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[Event "Ariadna Arena"] [Site "http://chess-academy.net/ewnnwVEE"] [Date "2025.02.22"] [Round "-"] [White "Katherina"] [Black "Sliv"] [Result "0-1"] [UTCDate "2025.02.22"] [UTCTime "09:41:35"] [WhiteElo "1445"] [BlackElo "1926"] [WhiteRatingDiff "-32"] [BlackRatingDiff "+14"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A04"] [Opening "Zukertort Opening: Sicilian Invitation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. Nf3 c5?! { (-0.02 → 0.69) Inaccuracy. Best move was e6. } { A04 Zukertort Opening: Sicilian Invitation } (1... e6 2. c4 Nf6 3. d4 b6 4. a3 Bb7 5. Nc3 d5 6. Bf4) 2. Nc3?! { (0.69 → -0.03) Inaccuracy. Best move was e4. } (2. e4 e6 3. Nc3 Nc6 4. Bb5 Nd4 5. O-O a6 6. Bd3 Ne7) 2... Nc6?! { (-0.03 → 0.61) Inaccuracy. Best move was d5. } (2... d5 3. e4) 3. Nd5? { (0.61 → -1.26) Mistake. Best move was e4. } (3. e4 e6) 3... e6 4. Nf4?! { (-0.58 → -1.41) Inaccuracy. Best move was Nc3. } (4. Nc3 d5 5. e3 a6 6. d4 Nf6 7. g3 Bd6 8. Bg2 O-O 9. O-O h6 10. b3 cxd4) 4... d5 5. Ng1? { (-0.99 → -2.49) Mistake. Best move was d3. } (5. d3) 5... Bd6? { (-2.49 → -1.42) Mistake. Best move was e5. } (5... e5 6. Nh5) 6. Nd3?? { (-1.42 → -5.33) Blunder. Best move was e3. } (6. e3 Nf6 7. d4 Qc7 8. Nh5 Nxh5 9. dxc5 Bxc5 10. Qxh5 e5 11. Nf3 O-O 12. c3 h6) 6... c4 7. e4? { (-4.83 → -6.07) Mistake. Best move was e3. } (7. e3 cxd3 8. Bxd3 e5 9. c3 e4 10. Bf1 Nf6 11. d4 h5 12. h3 a6 13. b3 Bf5) 7... cxd3? { (-6.07 → -4.87) Mistake. Best move was dxe4. } (7... dxe4) 8. Bxd3 dxe4?! { (-5.73 → -4.83) Inaccuracy. Best move was Nf6. } (8... Nf6) 9. Bxe4 Nf6 10. Bxc6+ bxc6 11. Nf3 O-O 12. O-O Bb7 13. d4?! { (-4.78 → -5.41) Inaccuracy. Best move was d3. } (13. d3) 13... c5 14. dxc5 Bxc5 15. Ng5? { (-4.63 → -7.16) Mistake. Best move was Qxd8. } (15. Qxd8) 15... Qb6 16. Be3?? { (-6.15 → -11.07) Blunder. Best move was Qe2. } (16. Qe2 Qc6) 16... Bxe3 17. fxe3 Qxe3+ 18. Rf2 Qxg5 19. Qf1 Rad8 20. Rd1 Qe3 21. Rxd8?! { (-11.98 → Mate in 10) Checkmate is now unavoidable. Best move was Rd3. } (21. Rd3 Rxd3 22. Qxd3 Qc1+ 23. Rf1 Qxb2 24. h3 Rc8 25. Rf2 Qxa2 26. c3 Qa1+ 27. Rf1 Qxc3) 21... Rxd8 22. Qc4?! { (-11.98 → Mate in 4) Checkmate is now unavoidable. Best move was Kh1. } (22. Kh1 Rd2 23. Rxd2 Qxd2 24. h3 Qxc2 25. b4 Qxa2 26. Kg1 Qd2 27. Qf2 Qxf2+ 28. Kxf2 Nd5) 22... Rd1+ 23. Qf1 Ng4 24. Qxd1 Qxf2+ 25. Kh1 Qxg2# { Black wins by checkmate. } 0-1