[Event "Open Arena"]
[Site "http://chess-academy.net/aATR6Q9t"]
[Date "2021.01.25"]
[Round "-"]
[White "Sofia"]
[Black "Jenni"]
[Result "0-1"]
[UTCDate "2021.01.25"]
[UTCTime "17:12:39"]
[WhiteElo "1228"]
[BlackElo "1628"]
[WhiteRatingDiff "-3"]
[BlackRatingDiff "+29"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C24"]
[Opening "Bishop's Opening: Berlin Defense"]
[Termination "Normal"]
[Annotator "chess-academy.net"]

1. e4 { [%eval 0.12] [%clk 0:07:00] } 1... e5 { [%eval 0.3] [%clk 0:03:30] } 2. Bc4 { [%eval -0.16] [%clk 0:06:59] } 2... Nf6 { [%eval 0.13] [%clk 0:03:28] } { C24 Bishop's Opening: Berlin Defense } 3. g4? { (0.13 → -2.44) Mistake. Best move was Nc3. } { [%eval -2.44] [%clk 0:06:57] } (3. Nc3 Nc6 4. d3 Na5 5. Bb3 Bb4 6. Nf3 Bxc3+ 7. bxc3 d6) 3... d5 { [%eval -2.27] [%clk 0:03:26] } 4. exd5 { [%eval -2.28] [%clk 0:06:49] } 4... Nxd5? { (-2.28 → -1.13) Mistake. Best move was Bxg4. } { [%eval -1.13] [%clk 0:03:24] } (4... Bxg4 5. f3 Bh5 6. Nc3 c6 7. d4 Bb4 8. dxe5 Nxd5 9. Qd4 Nxc3 10. Qxd8+ Kxd8 11. a3) 5. Bxd5? { (-1.13 → -3.25) Mistake. Best move was Nc3. } { [%eval -3.25] [%clk 0:06:48] } (5. Nc3 Nb6) 5... Qxd5 { [%eval -3.0] [%clk 0:03:22] } 6. c4?? { (-3.00 → -10.39) Blunder. Best move was Qf3. } { [%eval -10.39] [%clk 0:06:46] } (6. Qf3 Qxf3 7. Nxf3 Nc6 8. h3 e4 9. Ng1 h5 10. g5 Nd4 11. Kd1 h4 12. Ne2 Nf3) 6... Qxh1 { [%eval -9.97] [%clk 0:03:20] } 7. Qe2 { [%eval -15.29] [%clk 0:06:41] } 7... Qxg1+ { [%eval -14.95] [%clk 0:03:17] } 8. Qf1 { [%eval -15.01] [%clk 0:06:40] } 8... Qxh2 { [%eval -14.27] [%clk 0:03:15] } 9. Qe2 { [%eval -16.21] [%clk 0:06:39] } 9... Nc6 { [%eval -15.37] [%clk 0:03:14] } 10. Nc3 { [%eval -28.33] [%clk 0:06:36] } 10... Bc5 { [%eval -19.97] [%clk 0:03:13] } 11. Nd5?! { (-19.97 → Mate in 9) Checkmate is now unavoidable. Best move was Qf1. } { [%eval #-9] [%clk 0:06:38] } (11. Qf1 Nd4 12. f3 Nxf3+ 13. Qxf3 Qg1+ 14. Ke2 Bxg4 15. Qxg4 Qxg4+ 16. Kd3 O-O-O+ 17. Kc2 Qxc4) 11... Nb4?! { (Mate in 9 → -14.11) Lost forced checkmate sequence. Best move was Qg1+. } { [%eval -14.11] [%clk 0:03:09] } (11... Qg1+ 12. Qf1 Bxf2+ 13. Ke2 Bxg4+ 14. Kd3 Qxf1+ 15. Kc3 Bd4+ 16. Kb3 Bd1+ 17. Ka3 Qxc4 18. Nf6+) 12. Nxc7+ { [%eval -20.03] [%clk 0:06:38] } 12... Kd8 { [%eval -19.36] [%clk 0:03:07] } 13. Nxa8?! { (-19.36 → Mate in 3) Checkmate is now unavoidable. Best move was d4. } { [%eval #-3] [%clk 0:06:39] } (13. d4 Qg1+ 14. Kd2 Bxg4 15. Qe1 Qxe1+ 16. Kxe1 Kxc7 17. dxc5 Nc2+ 18. Kd2 Nxa1 19. b3 Rhd8+) 13... Nc2+?! { (Mate in 3 → Mate in 7) Not the best checkmate sequence. Best move was Qg1+. } { [%eval #-7] [%clk 0:03:05] } (13... Qg1+ 14. Qf1 Bxf2+ 15. Ke2 Bxg4#) 14. Kd1 { [%eval #-7] [%clk 0:06:38] } 14... Nxa1?! { (Mate in 7 → -26.83) Lost forced checkmate sequence. Best move was Nd4. } { [%eval -26.83] [%clk 0:03:05] } (14... Nd4 15. d3 Qh1+ 16. Kd2 Bb4+ 17. Ke3 Qh6+ 18. Ke4 f5+ 19. gxf5 Bxf5+ 20. Kxe5 Qd6#) 15. Ke1?! { (-26.83 → Mate in 6) Checkmate is now unavoidable. Best move was d4. } { [%eval #-6] [%clk 0:06:38] } (15. d4 Qg1+) 15... a6?! { (Mate in 6 → -30.24) Lost forced checkmate sequence. Best move was Qg1+. } { [%eval -30.24] [%clk 0:02:58] } (15... Qg1+ 16. Qf1 Bxf2+ 17. Ke2 Bxg4+ 18. Kd3 Qg3+ 19. Ke4 Qf4+ 20. Kd3 Qf3#) 16. d4?! { (-30.24 → Mate in 11) Checkmate is now unavoidable. Best move was Qd3+. } { [%eval #-11] [%clk 0:06:32] } (16. Qd3+ Bd7 17. Qf1 Bxg4 18. f3 Bh3 19. Qxh3 Qxh3 20. d4 Bxd4 21. Bg5+ Kd7 22. c5 Qg3+) 16... Bxd4?! { (Mate in 11 → -17.16) Lost forced checkmate sequence. Best move was Bb4+. } { [%eval -17.16] [%clk 0:02:54] } (16... Bb4+ 17. Bd2 Qh1+ 18. Qf1 Qe4+ 19. Qe2 Qb1+ 20. Qd1 Nc2+ 21. Kf1 Qxd1+ 22. Kg2 Bxd2 23. Nc7) 17. Qd3?! { (-17.16 → Mate in 3) Checkmate is now unavoidable. Best move was f3. } { [%eval #-3] [%clk 0:06:29] } (17. f3 Qg1+) 17... Qxf2+ { [%eval #-2] [%clk 0:02:52] } 18. Kd1 { [%eval #-2] [%clk 0:06:26] } 18... Bxg4+ { [%eval #-1] [%clk 0:02:50] } 19. Qe2 { [%eval #-1] [%clk 0:06:22] } 19... Qxe2# { [%clk 0:02:50] } { Black wins by checkmate. } 0-1


