[Event "Casual correspondence game"] [Site "https://lichess.org/zh7qGBEC"] [Date "2021.01.18"] [White "ch3sslyf"] [Black "steuering"] [Result "0-1"] [UTCDate "2021.01.18"] [UTCTime "08:16:14"] [WhiteElo "1500"] [BlackElo "1842"] [Variant "Standard"] [TimeControl "-"] [ECO "B28"] [Opening "Sicilian Defense: O'Kelly Variation, Yerevan System"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nc3 a6 3. Nf3 { B28 Sicilian Defense: O'Kelly Variation, Yerevan System } b5 4. d4 b4?! { (0.05 → 0.98) Inaccuracy. cxd4 was best. } (4... cxd4 5. Nxd4 Bb7 6. Bd3 e6 7. O-O Qc7 8. Qe2 Bc5 9. Nb3) 5. Na4 e6? { (0.75 → 2.41) Mistake. cxd4 was best. } (5... cxd4 6. Qxd4 Nc6 7. Qb6 Rb8 8. Be3 Qxb6 9. Nxb6 a5 10. Nxc8) 6. dxc5 Bb7 7. e5 h6 8. Be3?! { (2.36 → 1.63) Inaccuracy. a3 was best. } (8. a3 a5) 8... Ne7 9. Qd2 Nd5 10. O-O-O?? { (1.67 → -1.24) Blunder. a3 was best. } (10. a3 bxa3 11. Rxa3 Be7 12. Be2 Nc6 13. O-O Nxe3 14. Qxe3 Nb4 15. Qd2 a5 16. c3 Nd5) 10... Nc6?? { (-1.24 → 1.75) Blunder. Qa5 was best. } (10... Qa5 11. Nb6 Qxa2 12. Qd3 Nxb6 13. cxb6 Qa1+ 14. Kd2 Qxb2 15. Be2 Nc6 16. Rb1 Qa3 17. Qxa3) 11. Nb6 Nxe3?? { (1.21 → 3.51) Blunder. Nxb6 was best. } (11... Nxb6 12. cxb6) 12. fxe3?? { (3.51 → 0.46) Blunder. Qxe3 was best. } (12. Qxe3 Nb8) 12... Ra7?? { (0.46 → 2.41) Blunder. Bxc5 was best. } (12... Bxc5) 13. Nxd7 Be7 14. h4? { (2.55 → 0.85) Mistake. Qf2 was best. } (14. Qf2) 14... Bc8?! { (0.85 → 1.66) Inaccuracy. Ba8 was best. } (14... Ba8 15. Nb6) 15. Nb6 O-O?? { (1.78 → 6.83) Blunder. Qc7 was best. } (15... Qc7 16. Nxc8) 16. g4?? { (6.83 → 0.47) Blunder. Qxd8 was best. } (16. Qxd8 Rxd8 17. Rxd8+ Nxd8 18. Nxc8 Bxc5 19. Nxa7 Bxe3+ 20. Kd1 Bxa7 21. Bxa6 Nc6 22. Bb7 Na5) 16... Bxc5?? { (0.47 → 5.18) Blunder. Qxd2+ was best. } (16... Qxd2+ 17. Kxd2 Bb7 18. Bd3 Bxc5 19. Na4 Nb8 20. e4 Be7 21. Nb6 Rd8 22. Ke2 Nc6 23. Nc4) 17. Nc4?? { (5.18 → 0.62) Blunder. Qxd8 was best. } (17. Qxd8 Rxd8) 17... Rd7?! { (0.62 → 1.67) Inaccuracy. Qc7 was best. } (17... Qc7) 18. Qe1?? { (1.67 → -0.11) Blunder. Bd3 was best. } (18. Bd3) 18... b3?? { (-0.11 → 1.90) Blunder. a5 was best. } (18... a5 19. Rxd7) 19. axb3 Nb4?! { (1.43 → 2.10) Inaccuracy. a5 was best. } (19... a5 20. g5 h5 21. Rh2 Rxd1+ 22. Qxd1 Ba6 23. Qxd8 Rxd8 24. c3 Bxc4 25. Bxc4 Bxe3+ 26. Kc2) 20. Rh2?? { (2.10 → -10.87) Blunder. Rxd7 was best. } (20. Rxd7 Bxd7) 20... Bxe3+?? { (-10.87 → 5.22) Blunder. Rxd1+ was best. } (20... Rxd1+ 21. Qxd1 Na2+ 22. Kb1 Qxd1+ 23. Kxa2 Qxf3 24. Bd3 Qxg4 25. Rh1 Bd7 26. Kb1 Bc6 27. e4) 21. Nfd2?? { (5.22 → 0.45) Blunder. Nxe3 was best. } (21. Nxe3) 21... Bf4 22. Rh3 Qc7?! { (0.26 → 1.28) Inaccuracy. Bb7 was best. } (22... Bb7) 23. Qe4 Bxd2+ 24. Rxd2 Bb7?! { (0.90 → 1.49) Inaccuracy. Rxd2 was best. } (24... Rxd2 25. Nxd2 a5 26. Bc4 Bb7 27. Qf4 Bd5 28. c3 Nc6 29. Re3 Rd8 30. Kc2 Bxc4 31. Qxc4) 25. Qf4?! { (1.49 → 0.67) Inaccuracy. Rxd7 was best. } (25. Rxd7 Qxd7 26. Qe1 Qd4 27. Qxb4 Qf4+ 28. Re3 Qxf1+ 29. Qe1 Qxe1+ 30. Rxe1 Bf3 31. Rg1 Rd8) 25... Rfd8?! { (0.67 → 1.81) Inaccuracy. Bd5 was best. } (25... Bd5) 26. g5?? { (1.81 → -7.15) Blunder. Rxd7 was best. } (26. Rxd7) 26... Rxd2 27. Nxd2? { (-7.13 → Mate in 1) Checkmate is now unavoidable. Qxd2 was best. } (27. Qxd2 Rxd2) 27... Qxc2# { Black wins by checkmate. } 0-1