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[Event "Turneul Academiei Arena"] [Site "http://chess-academy.net/PVqYkoWy"] [Date "2019.11.15"] [Round "-"] [White "EliseiDubcovetchi"] [Black "Vlad_Costrov_12725"] [Result "0-1"] [UTCDate "2019.11.15"] [UTCTime "17:59:04"] [WhiteElo "1583"] [BlackElo "1500"] [WhiteRatingDiff "-48"] [BlackRatingDiff "+20"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C48"] [Opening "Four Knights Game: Spanish Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 { C48 Four Knights Game: Spanish Variation } Nb4? { (0.09 → 1.66) Mistake. Best move was Bc5. } (4... Bc5 5. Bxc6 dxc6 6. O-O O-O 7. h3 Re8 8. d3 h6 9. Na4) 5. Nxe5 c6 6. Bd3? { (1.99 → 0.11) Mistake. Best move was Be2. } (6. Be2 d6) 6... d6?! { (0.11 → 0.90) Inaccuracy. Best move was d5. } (6... d5) 7. Nf3 d5?! { (0.23 → 1.07) Inaccuracy. Best move was Nxd3+. } (7... Nxd3+ 8. cxd3 d5 9. O-O Be7 10. h3 O-O 11. Re1 h6 12. b3 d4 13. Ne2 c5 14. b4) 8. exd5? { (1.07 → -0.17) Mistake. Best move was O-O. } (8. O-O) 8... cxd5? { (-0.17 → 1.16) Mistake. Best move was Nxd3+. } (8... Nxd3+ 9. cxd3 Qe7+ 10. Kf1 Nxd5 11. Nxd5 cxd5 12. Qa4+ Bd7 13. Qd4 Bb5 14. g3 Qe4 15. Kg2) 9. O-O?! { (1.16 → 0.65) Inaccuracy. Best move was Bb5+. } (9. Bb5+ Nc6) 9... d4? { (0.65 → 1.96) Mistake. Best move was Nxd3. } (9... Nxd3 10. cxd3) 10. Re1+ Be7 11. Nb5? { (2.16 → 0.52) Mistake. Best move was Bb5+. } (11. Bb5+ Nc6 12. Ne2 O-O 13. Bxc6 bxc6 14. Nexd4 Qc7 15. d3 c5 16. Nb5 Qb7 17. c4 Bf5) 11... a6?! { (0.52 → 1.18) Inaccuracy. Best move was Nxd3. } (11... Nxd3 12. cxd3 O-O 13. Nbxd4 Bc5 14. Nb3 Bd6 15. d4 Bf5 16. Ne5 Rc8 17. d3 Be6 18. Bd2) 12. Nbxd4 O-O? { (0.71 → 2.82) Mistake. Best move was Nxd3. } (12... Nxd3 13. cxd3 O-O 14. b3 Bc5 15. Bb2 Bg4 16. Nc2 Qxd3 17. Ne3 Be6 18. Ne5 Qd6 19. Qf3) 13. c3?? { (2.82 → -3.66) Blunder. Best move was Bf1. } (13. Bf1 Bd6 14. a3 Nc6 15. Nxc6 bxc6 16. d4 Re8 17. Rxe8+ Qxe8 18. Bd3 c5 19. dxc5 Bxc5) 13... Nxd3 14. Re3 Nf4 15. Qb3? { (-3.34 → -4.55) Mistake. Best move was d3. } (15. d3 Bd6) 15... h6?! { (-4.55 → -3.58) Inaccuracy. Best move was Ng4. } (15... Ng4) 16. Nf5?? { (-3.58 → -9.05) Blunder. Best move was d3. } (16. d3) 16... Bxf5 17. Nh4? { (-8.64 → -11.20) Mistake. Best move was Nd4. } (17. Nd4 Be4 18. d3 Nxd3 19. Qd1 Nxc1 20. Qxc1 Bd6 21. Qf1 Qc7 22. g3 Rad8 23. f3 Bg6) 17... Be6?! { (-11.20 → -9.19) Inaccuracy. Best move was Bd3. } (17... Bd3) 18. Qxb7?! { (-9.19 → -13.37) Inaccuracy. Best move was Rxe6. } (18. Rxe6 fxe6) 18... Bc5 19. Re5 Rb8 20. Qxa6 Bc8 21. Qc6 Bd6 22. Re1 Ng4 23. Nf5 Bxf5 24. h3 Nd3 25. Re2 Nge5 26. Qd5 Rc8 27. b3 Rc5 28. Qd4 Re8 29. b4?! { (-14.53 → Mate in 8) Checkmate is now unavoidable. Best move was Qe3. } (29. Qe3 Ra5) 29... Nf3+ 30. gxf3 Rxe2 31. bxc5 Qg5+ 32. Kf1 Rxf2+?! { (Mate in 1 → Mate in 6) Not the best checkmate sequence. Best move was Re1#. } (32... Re1#) 33. Qxf2 Nxf2 34. Kxf2 Bxc5+?! { (Mate in 5 → -19.18) Lost forced checkmate sequence. Best move was Bg3+. } (34... Bg3+ 35. Kf1 Bh4 36. Ke2 Qg3 37. Bb2 Qf2+ 38. Kd1 Qe1#) 35. Ke2?! { (-19.18 → Mate in 3) Checkmate is now unavoidable. Best move was d4. } (35. d4 Bxd4+) 35... Qg2+ 36. Kd1 Qg1+?! { (Mate in 1 → Mate in 2) Not the best checkmate sequence. Best move was Qf1#. } (36... Qf1#) 37. Ke2 Qf2+ 38. Kd1 Bxh3?! { (Mate in 1 → Mate in 8) Not the best checkmate sequence. Best move was Qf1#. } (38... Qf1#) 39. a4 Qf1+?! { (Mate in 5 → Mate in 6) Not the best checkmate sequence. Best move was Bf5. } (39... Bf5 40. d3 Bxd3 41. Bd2 Qf1+ 42. Be1 Qe2+ 43. Kc1 Qc2#) 40. Kc2 Bf5+ 41. Kb2 Qc4?! { (Mate in 4 → Mate in 6) Not the best checkmate sequence. Best move was Qd1. } (41... Qd1 42. d3 Bxd3 43. Ra3 Qc2+ 44. Ka1 Qb1#) 42. Ra3 Bxa3+ 43. Kxa3 Qc5+?! { (Mate in 2 → -68.37) Lost forced checkmate sequence. Best move was Be6. } (43... Be6 44. a5 Qb3#) 44. Kb2?! { (-68.37 → Mate in 5) Checkmate is now unavoidable. Best move was Kb3. } (44. Kb3 Qb6+ 45. Kc4 Be6+ 46. Kd3 Qb1+ 47. Ke3 Qxc1 48. c4 Qe1+ 49. Kd3 Qf2 50. Kc3 Qxf3+) 44... Qb4+?? { (Mate in 5 → 1.74) Lost forced checkmate sequence. Best move was Qb6+. } (44... Qb6+ 45. Ka2 Be6+ 46. c4 Bxc4+ 47. Ka1 Qb3 48. d4 Qa2#) 45. Ka1?? { (1.74 → Mate in 1) Checkmate is now unavoidable. Best move was cxb4. } (45. cxb4 g5) 45... Qb1# { Black wins by checkmate. } 0-1