lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/ACkrdeBu"] [Date "2021.01.05"] [Round "-"] [White "GrigoreG"] [Black "Arenas"] [Result "0-1"] [UTCDate "2021.01.05"] [UTCTime "17:28:19"] [WhiteElo "1568"] [BlackElo "2002"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+13"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B30"] [Opening "Sicilian Defense: Old Sicilian"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 c5 2. Nf3 Nc6 { B30 Sicilian Defense: Old Sicilian } 3. c3 d5?! { (0.16 → 0.77) Inaccuracy. Best move was Nf6. } (3... Nf6) 4. Bd3? { (0.77 → -0.49) Mistake. Best move was exd5. } (4. exd5 Qxd5) 4... dxe4?! { (-0.49 → 0.37) Inaccuracy. Best move was Nf6. } (4... Nf6) 5. Bxe4 Bd7 6. b3?! { (0.25 → -0.66) Inaccuracy. Best move was O-O. } (6. O-O Nf6 7. Bc2 g6 8. d4 cxd4 9. cxd4 Bg7 10. d5 Nb4 11. Bb3 Bf5 12. Nc3 O-O) 6... Nf6?! { (-0.66 → -0.14) Inaccuracy. Best move was g6. } (6... g6 7. O-O Bg7 8. Bb2 Nf6 9. Bxc6 Bxc6 10. Ne5 Be4 11. c4 Qd6 12. Na3 a6 13. d3) 7. d3?! { (-0.14 → -1.09) Inaccuracy. Best move was Bxc6. } (7. Bxc6) 7... Nxe4?! { (-1.09 → -0.54) Inaccuracy. Best move was g6. } (7... g6) 8. dxe4 g6 9. Ng5? { (-0.36 → -1.39) Mistake. Best move was O-O. } (9. O-O Bg7 10. Be3 b6 11. Bf4 O-O 12. Qe2 h6 13. Bg3 Qc8 14. Rc1 f5 15. exf5 Bxf5) 9... Bg7 10. Bf4?! { (-1.13 → -2.07) Inaccuracy. Best move was O-O. } (10. O-O) 10... O-O 11. O-O h6 12. Nh3? { (-1.33 → -2.60) Mistake. Best move was Nf3. } (12. Nf3) 12... g5 13. Be3 b6?! { (-2.76 → -2.13) Inaccuracy. Best move was Qc8. } (13... Qc8) 14. a4?! { (-2.13 → -2.63) Inaccuracy. Best move was f4. } (14. f4 Bxh3) 14... Qc8 15. Na3? { (-2.56 → -3.95) Mistake. Best move was Qe2. } (15. Qe2 Bg4) 15... Bxh3?! { (-3.95 → -3.42) Inaccuracy. Best move was Bxc3. } (15... Bxc3) 16. gxh3 Qxh3 17. Nb5?? { (-3.46 → -8.54) Blunder. Best move was Qe2. } (17. Qe2) 17... Ne5? { (-8.54 → -6.59) Mistake. Best move was Be5. } (17... Be5 18. f4) 18. f3 Rfd8? { (-6.62 → -4.99) Mistake. Best move was g4. } (18... g4 19. Qc2 gxf3 20. Bf4 f5 21. Qf2 Nd3 22. Qxf3 Qxf3 23. Rxf3 fxe4 24. Rxd3 exd3 25. Bg3) 19. Qe2 f5? { (-4.80 → -2.38) Mistake. Best move was Rd3. } (19... Rd3 20. Rae1) 20. Nc7? { (-2.38 → -4.45) Mistake. Best move was Qg2. } (20. Qg2 Qxg2+ 21. Kxg2 fxe4 22. fxe4 Ng4 23. Rae1 Rd3 24. Bg1 Rd2+ 25. Kh1 Be5 26. Rd1 Rxd1) 20... Rac8?! { (-4.45 → -3.64) Inaccuracy. Best move was fxe4. } (20... fxe4 21. fxe4) 21. Ne6 Rd6? { (-3.85 → -1.12) Mistake. Best move was fxe4. } (21... fxe4 22. Nxd8) 22. Nxg7? { (-1.12 → -2.97) Mistake. Best move was exf5. } (22. exf5 Bf6 23. f4 gxf4 24. Nxf4 Qxf5 25. Rae1 Qg4+ 26. Qxg4+ Nxg4 27. Bc1 Ne5 28. c4 Nd3) 22... Kxg7? { (-2.97 → -0.70) Mistake. Best move was fxe4. } (22... fxe4 23. fxe4 Kxg7 24. Rf5 Qg4+ 25. Qxg4 Nxg4 26. Bf2 Rd3 27. Be1 Rcd8 28. Rd5 R8xd5 29. exd5) 23. exf5 Qxf5 24. f4 gxf4?? { (-0.91 → 3.14) Blunder. Best move was Qg4+. } (24... Qg4+ 25. Qxg4 Nxg4 26. Rae1 Nxe3 27. Rxe3 Rc7 28. fxg5 hxg5 29. Re5 Kg6 30. Rff5 e6 31. Rf8) 25. Bxf4 Qg4+ 26. Qg2?? { (2.63 → -0.72) Blunder. Best move was Qxg4+. } (26. Qxg4+ Nxg4 27. Bxd6 exd6 28. Ra2 Nf6 29. Raf2 Ne4 30. Rf7+ Kg6 31. c4 d5 32. cxd5 Rd8) 26... Qxg2+ 27. Kxg2 Rg6+ 28. Kh1?! { (-0.38 → -1.26) Inaccuracy. Best move was Bg3. } (28. Bg3 Nd3 29. a5 c4 30. axb6 axb6 31. Rfd1 Nf4+ 32. Kh1 Rf6 33. Rd4 Ne2 34. Rxc4 Rxc4) 28... Ng4? { (-1.26 → -0.17) Mistake. Best move was Nd3. } (28... Nd3) 29. Rg1?? { (-0.17 → Mate in 1) Checkmate is now unavoidable. Best move was Rae1. } (29. Rae1 Re8 30. b4 cxb4 31. cxb4 Kg8 32. a5 e5 33. h3 Rf8 34. Bg3 Rxf1+ 35. Rxf1 Ne3) 29... Nf2# { Black wins by checkmate. } 0-1