lichess dev

[Event "Anand Arena"] [Site "http://chess-academy.net/z7W4tSE4"] [Date "2020.07.18"] [Round "-"] [White "Tabacarum"] [Black "Necunoscut27"] [Result "0-1"] [UTCDate "2020.07.18"] [UTCTime "17:04:54"] [WhiteElo "1417"] [BlackElo "1885"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+12"] [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 } d6?! { (-0.02 → 0.77) Inaccuracy. Best move was d5. } (1... d5 2. d4 Nf6 3. c4 e6 4. Nf3 Be7 5. cxd5 exd5 6. Bd3) 2. a4?! { (0.77 → -0.13) Inaccuracy. Best move was c4. } (2. c4 e5 3. d4 Be7 4. Be2 exd4 5. exd4 d5 6. Nc3 Nf6) 2... e5?! { (-0.13 → 0.64) Inaccuracy. Best move was Nf6. } (2... Nf6 3. d4) 3. Bb5+? { (0.64 → -0.92) Mistake. Best move was d4. } (3. d4) 3... Bd7? { (-0.92 → 0.21) Mistake. Best move was c6. } (3... c6 4. Be2) 4. Bf1?! { (0.21 → -0.76) Inaccuracy. Best move was d4. } (4. d4 Nf6 5. Nc3 Nc6 6. Nge2 Be7 7. O-O O-O 8. b3 exd4 9. Nxd4 Nxd4 10. exd4 d5) 4... Nf6 5. d3?! { (-0.28 → -1.14) Inaccuracy. Best move was d4. } (5. d4 Be7 6. Nf3 e4 7. Nfd2 O-O 8. c4 Nc6 9. Be2 Nb4 10. O-O Bf5 11. a5 Bg6) 5... Nc6?! { (-1.14 → -0.52) Inaccuracy. Best move was d5. } (5... d5 6. Nf3 Bd6 7. Be2 c6 8. O-O O-O 9. e4 Re8 10. b3 Na6 11. Bb2 Qc7 12. Re1) 6. e4?! { (-0.52 → -1.44) Inaccuracy. Best move was Nf3. } (6. Nf3 d5 7. Be2 Bd6 8. O-O O-O 9. b3 Qe7 10. Bb2 Rad8 11. Nbd2 Bf5 12. h3 h6) 6... Be7? { (-1.44 → 0.00) Mistake. Best move was d5. } (6... d5 7. exd5 Nxd5 8. Nf3 Qe7 9. Be2 h6 10. O-O O-O-O 11. c3 g5 12. d4 Kb8 13. b4) 7. Bg5? { (0.00 → -1.40) Mistake. Best move was c4. } (7. c4 Be6 8. Be2 O-O 9. Nf3 a5 10. O-O Nd7 11. Nc3 f5 12. exf5 Bxf5 13. d4 Nb4) 7... O-O?! { (-1.40 → -0.56) Inaccuracy. Best move was Be6. } (7... Be6) 8. a5?! { (-0.56 → -1.26) Inaccuracy. Best move was Nf3. } (8. Nf3 h6 9. Bxf6 Bxf6 10. Be2 Ne7 11. O-O c6 12. Nbd2 Ng6 13. c3 Be6 14. g3 d5) 8... h6 9. Bc1?! { (-0.89 → -1.79) Inaccuracy. Best move was Bxf6. } (9. Bxf6 Bxf6) 9... b6 10. axb6 cxb6 11. d4? { (-1.15 → -2.99) Mistake. Best move was c4. } (11. c4 b5) 11... Nxd4 12. c3? { (-2.54 → -3.64) Mistake. Best move was Nf3. } (12. Nf3 Nxe4 13. Nxd4 exd4 14. Bd3 d5 15. O-O Bd6 16. Bxe4 dxe4 17. Qxd4 Qc7 18. Nc3 Bxh2+) 12... Nc6? { (-3.64 → -1.92) Mistake. Best move was Ne6. } (12... Ne6 13. Nd2) 13. b4? { (-1.92 → -4.09) Mistake. Best move was Bd3. } (13. Bd3 d5) 13... Nxe4 14. b5? { (-3.66 → -5.04) Mistake. Best move was Ba6. } (14. Ba6 Qc7 15. Ne2 Be6 16. f3 Nf6 17. O-O Nb8 18. Bd3 a5 19. Be3 Nbd7 20. Na3 d5) 14... Na5 15. c4?? { (-4.80 → -7.94) Blunder. Best move was Nf3. } (15. Nf3 Qc7) 15... Qc7? { (-7.94 → -5.18) Mistake. Best move was d5. } (15... d5 16. Nf3 Bb4+ 17. Bd2 Bc5 18. Be3 d4 19. Bc1 Re8 20. Bd3 Nd6 21. Nfd2 e4 22. Nxe4) 16. Qc2? { (-5.18 → -7.81) Mistake. Best move was Be2. } (16. Be2 d5) 16... Bf5? { (-7.81 → -6.77) Mistake. Best move was d5. } (16... d5) 17. Bd3?! { (-6.77 → -7.30) Inaccuracy. Best move was Nc3. } (17. Nc3 Ng3 18. Bd3 Bxd3 19. Qxd3 Nxh1 20. Nd5 Qd7 21. Kf1 Rac8 22. Ra4 Bd8 23. Nh3 Qg4) 17... Qb7? { (-7.30 → -4.34) Mistake. Best move was Nb3. } (17... Nb3) 18. f3? { (-4.34 → -5.67) Mistake. Best move was Ne2. } (18. Ne2 Nb3) 18... Ng3?? { (-5.67 → 0.96) Blunder. Best move was Nb3. } (18... Nb3 19. fxe4) 19. Bxf5?? { (0.96 → -2.15) Blunder. Best move was hxg3. } (19. hxg3) 19... Nxh1 20. Bh7+? { (-2.02 → -3.34) Mistake. Best move was Nc3. } (20. Nc3 Nxc4) 20... Kh8 21. Bd3? { (-3.30 → -5.87) Mistake. Best move was Be4. } (21. Be4 d5) 21... Rfc8? { (-5.87 → -2.88) Mistake. Best move was d5. } (21... d5 22. Kf1 f5 23. Bxf5 Nxc4 24. g4 Bc5 25. Kg2 Nf2 26. Nc3 Rad8 27. Ra4 Nd6 28. Ba3) 22. Qd1?? { (-2.88 → -6.58) Blunder. Best move was Nc3. } (22. Nc3 Nxc4) 22... Nxc4 23. Bc2? { (-6.17 → -7.73) Mistake. Best move was Bxc4. } (23. Bxc4 Rxc4) 23... Ne3?? { (-7.73 → -0.35) Blunder. Best move was d5. } (23... d5 24. Kf1 Qc7 25. Qxd5 Bg5 26. Qd3 g6 27. Bxg5 Qc5 28. Bf6+ Kg8 29. Nh3 Ne3+ 30. Kg1) 24. Bxe3 Qc7? { (-0.49 → 1.47) Mistake. Best move was d5. } (24... d5 25. Bf5) 25. Qd3?? { (1.47 → -7.70) Blunder. Best move was Be4. } (25. Be4) 25... Qxc2 26. Qxc2 Rxc2 27. Ra6? { (-7.31 → -9.07) Mistake. Best move was Ne2. } (27. Ne2 d5 28. Bd2 d4 29. Na3 Bxa3 30. Rxa3 Rb2 31. Nc1 Rxb5 32. Ke2 f5 33. Ra4 a5) 27... d5 28. f4? { (-8.72 → -10.31) Mistake. Best move was Ne2. } (28. Ne2 Rb2) 28... exf4 29. Bxf4 Rxg2?! { (-10.98 → -9.35) Inaccuracy. Best move was Bb4+. } (29... Bb4+ 30. Kd1) 30. Nf3?! { (-9.35 → -10.24) Inaccuracy. Best move was Nh3. } (30. Nh3 Re8) 30... Bh4+? { (-10.24 → -8.49) Mistake. Best move was Bb4+. } (30... Bb4+ 31. Bd2 Rc8 32. Kd1 Nf2+ 33. Ke2 Ng4+ 34. Kd3 Rf2 35. Nd4 Bxd2 36. Nxd2 Ne5+ 37. Ke3) 31. Nxh4 Re8+ 32. Kd1 Rb2 33. Nc3? { (-8.26 → Mate in 3) Checkmate is now unavoidable. Best move was Kc1. } (33. Kc1 Rb4) 33... d4? { (Mate in 3 → -9.26) Lost forced checkmate sequence. Best move was Nf2+. } (33... Nf2+ 34. Kc1 Nd3+ 35. Kd1 Re1#) 34. Nd5? { (-9.26 → Mate in 3) Checkmate is now unavoidable. Best move was Bd2. } (34. Bd2 Nf2+ 35. Kc1 dxc3 36. Bxc3 Nd3+ 37. Kd1 Rf2 38. Rxa7 Rc8 39. Ra3 Rd8 40. Ra4 Rxh2) 34... Rxb5? { (Mate in 3 → -9.26) Lost forced checkmate sequence. Best move was Nf2+. } (34... Nf2+ 35. Kc1 Nd3+ 36. Kd1 Re1#) 35. Kd2?! { (-9.26 → -10.39) Inaccuracy. Best move was Bg3. } (35. Bg3 Rxd5 36. Rxa7 Kg8 37. Ra2 Nxg3 38. hxg3 d3 39. Rd2 g5 40. Ng2 Ra5 41. Rxd3 Ra1+) 35... Rxd5?! { (-10.39 → -9.42) Inaccuracy. Best move was Nf2. } (35... Nf2 36. Nf3 Rxd5 37. Rxa7 Rf5 38. Nxd4 Rxf4 39. Nc6 Ne4+ 40. Ke3 Rh4 41. Ne7 Rxh2 42. Kf3) 36. Rxb6?! { (-9.42 → -20.38) Inaccuracy. Best move was Rxa7. } (36. Rxa7 Kg8 37. Ra1 Nf2 38. Rf1 Ne4+ 39. Kd3 b5 40. Nf3 Nc5+ 41. Kd2 d3 42. Rc1 Nb3+) 36... Re4?! { (-20.38 → -9.37) Inaccuracy. Best move was axb6. } (36... axb6 37. Kd3 Nf2+ 38. Kc4 Rc5+ 39. Kb3 Rc3+ 40. Ka4 Re4 41. Ng2 d3+ 42. Kb5 Re2 43. Ka6) 37. Rb8+ Kh7 38. Rb7?! { (-9.06 → -16.49) Inaccuracy. Best move was Ng2. } (38. Ng2 Re7) 38... Rxf4 39. Ng2 Rf2+ 40. Ke1?! { (-30.17 → Mate in 6) Checkmate is now unavoidable. Best move was Kd3. } (40. Kd3 Rxg2) 40... Rxg2 41. Kf1 Ra2?! { (Mate in 3 → Mate in 5) Not the best checkmate sequence. Best move was Rf2+. } (41... Rf2+ 42. Ke1 Rg5 43. Rxa7 Rg1#) 42. Rb1 d3?! { (Mate in 4 → Mate in 8) Not the best checkmate sequence. Best move was Rg5. } (42... Rg5 43. Rb2 Rxb2 44. h3 d3 45. h4 Rb1#) 43. Ke1 Re5+?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Rg5. } (43... Rg5 44. Rb2 Rxb2 45. h3 Rg1#) 44. Kd1 Nf2+ 45. Kc1 Rc2# { Black wins by checkmate. } 0-1