[Event "Koltanowski Arena"]
[Site "http://chess-academy.net/C5dQWlcP"]
[Date "2026.02.05"]
[Round "-"]
[White "mihai9"]
[Black "AntonLeshan"]
[Result "0-1"]
[UTCDate "2026.02.05"]
[UTCTime "17:34:19"]
[WhiteElo "1272"]
[BlackElo "1278"]
[WhiteRatingDiff "-11"]
[BlackRatingDiff "+36"]
[Variant "Standard"]
[TimeControl "420+0"]
[ECO "B02"]
[Opening "Alekhine Defense"]
[Termination "Normal"]
[Annotator "chess-academy.net"]

1. e4 { [%eval 0.12] [%clk 0:07:00] } 1... Nf6?! { (0.12 → 0.93) Inaccuracy. Best move was e6. } { [%eval 0.93] [%clk 0:07:00] } { B02 Alekhine Defense } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. Qf3? { (0.93 → -1.22) Mistake. Best move was e5. } { [%eval -1.22] [%clk 0:06:57] } (2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nf3 dxe5 6. Nxe5 N6d7) 2... d6? { (-1.22 → 0.30) Mistake. Best move was Nc6. } { [%eval 0.3] [%clk 0:06:56] } (2... Nc6 3. Nc3 e6 4. d4 Nxd4 5. Qd3 Nc6 6. Be3 Be7 7. O-O-O O-O 8. a3 d6 9. h3) 3. Bc4? { (0.30 → -0.75) Mistake. Best move was d4. } { [%eval -0.75] [%clk 0:06:56] } (3. d4 e5 4. Ne2 c6 5. Nbc3 Be7 6. h3 O-O 7. dxe5 dxe5 8. Ng3 c5 9. Bc4 Nc6) 3... Bg4? { (-0.75 → 0.75) Mistake. Best move was e6. } { [%eval 0.75] [%clk 0:06:52] } (3... e6) 4. Qg3? { (0.75 → -0.37) Mistake. Best move was Qb3. } { [%eval -0.37] [%clk 0:06:52] } (4. Qb3 e6 5. f3 d5 6. Be2 Bh5 7. g4 Bg6 8. h4 h5 9. g5 Nh7 10. Nc3 Nd7) 4... Nbd7? { (-0.37 → 0.88) Mistake. Best move was Nc6. } { [%eval 0.88] [%clk 0:06:45] } (4... Nc6 5. f3 Bd7 6. Ne2 Na5 7. d3 g6 8. Nbc3 Bg7 9. Bg5 h6 10. Be3 Nh5 11. Qh4) 5. f3?! { (0.88 → 0.30) Inaccuracy. Best move was Nc3. } { [%eval 0.3] [%clk 0:06:51] } (5. Nc3 e6 6. d4 d5 7. exd5 Bd6 8. Bf4 exd5 9. Bxd6 cxd6 10. Be2 Be6 11. O-O-O O-O) 5... Bh5 { [%eval 0.91] [%clk 0:06:27] } 6. Qf4? { (0.91 → -1.16) Mistake. Best move was Nc3. } { [%eval -1.16] [%clk 0:06:40] } (6. Nc3 e6 7. Nge2 Bg6 8. O-O d5 9. exd5 Bd6 10. Qf2 exd5 11. Nxd5 O-O 12. Ne3 Nb6) 6... e5 { [%eval -0.93] [%clk 0:06:15] } 7. Qg5?! { (-0.93 → -1.76) Inaccuracy. Best move was Qg3. } { [%eval -1.76] [%clk 0:06:28] } (7. Qg3) 7... h6?! { (-1.76 → -0.94) Inaccuracy. Best move was Be7. } { [%eval -0.94] [%clk 0:06:11] } (7... Be7 8. d3 O-O 9. Ne2 Bg6 10. Qd2 c6 11. Nbc3 b5 12. Bb3 a5 13. a3 Nc5 14. Ba2) 8. Qf5? { (-0.94 → -2.84) Mistake. Best move was Qg3. } { [%eval -2.84] [%clk 0:06:25] } (8. Qg3 Be7 9. h4 c6 10. Nc3 Qa5 11. Nge2 d5 12. exd5 cxd5 13. Bb5 O-O 14. d4 exd4) 8... Nc5? { (-2.84 → -1.43) Mistake. Best move was d5. } { [%eval -1.43] [%clk 0:05:56] } (8... d5 9. Bb3) 9. d4? { (-1.43 → -2.68) Mistake. Best move was Ne2. } { [%eval -2.68] [%clk 0:06:22] } (9. Ne2 Bg6 10. Qh3 d5 11. exd5 Bxc2 12. Bb5+ Nfd7 13. d4 Bd3 14. Nbc3 exd4 15. Nxd4 Bd6) 9... Na4?? { (-2.68 → 1.83) Blunder. Best move was Bg6. } { [%eval 1.83] [%clk 0:05:52] } (9... Bg6 10. Qh3 exd4 11. Ne2 d5 12. exd5 Nxd5 13. O-O Nb6 14. Bb3 Nxb3 15. cxb3 Nd5 16. Nf4) 10. dxe5 { [%eval 1.22] [%clk 0:06:18] } 10... dxe5? { (1.22 → 4.21) Mistake. Best move was Bg6. } { [%eval 4.21] [%clk 0:05:49] } (10... Bg6 11. Bxf7+) 11. Qxe5+ { [%eval 3.81] [%clk 0:06:06] } 11... Be7 { [%eval 4.75] [%clk 0:05:43] } 12. Bg5?? { (4.75 → -4.19) Blunder. Best move was Bb5+. } { [%eval -4.19] [%clk 0:05:48] } (12. Bb5+) 12... hxg5 { [%eval -3.76] [%clk 0:05:34] } 13. Qxg5?? { (-3.76 → -7.97) Blunder. Best move was Bb5+. } { [%eval -7.97] [%clk 0:05:12] } (13. Bb5+) 13... Ba3?? { (-7.97 → 2.67) Blunder. Best move was c6. } { [%eval 2.67] [%clk 0:05:08] } (13... c6 14. Qd2 Qb6 15. Nc3 Qxb2 16. Rb1 Qxc3 17. Qxc3 Nxc3 18. Rxb7 Bd6 19. Ne2 Nxe2 20. Bxe2) 14. Qxg7?? { (2.67 → -9.27) Blunder. Best move was Nxa3. } { [%eval -9.27] [%clk 0:05:07] } (14. Nxa3) 14... Bb4+? { (-9.27 → -8.26) Mistake. Best move was Rg8. } { [%eval -8.26] [%clk 0:05:02] } (14... Rg8 15. Qxg8+ Nxg8 16. Nxa3 Nxb2 17. Be2 Qg5 18. Nb5 O-O-O 19. Kf1 Qc5 20. Rb1 Qxc2 21. Na3) 15. c3? { (-8.26 → -10.59) Mistake. Best move was Nc3. } { [%eval -10.59] [%clk 0:05:03] } (15. Nc3 Rg8 16. Qxg8+ Nxg8 17. Bb5+ c6 18. Bxa4 Qa5 19. Ne2 Qxa4 20. O-O-O Qa5 21. h4 Nf6) 15... Bf8?? { (-10.59 → 2.26) Blunder. Best move was Rg8. } { [%eval 2.26] [%clk 0:04:57] } (15... Rg8 16. Qxg8+ Nxg8 17. cxb4 Nxb2 18. Na3 Qd6 19. Be2 Qxb4+ 20. Kf1 Qxa3 21. g4 Bg6 22. h4) 16. Qxf7+?? { (2.26 → -18.10) Blunder. Best move was Qxh8. } { [%eval -18.1] [%clk 0:04:59] } (16. Qxh8 Nxb2 17. Nd2 Qe7 18. e5 Qxe5+ 19. Ne4 Ke7 20. Be2 Bg6 21. Qxf6+ Qxf6 22. Nxf6 Kxf6) 16... Bxf7 { [%eval -17.74] [%clk 0:04:48] } 17. Bxf7+ { [%eval -21.07] [%clk 0:04:55] } 17... Kxf7 { [%eval -20.49] [%clk 0:04:46] } 18. e5 { [%eval -20.19] [%clk 0:04:43] } 18... Nd5 { [%eval -19.86] [%clk 0:04:34] } 19. c4 { [%eval -32.67] [%clk 0:04:41] } 19... Ne3 { [%eval -24.96] [%clk 0:04:21] } 20. Ke2?! { (-24.96 → Mate in 6) Checkmate is now unavoidable. Best move was Nc3. } { [%eval #-6] [%clk 0:04:38] } (20. Nc3) 20... Nxc4?! { (Mate in 6 → -31.48) Lost forced checkmate sequence. Best move was Qd1+. } { [%eval -31.48] [%clk 0:04:17] } (20... Qd1+ 21. Kf2 Qf1+ 22. Kxe3 Bc5+ 23. Kf4 Qxc4+ 24. Kg5 Rag8+ 25. Kf5 Rh5#) 21. Nh3 { [%eval -31.0] [%clk 0:04:32] } 21... Nxe5 { [%eval -20.41] [%clk 0:04:16] } 22. f4?! { (-20.41 → Mate in 6) Checkmate is now unavoidable. Best move was Rd1. } { [%eval #-6] [%clk 0:04:28] } (22. Rd1 Qe8) 22... Ng6?! { (Mate in 6 → -22.08) Lost forced checkmate sequence. Best move was Qd3+. } { [%eval -22.08] [%clk 0:04:12] } (22... Qd3+ 23. Ke1 Rxh3 24. Rf1 Re3+ 25. Kf2 Bc5 26. Kg1 Rf3+ 27. Kh1 Rxf1#) 23. f5?! { (-22.08 → Mate in 8) Checkmate is now unavoidable. Best move was Rd1. } { [%eval #-8] [%clk 0:04:27] } (23. Rd1 Qe8+) 23... Nh4?! { (Mate in 8 → -24.59) Lost forced checkmate sequence. Best move was Qe8+. } { [%eval -24.59] [%clk 0:04:02] } (23... Qe8+ 24. Kf1 Qb5+ 25. Kf2 Bc5+ 26. Ke1 Rae8+ 27. Kd1 Qe2+ 28. Kc1 Be3+ 29. Nd2 Qxd2+ 30. Kb1) 24. Rd1?! { (-24.59 → Mate in 9) Checkmate is now unavoidable. Best move was Nd2. } { [%eval #-9] [%clk 0:04:25] } (24. Nd2 Nxg2) 24... Nxg2?! { (Mate in 9 → -15.23) Lost forced checkmate sequence. Best move was Qe8+. } { [%eval -15.23] [%clk 0:03:59] } (24... Qe8+ 25. Kf1 Qb5+ 26. Kf2 Bc5+ 27. Kg3 Rag8+ 28. Ng5+ Rxg5+ 29. Kf4 Qc4+ 30. Rd4 Qxd4+ 31. Kxg5) 25. Rxd8 { [%eval -14.38] [%clk 0:04:20] } 25... Rxd8 { [%eval -12.11] [%clk 0:03:56] } 26. b3?! { (-12.11 → Mate in 7) Checkmate is now unavoidable. Best move was Ng5+. } { [%eval #-7] [%clk 0:04:17] } (26. Ng5+ Kf6) 26... Rxh3 { [%eval #-6] [%clk 0:03:53] } 27. bxa4 { [%eval #-5] [%clk 0:04:15] } 27... Rxh2?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was Nf4+. } { [%eval #-5] [%clk 0:03:47] } (27... Nf4+ 28. Ke1 Rxh2 29. Nc3 Bc5 30. Nd5 Rxd5 31. Rc1 Rh1#) 28. Nc3 { [%eval #-5] [%clk 0:04:12] } 28... Re8+?! { (Mate in 5 → Mate in 11) Not the best checkmate sequence. Best move was Nh4+. } { [%eval #-11] [%clk 0:03:45] } (28... Nh4+ 29. Kf1 Rdd2 30. Ne2 Nf3 31. Re1 Bc5 32. a3 Rf2#) 29. Kd3 { [%eval #-12] [%clk 0:04:09] } 29... Rh3+ { [%eval #-11] [%clk 0:03:42] } 30. Kc2 { [%eval #-11] [%clk 0:04:07] } 30... Ne3+ { [%eval #-21] [%clk 0:03:40] } 31. Kd3 { [%eval #-7] [%clk 0:04:04] } 31... Bb4 { [%eval #-9] [%clk 0:03:30] } 32. Nb5 { [%eval #-4] [%clk 0:04:02] } 32... Rd8+?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Nc2+. } { [%eval #-5] [%clk 0:03:28] } (32... Nc2+ 33. Kc4 Re5 34. Nd6+ cxd6 35. f6 Rc3#) 33. Ke2 { [%eval #-2] [%clk 0:03:58] } 33... Rd2+ { [%eval #-1] [%clk 0:03:18] } 34. Ke1 { [%eval #-1] [%clk 0:03:51] } 34... Rh1# { [%clk 0:03:15] } { Black wins by checkmate. } 0-1


