5. d4 cxd4 6. Nxd4 Qb6 7. Nxc6 bxc6) 3... Nd4?! { (-0.30 → 0.60) Inaccuracy. Best move was e5. } { [%eval 0.6] [%clk 0:09:51] } (3... e5 4. Nc3 d6 5. d3 Be7 6. h3 Nf6 7. Be2 O-O 8. O-O Bd7 9. Bd2 h6 10. Nd5) 4. Nxd4?! { (0.60 → -0.01) Inaccuracy. Best move was Be2. } { [%eval -0.01] [%clk 0:04:54] } (4. Be2 e6 5. O-O Ne7 6. Nxd4 cxd4 7. d3 Nc6 8. Na3 Bxa3 9. bxa3 b6 10. f4 O-O) 4... cxd4 { [%eval 0.67] [%clk 0:09:48] } 5. f3? { (0.67 → -0.48) Mistake. Best move was d3. } { [%eval -0.48] [%clk 0:04:45] } (5. d3 e5) 5... Nf6?! { (-0.48 → 0.44) Inaccuracy. Best move was e5. } { [%eval 0.44] [%clk 0:09:45] } (5... e5 6. d3 Bd6 7. g3 h5 8. h4 Bc7 9. Bd2 d6 10. Na3 a6 11. Bg2 Ne7 12. O-O) 6. Bd3? { (0.44 → -0.87) Mistake. Best move was Be2. } { [%eval -0.87] [%clk 0:04:39] } (6. Be2) 6... b6? { (-0.87 → 0.73) Mistake. Best move was e5. } { [%eval 0.73] [%clk 0:09:37] } (6... e5 7. Be2 Nh5 8. g3 Nf6 9. d3 d6 10. O-O Be7 11. Nd2 h5 12. Nb3 a5 13. Bg5) 7. O-O?! { (0.73 → -0.26) Inaccuracy. Best move was e5. } { [%eval -0.26] [%clk 0:04:34] } (7. e5 Ng8 8. Be4 Rb8 9. f4 e6 10. d3 Bc5 11. Bd2 a5 12. O-O Ne7 13. Na3 O-O) 7... Bb7? { (-0.26 → 1.15) Mistake. Best move was e5. } { [%eval 1.15] [%clk 0:09:32] } (7... e5) 8. e5 { [%eval 0.72] [%clk 0:04:30] } 8... e6?? { (0.72 → 3.85) Blunder. Best move was Ng8. } { [%eval 3.85] [%clk 0:09:25] } (8... Ng8 9. Be4) 9. exf6 { [%eval 3.6] [%clk 0:04:28] } 9... gxf6 { [%eval 3.7] [%clk 0:09:20] } 10. b3?! { (3.70 → 3.09) Inaccuracy. Best move was Be4. } { [%eval 3.09] [%clk 0:04:26] } (10. Be4 Bc6 11. d3 Qc7 12. Na3 O-O-O 13. Bd2 f5 14. Bxc6 dxc6 15. Rb1 Be7 16. b4 Kb8) 10... e5? { (3.09 → 5.06) Mistake. Best move was f5. } { [%eval 5.06] [%clk 0:09:17] } (10... f5 11. Ba3 d6 12. Bb2 Rg8 13. Qe1 Qg5 14. Qg3 Qxg3 15. hxg3 Rxg3 16. Kf2 Rg5 17. Bxd4) 11. Bb2?! { (5.06 → 4.14) Inaccuracy. Best move was Bf5. } { [%eval 4.14] [%clk 0:04:22] } (11. Bf5 h5 12. d3 h4 13. Nd2 h3 14. g3 Bb4 15. Ne4 Qe7 16. a3 Bc3 17. Rb1 O-O-O) 11... Ba6? { (4.14 → 6.52) Mistake. Best move was Qc7. } { [%eval 6.52] [%clk 0:09:11] } (11... Qc7 12. Na3) 12. Re1? { (6.52 → 5.19) Mistake. Best move was Be4. } { [%eval 5.19] [%clk 0:04:16] } (12. Be4) 12... f5?? { (5.19 → 9.37) Blunder. Best move was Bh6. } { [%eval 9.37] [%clk 0:09:01] } (12... Bh6 13. Bxd4) 13. Bxf5? { (9.37 → 7.18) Mistake. Best move was Rxe5+. } { [%eval 7.18] [%clk 0:04:08] } (13. Rxe5+) 13... d6? { (7.18 → 8.36) Mistake. Best move was Qf6. } { [%eval 8.36] [%clk 0:08:54] } (13... Qf6 14. Bxd4) 14. Bxd4?! { (8.36 → 7.40) Inaccuracy. Best move was f4. } { [%eval 7.4] [%clk 0:04:05] } (14. f4 Bg7 15. fxe5 Bxe5 16. Qf3 Rc8 17. Qh3 h5 18. Bxd4 Kf8 19. Bxe5 dxe5 20. Bxc8 Bxc8) 14... Qd7? { (7.40 → 16.93) Mistake. Best move was Bg7. } { [%eval 16.93] [%clk 0:08:40] } (14... Bg7 15. f4) 15. Bxd7+ { [%eval 16.53] [%clk 0:04:02] } 15... Kxd7 { [%eval 16.67] [%clk 0:08:37] } 16. Bb2 { [%eval 15.87] [%clk 0:03:59] } 16... b5 { [%eval 17.94] [%clk 0:08:32] } 17. cxb5 { [%eval 17.14] [%clk 0:03:56] } 17... Bxb5 { [%eval 17.99] [%clk 0:08:30] } 18. d4 { [%eval 17.48] [%clk 0:03:55] } 18... exd4 { [%eval 28.35] [%clk 0:08:26] } 19. Qxd4 { [%eval 26.72] [%clk 0:03:54] } 19... f6 { [%eval 32.75] [%clk 0:08:21] } 20. Qxf6 { [%eval 26.63] [%clk 0:03:48] } 20... Be2?! { (26.63 → Mate in 8) Checkmate is now unavoidable. Best move was Re8. } { [%eval #8] [%clk 0:08:12] } (20... Re8 21. Qf5+) 21. Rxe2 { [%eval #7] [%clk 0:03:45] } 21... Rg8 { [%eval #5] [%clk 0:08:06] } 22. Qf7+ { [%eval #4] [%clk 0:03:41] } 22... Kc6 { [%eval #4] [%clk 0:07:57] } 23. Qxg8?! { (Mate in 4 → Mate in 6) Not the best checkmate sequence. Best move was Rc2+. } { [%eval #6] [%clk 0:03:39] } (23. Rc2+ Kb6 24. Qc7+ Ka6 25. Qc6+ Ka5 26. Bc3#) 23... Bh6 { [%eval #4] [%clk 0:07:51] } 24. Rc2+?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. Best move was Qc4+. } { [%eval #4] [%clk 0:03:36] } (24. Qc4+ Kb6 25. Bd4+ Kb7 26. Re7+ Kb8 27. Qc7#) 24... Kb6 { [%eval #4] [%clk 0:07:46] } 25. Bd4+ { [%eval #3] [%clk 0:03:31] } 25... Kb7 { [%eval #3] [%clk 0:07:43] } 26. Qd5+ { [%eval #2] [%clk 0:03:29] } 26... Kb8 { [%eval #1] [%clk 0:07:35] } 27. Qxd6+?! { (Mate in 1 → Mate in 2) Not the best checkmate sequence. Best move was Qb5#. } { [%eval #2] [%clk 0:03:27] } (27. Qb5#) 27... Kb7 { [%eval #2] [%clk 0:07:31] } 28. Qc7+?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Rc7+. } { [%eval #2] [%clk 0:03:26] } (28. Rc7+ Kb8 29. Qd8#) 28... Ka6 { [%eval #2] [%clk 0:07:28] } 29. Qc6+ { [%eval #1] [%clk 0:03:21] } 29... Ka5 { [%eval #1] [%clk 0:07:22] } 30. Bc3# { [%clk 0:03:15] } { White wins by checkmate. } 1-0


