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[Event "UltraBullet Shield Arena"] [Site "http://chess-academy.net/UnqIpLIH"] [Date "2022.09.11"] [Round "-"] [White "MedvedevIvan"] [Black "dIcysphe"] [Result "0-1"] [UTCDate "2022.09.11"] [UTCTime "15:35:11"] [WhiteElo "1511"] [BlackElo "2838"] [WhiteRatingDiff "+0"] [BlackRatingDiff "+0"] [Variant "Standard"] [TimeControl "15+0"] [ECO "A04"] [Opening "Zukertort Opening: Slav Invitation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. Nf3 c6?! { (-0.02 → 0.86) Inaccuracy. Best move was e6. } { A04 Zukertort Opening: Slav Invitation } (1... e6 2. c4 Nf6 3. d4 b6 4. a3 Bb7 5. Nc3 d5 6. Bf4) 2. g3?! { (0.86 → 0.16) Inaccuracy. Best move was e4. } (2. e4 d5 3. Nc3 e6 4. d4 Bb4 5. Bd3 dxe4 6. Bxe4 Nf6 7. Bd3 c5 8. dxc5 Nbd7) 2... d5 3. Bg2 e5? { (0.02 → 1.43) Mistake. Best move was Bg4. } (3... Bg4) 4. O-O? { (1.43 → -0.56) Mistake. Best move was Nxe5. } (4. Nxe5 Nd7) 4... e4?! { (-0.56 → 0.31) Inaccuracy. Best move was Bd6. } (4... Bd6 5. d3 Nf6 6. e4 O-O 7. Nbd2 Re8 8. Re1 Nbd7 9. a4 h6 10. c3 a5 11. Qc2) 5. Nd4?! { (0.31 → -0.29) Inaccuracy. Best move was Ne1. } (5. Ne1 f5 6. d3 Bc5 7. c4 Nf6 8. dxe4 fxe4 9. Nc3 O-O 10. Bf4 Be6 11. Nc2 Bf7) 5... e3? { (-0.29 → 2.25) Mistake. Best move was Bc5. } (5... Bc5 6. Nb3 Bb6 7. d3 exd3 8. exd3 Ne7 9. c4 O-O 10. Nc3 Be6 11. c5 Bc7 12. Ne2) 6. Nb3?? { (2.25 → -0.95) Blunder. Best move was dxe3. } (6. dxe3 Be7) 6... exf2+ 7. Rxf2 Nf6 8. Qf1?! { (-0.23 → -1.22) Inaccuracy. Best move was d4. } (8. d4 Ng4) 8... Bc5?? { (-1.22 → 5.13) Blunder. Best move was h5. } (8... h5 9. Nc3) 9. d4?? { (5.13 → -0.09) Blunder. Best move was Nxc5. } (9. Nxc5 O-O 10. Nc3 Nbd7 11. Nd3 a5 12. a4 Re8 13. e3 h5 14. Rf4 b6 15. Ne2 Ba6) 9... Be7 10. e3? { (0.22 → -0.98) Mistake. Best move was Nc3. } (10. Nc3) 10... O-O 11. c3? { (-0.53 → -1.88) Mistake. Best move was c4. } (11. c4 Ng4) 11... Ne4?! { (-1.88 → -1.23) Inaccuracy. Best move was Ng4. } (11... Ng4 12. Rf3 a5 13. h3 Nf6 14. N3d2 Bd6 15. c4 Na6 16. Nc3 Nb4 17. e4 Nc2 18. e5) 12. Bxe4 dxe4 13. Rf4? { (-1.06 → -2.16) Mistake. Best move was N3d2. } (13. N3d2) 13... f5 14. Rf2?! { (-1.72 → -2.33) Inaccuracy. Best move was Qc4+. } (14. Qc4+ Kh8 15. Qe2 Nd7 16. N3d2 Nf6 17. b3 b6 18. a4 Nd5 19. Rf2 c5 20. Ba3 Bg5) 14... Bg5?! { (-2.33 → -1.43) Inaccuracy. Best move was Nd7. } (14... Nd7 15. c4) 15. N1d2? { (-1.43 → -3.63) Mistake. Best move was c4. } (15. c4) 15... Nd7? { (-3.63 → -1.39) Mistake. Best move was Bxe3. } (15... Bxe3 16. Nxe4 Bxc1 17. Rxc1 fxe4 18. Rxf8+ Qxf8 19. Qxf8+ Kxf8 20. Re1 Nd7 21. Rxe4 a5 22. a4) 16. Qe1? { (-1.39 → -2.46) Mistake. Best move was Nc4. } (16. Nc4 Qf6 17. Bd2 b6 18. Nc1 Qe6 19. b3 a5 20. a4 Ba6 21. Ne2 Bxc4 22. bxc4 Qxc4) 16... Nf6 17. Nf1?! { (-1.84 → -2.39) Inaccuracy. Best move was Nc4. } (17. Nc4 Ng4 18. Rf1 Be6 19. Qe2 b6 20. h3 Qc7 21. Kg2 Nh6 22. Nbd2 Nf7 23. b3 b5) 17... Ng4?! { (-2.39 → -1.69) Inaccuracy. Best move was Qc7. } (17... Qc7) 18. h3? { (-1.69 → -4.20) Mistake. Best move was Rg2. } (18. Rg2 Nh6) 18... Nxf2 19. Qxf2 f4? { (-4.51 → -1.66) Mistake. Best move was Be7. } (19... Be7) 20. Qg2?? { (-1.66 → -7.03) Blunder. Best move was exf4. } (20. exf4) 20... f3 21. Qf2?? { (-6.54 → -9.64) Blunder. Best move was Qh2. } (21. Qh2 h5 22. Nbd2 Qd5 23. b3 Bd8 24. c4 Qe6 25. Ba3 Rf7 26. Kf2 a5 27. Ke1 b5) 21... Bf6?? { (-9.64 → -6.09) Blunder. Best move was Bxh3. } (21... Bxh3) 22. Qe1?? { (-6.09 → -9.72) Blunder. Best move was Nbd2. } (22. Nbd2) 22... Bxh3 23. Kh2?! { (-9.22 → -16.66) Inaccuracy. Best move was Nbd2. } (23. Nbd2 Qd5) 23... Bg2 24. Kg1 Qc8 25. Nh2?! { (-11.54 → Mate in 12) Checkmate is now unavoidable. Best move was Nbd2. } (25. Nbd2 Be7) 25... Qh3 26. Qf1 Be5?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was Bxf1. } (26... Bxf1 27. Kf2 Qg2+ 28. Ke1 Qe2#) 27. Qf2 Bxg3 28. Qxg2 fxg2?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Qxg2#. } (28... Qxg2#) 29. Nf1 Rxf1# { Black wins by checkmate. } 0-1