lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/Q0QIaUxg"] [Date "2020.11.23"] [Round "-"] [White "Arsenie2010"] [Black "Olga"] [Result "0-1"] [UTCDate "2020.11.23"] [UTCTime "17:15:39"] [WhiteElo "1487"] [BlackElo "967"] [WhiteRatingDiff "-23"] [BlackRatingDiff "+157"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e3 { A00 Van't Kruijs Opening } Nc6?! { (-0.02 → 0.70) Inaccuracy. Best move was d5. } (1... d5 2. d4 Nf6 3. c4 e6 4. Nf3 Be7 5. cxd5 exd5 6. Bd3) 2. Bb5?! { (0.70 → -0.22) Inaccuracy. Best move was d4. } (2. d4 d5 3. Nf3 e6 4. c4 Nf6 5. Nc3 Bd6 6. a3 O-O) 2... a6 3. Bxc6 dxc6 4. Qf3?! { (0.13 → -0.66) Inaccuracy. Best move was Nf3. } (4. Nf3 e5 5. Nc3 Bd6 6. O-O Ne7 7. d4 exd4 8. exd4 Bf5 9. Re1 O-O 10. Bg5 f6) 4... e5 5. Nh3? { (-0.17 → -1.26) Mistake. Best move was Qg3. } (5. Qg3 e4 6. Qe5+ Qe7 7. Qxe7+ Bxe7 8. b3 f5 9. Bb2 Kf7 10. Ne2 Nf6 11. Be5 Bd6) 5... Qe7?! { (-1.26 → -0.57) Inaccuracy. Best move was g5. } (5... g5 6. Ng1 h5 7. Nc3 f5 8. Qe2 Ne7 9. d3 Ng6 10. f4 g4 11. fxe5 Nxe5 12. d4) 6. c3? { (-0.57 → -2.23) Mistake. Best move was Nc3. } (6. Nc3 g5) 6... e4 7. Qe2?! { (-1.98 → -2.55) Inaccuracy. Best move was Qg3. } (7. Qg3 h5) 7... Qe5? { (-2.55 → -0.76) Mistake. Best move was Bxh3. } (7... Bxh3 8. gxh3) 8. f4?! { (-0.76 → -1.45) Inaccuracy. Best move was Nf4. } (8. Nf4 Qd6) 8... Qf5 9. g4? { (-1.16 → -3.16) Mistake. Best move was Nf2. } (9. Nf2 Nf6 10. d3 exd3 11. Nxd3 Be6 12. Nd2 O-O-O 13. Nf2 Qc2 14. O-O Bc5 15. Re1 Rhe8) 9... Qxg4 10. Qxg4 Bxg4 11. Nf2 Nf6?! { (-3.06 → -2.09) Inaccuracy. Best move was Bf3. } (11... Bf3 12. Rg1 Nh6 13. d3 exd3 14. Nd2 Bh5 15. e4 O-O-O 16. Nc4 Be7 17. Be3 Rhe8 18. Kd2) 12. d3? { (-2.09 → -3.51) Mistake. Best move was Nxg4. } (12. Nxg4) 12... Bf5? { (-3.51 → -2.43) Mistake. Best move was exd3. } (12... exd3) 13. Na3? { (-2.43 → -3.90) Mistake. Best move was d4. } (13. d4) 13... b5? { (-3.90 → -2.46) Mistake. Best move was exd3. } (13... exd3 14. Nc4 Bc5 15. Ne5 Rd8 16. Bd2 O-O 17. O-O Ne4 18. Nxe4 Bxe4 19. Kf2 Be7 20. Nf3) 14. c4? { (-2.46 → -4.55) Mistake. Best move was dxe4. } (14. dxe4) 14... c5? { (-4.55 → -1.85) Mistake. Best move was exd3. } (14... exd3 15. Bd2) 15. cxb5 Bd6? { (-2.28 → -1.01) Mistake. Best move was exd3. } (15... exd3 16. b3) 16. h3? { (-1.01 → -2.68) Mistake. Best move was dxe4. } (16. dxe4 Nxe4) 16... Nd5?? { (-2.68 → 3.66) Blunder. Best move was exd3. } (16... exd3 17. bxa6 O-O 18. Nc4 Rfe8 19. Kf1 Rxa6 20. b3 Ne4 21. Nxe4 Bxe4 22. Nxd6 cxd6 23. Rg1) 17. Rg1?? { (3.66 → -0.64) Blunder. Best move was dxe4. } (17. dxe4 Bd7) 17... Ke7?? { (-0.64 → 4.71) Blunder. Best move was Nf6. } (17... Nf6 18. b3 exd3 19. Bb2 axb5 20. Rxg7 Ke7 21. Nxb5 Bg6 22. a4 Ra6 23. Kd2 c4 24. Nxd6) 18. Rxg7?? { (4.71 → -0.15) Blunder. Best move was dxe4. } (18. dxe4 axb5 19. exf5 b4 20. Nb5 b3 21. a3 Nb4 22. Ke2 Nc2 23. Nxd6 cxd6 24. Rb1 g6) 18... Kf6? { (-0.15 → 2.75) Mistake. Best move was Nf6. } (18... Nf6 19. dxe4 Nxe4 20. Nxe4 Bxe4 21. bxa6 Rxa6 22. Bd2 Rha8 23. Kf2 Bg6 24. Bc3 Ra4 25. h4) 19. Rg3? { (2.75 → 0.45) Mistake. Best move was Rg5. } (19. Rg5 Rhe8) 19... Nb4?? { (0.45 → 4.33) Blunder. Best move was Rhe8. } (19... Rhe8) 20. Kd1?? { (4.33 → -1.14) Blunder. Best move was dxe4. } (20. dxe4) 20... Rhe8? { (-1.14 → 1.23) Mistake. Best move was Nxd3. } (20... Nxd3 21. Nxd3 exd3 22. Bd2 Ke6 23. bxa6 Rxa6 24. Nb5 Raa8 25. Nxd6 cxd6 26. a4 Rag8 27. Rxg8) 21. Nc4? { (1.23 → -0.97) Mistake. Best move was Nxe4+. } (21. Nxe4+ Bxe4 22. dxe4 Rxe4 23. bxa6 Rxa6 24. Ke2 Re6 25. Bd2 Ke7 26. Kf3 Rg6 27. Rxg6 hxg6) 21... Re6? { (-0.97 → 1.16) Mistake. Best move was Nxd3. } (21... Nxd3 22. Nxd3 exd3 23. Nxd6 cxd6 24. bxa6 Rxa6 25. Bd2 Ke6 26. a4 h5 27. h4 Bg4+ 28. Kc1) 22. b6? { (1.16 → 0.13) Mistake. Best move was dxe4. } (22. dxe4 Bxe4) 22... cxb6? { (0.13 → 1.49) Mistake. Best move was Nxd3. } (22... Nxd3 23. Nxd3 exd3 24. b3 Ke7 25. bxc7 Rg6 26. Rxg6 hxg6 27. e4 Bxh3 28. Nxd6 Kxd6 29. Kd2) 23. Nxb6 Re5?? { (1.06 → 8.66) Blunder. Best move was Rd8. } (23... Rd8 24. Bd2 Bc7 25. Na4 Nxd3 26. Nxd3 exd3 27. Rc1 Rc6 28. Nxc5 Bb6 29. Na4 Rxc1+ 30. Kxc1) 24. fxe5+?! { (8.66 → 7.83) Inaccuracy. Best move was Nxa8. } (24. Nxa8 Rd5 25. Nb6 Rxd3+ 26. Nxd3 Nxd3 27. Kc2 Bg6 28. h4 Ke6 29. Bd2 h5 30. Rh1 Nf2) 24... Kxe5? { (7.83 → 12.65) Mistake. Best move was Bxe5. } (24... Bxe5 25. Nxa8) 25. Nxa8 c4 26. dxe4 Bxe4 27. Rg5+ Kf6 28. Ra5?! { (19.54 → 9.47) Inaccuracy. Best move was Nxe4+. } (28. Nxe4+ Ke6 29. Nb6 c3 30. bxc3 Nc6 31. Nxd6 Kxd6 32. Nc4+ Ke6 33. Rh5 Nd8 34. Kc2 f6) 28... Bc2+?! { (9.47 → 14.44) Inaccuracy. Best move was Bxa8. } (28... Bxa8 29. Bd2 Bf3+ 30. Kc1 h5 31. Ra4 a5 32. Rxa5 Nc6 33. Ra4 Bg3 34. Nd1 Ne5 35. Bc3) 29. Kd2 Bg3 30. Ng4+ Kg6 31. Ne5+ Kf5 32. Nxf7+ Ke4?! { (14.94 → Mate in 1) Checkmate is now unavoidable. Best move was Kf6. } (32... Kf6 33. a3) 33. Re5+? { (Mate in 1 → 9.34) Lost forced checkmate sequence. Best move was Ng5#. } (33. Ng5#) 33... Kf3?! { (9.34 → 17.74) Inaccuracy. Best move was Bxe5. } (33... Bxe5 34. Nxe5 Kxe5 35. a3 Be4 36. axb4 Bxa8 37. Rxa6 Bf3 38. Ra7 Kd6 39. Rxh7 Be4 40. Rh6+) 34. Rf5+? { (17.74 → 7.23) Mistake. Best move was a3. } (34. a3 Bxe5 35. Nxe5+ Kg3 36. axb4 Bf5 37. Rxa6 h5 38. Rf6 Be4 39. Nc7 Kxh3 40. Rf7 Bb1) 34... Kg2? { (7.23 → 14.45) Mistake. Best move was Bxf5. } (34... Bxf5 35. Ng5+ Kf2 36. Kc3 Nd3 37. e4 Bg6 38. Nb6 h6 39. Ne6 Bxe4 40. Nxc4 Nxc1 41. Rxc1) 35. Ra5 c3+ 36. bxc3 Kf1 37. Nc7?? { (20.15 → Mate in 1) Checkmate is now unavoidable. Best move was Bb2+. } (37. Bb2+ Kg2 38. cxb4 Be4 39. Rxa6 Kh2 40. a4 Bb7 41. Ra7 Bg2 42. Ne5 h6 43. Ra6 h5) 37... Be1# { Black wins by checkmate. } 0-1