[Event "Koltanowski Arena"]
[Site "http://chess-academy.net/zfEtzdcZ"]
[Date "2025.03.06"]
[Round "-"]
[White "Matei2017"]
[Black "muntean_victor"]
[Result "0-1"]
[UTCDate "2025.03.06"]
[UTCTime "17:41:23"]
[WhiteElo "1396"]
[BlackElo "1979"]
[WhiteRatingDiff "-1"]
[BlackRatingDiff "+1"]
[Variant "Standard"]
[TimeControl "600+0"]
[ECO "B00"]
[Opening "Owen Defense"]
[Termination "Normal"]
[Annotator "chess-academy.net"]

1. e4 { [%eval 0.12] [%clk 0:10:00] } 1... b6?! { (0.12 → 0.84) Inaccuracy. Best move was e6. } { [%eval 0.84] [%clk 0:05:00] } { B00 Owen Defense } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. Bc4?! { (0.84 → -0.03) Inaccuracy. Best move was d4. } { [%eval -0.03] [%clk 0:09:58] } (2. d4 Bb7 3. Bd3 Nf6 4. Nc3 e6 5. Nge2 d5 6. exd5 Nxd5) 2... e6 { [%eval 0.55] [%clk 0:04:53] } 3. Qf3? { (0.55 → -0.67) Mistake. Best move was d4. } { [%eval -0.67] [%clk 0:09:56] } (3. d4 d5) 3... Nc6 { [%eval -0.11] [%clk 0:04:45] } 4. Bb3?! { (-0.11 → -0.71) Inaccuracy. Best move was Nc3. } { [%eval -0.71] [%clk 0:09:42] } (4. Nc3) 4... Nd4 { [%eval -0.4] [%clk 0:04:40] } 5. Qf4?! { (-0.40 → -0.97) Inaccuracy. Best move was Qg3. } { [%eval -0.97] [%clk 0:09:39] } (5. Qg3 d5) 5... g5?! { (-0.97 → -0.04) Inaccuracy. Best move was Bb7. } { [%eval -0.04] [%clk 0:04:33] } (5... Bb7 6. Nf3 Bd6 7. Qe3 Nxf3+ 8. Qxf3 f5 9. Nc3 Ne7 10. d3 O-O 11. Qh3 Nc6 12. O-O) 6. Qe5?! { (-0.04 → -0.60) Inaccuracy. Best move was Qg3. } { [%eval -0.6] [%clk 0:09:29] } (6. Qg3 Bb7) 6... Nxb3 { [%eval -0.05] [%clk 0:04:23] } 7. cxb3? { (-0.05 → -1.71) Mistake. Best move was axb3. } { [%eval -1.71] [%clk 0:09:26] } (7. axb3 f6 8. Qg3 d5 9. h4 dxe4 10. hxg5 Qd7 11. f3 Bb7 12. fxe4 Bxe4 13. d3 Bb7) 7... f6 { [%eval -1.18] [%clk 0:04:16] } 8. Qc3?! { (-1.18 → -2.12) Inaccuracy. Best move was Qg3. } { [%eval -2.12] [%clk 0:09:19] } (8. Qg3 d5) 8... Bb7 { [%eval -1.97] [%clk 0:04:07] } 9. Nf3?! { (-1.97 → -2.77) Inaccuracy. Best move was d3. } { [%eval -2.77] [%clk 0:09:07] } (9. d3 d5) 9... g4?! { (-2.77 → -2.23) Inaccuracy. Best move was d5. } { [%eval -2.23] [%clk 0:04:01] } (9... d5 10. d3 Qd7 11. h3 dxe4 12. dxe4 O-O-O 13. O-O Bxe4 14. Re1 Bg6 15. Qc4 e5 16. Nc3) 10. Nh4 { [%eval -2.73] [%clk 0:09:04] } 10... d5 { [%eval -2.17] [%clk 0:03:51] } 11. exd5? { (-2.17 → -3.46) Mistake. Best move was d3. } { [%eval -3.46] [%clk 0:09:00] } (11. d3 Qd7) 11... Qxd5 { [%eval -3.09] [%clk 0:03:43] } 12. Nf3?? { (-3.09 → -8.19) Blunder. Best move was O-O. } { [%eval -8.19] [%clk 0:08:52] } (12. O-O O-O-O 13. d3 Ne7 14. Qc4 Ng6 15. Qxd5 Rxd5 16. Nxg6 hxg6 17. Bf4 Rxd3 18. Na3 e5) 12... gxf3 { [%eval -7.83] [%clk 0:03:35] } 13. gxf3? { (-7.83 → -11.07) Mistake. Best move was Qxf3. } { [%eval -11.07] [%clk 0:08:49] } (13. Qxf3 Qxf3 14. gxf3 Bxf3 15. Rg1 O-O-O 16. d4 Rxd4 17. Nc3 Rh4 18. Rg3 Bh5 19. Kf1 Ne7) 13... O-O-O { [%eval -9.9] [%clk 0:03:27] } 14. Rg1 { [%eval -11.04] [%clk 0:08:39] } 14... Bc5 { [%eval -10.5] [%clk 0:03:17] } 15. Rg4 { [%eval -13.91] [%clk 0:08:26] } 15... Nh6 { [%eval -13.17] [%clk 0:03:08] } 16. Qxf6?! { (-13.17 → Mate in 9) Checkmate is now unavoidable. Best move was Rg3. } { [%eval #-9] [%clk 0:08:17] } (16. Rg3) 16... Nxg4?! { (Mate in 9 → -36.25) Lost forced checkmate sequence. Best move was Bxf2+. } { [%eval -36.25] [%clk 0:03:00] } (16... Bxf2+ 17. Kd1 Qd3 18. Qxe6+ Kb8 19. Rf4 Rhg8 20. Qe1 Bxe1 21. Rf8 Rdxf8 22. Nc3 Bxf3+ 23. Kxe1) 17. Qf7?! { (-36.25 → Mate in 6) Checkmate is now unavoidable. Best move was d4. } { [%eval #-6] [%clk 0:08:10] } (17. d4 Nxf6) 17... Qe5+ { [%eval #-5] [%clk 0:02:52] } 18. Kd1 { [%eval #-5] [%clk 0:08:06] } 18... Nxf2+ { [%eval #-4] [%clk 0:02:43] } 19. Kc2 { [%eval #-4] [%clk 0:08:03] } 19... Be4+ { [%eval #-3] [%clk 0:02:35] } 20. fxe4 { [%eval #-2] [%clk 0:08:01] } 20... Qxe4+ { [%eval #-1] [%clk 0:02:29] } 21. Kc3 { [%eval #-1] [%clk 0:07:58] } 21... Nd1# { [%clk 0:02:22] } { Black wins by checkmate. } 0-1


