[Event "CCCOOMT Apr 2021"] [Site "https://lichess.org/gmOBD5MI"] [Date "2021.04.19"] [White "Treverdsen"] [Black "Konstantin71"] [Result "0-1"] [UTCDate "2021.04.19"] [UTCTime "01:28:32"] [WhiteElo "2066"] [BlackElo "1583"] [WhiteRatingDiff "-25"] [BlackRatingDiff "+21"] [Variant "Standard"] [TimeControl "600+2"] [ECO "A22"] [Opening "English Opening: King's English Variation, Two Knights Variation, Reversed Dragon"] [Termination "Normal"] [Annotator "lichess.org"] 1. c4 e5 2. Nc3 Nf6 3. g3 d5 { A22 English Opening: King's English Variation, Two Knights Variation, Reversed Dragon } 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nf3 f6? { (0.09 → 1.23) Mistake. Nc6 was best. } (6... Nc6 7. d3 Be6 8. Be3 Nd5 9. Nxd5 Bxd5 10. O-O Be7 11. d4) 7. O-O Nc6 8. d3?! { (1.49 → 0.57) Inaccuracy. d4 was best. } (8. d4 exd4 9. Nb5 d3 10. Be3 Be7 11. Qb3 Qd7 12. Rfe1 Nb4) 8... Bg4 9. Re1 Qd7 10. a3 h5?! { (-0.14 → 0.41) Inaccuracy. O-O-O was best. } (10... O-O-O 11. Be3) 11. h4?! { (0.41 → -0.34) Inaccuracy. Nh4 was best. } (11. Nh4) 11... O-O-O 12. b4 Nd4 13. Nxd4 Qxd4?? { (0.25 → 2.02) Blunder. exd4 was best. } (13... exd4 14. Ne4 Nd5 15. Qc2 g5 16. Nc5 Qc6 17. hxg5 h4 18. Qc4 h3 19. Bf3 Bxf3 20. exf3) 14. Qc2 Kb8 15. Be3 Qd7 16. Ne4?? { (2.48 → 0.15) Blunder. a4 was best. } (16. a4) 16... Be7?! { (0.15 → 0.86) Inaccuracy. Nd5 was best. } (16... Nd5 17. Nc5 Bxc5 18. Qxc5 b6 19. Qxd5 Qxd5 20. Bxd5 Rxd5 21. f3 Bd7 22. Rac1 Rd8 23. Kf2) 17. Rab1 Nd5 18. Bc5? { (0.56 → -0.75) Mistake. Nc5 was best. } (18. Nc5 Bxc5 19. bxc5 c6 20. Qa4 Ka8 21. Bd2 g5 22. hxg5 fxg5 23. Bxd5 Qxd5 24. Bxg5 Rdg8) 18... Bd6?? { (-0.75 → 2.09) Blunder. g5 was best. } (18... g5 19. Bxe7 Qxe7 20. Qc5 Qg7 21. hxg5 fxg5 22. Qc4 Bc8 23. Nc5 h4 24. Bxd5 hxg3 25. fxg3) 19. Nxd6 cxd6 20. Bxa7+ Kxa7 21. Bxd5 g5? { (2.65 → 4.90) Mistake. Rc8 was best. } (21... Rc8 22. Qb3) 22. hxg5?? { (4.90 → 1.91) Blunder. b5 was best. } (22. b5 Rc8 23. Bc6 Rxc6 24. bxc6 Qxc6 25. Rec1 Qxc2 26. Rxc2 gxh4 27. f3 Bd7 28. Rc7 Bc6) 22... h4 23. Qc4?! { (1.75 → 0.70) Inaccuracy. b5 was best. } (23. b5 Kb8 24. Qc6 fxg5 25. Qxd7 Bxd7 26. Rec1 Rc8 27. Rc4 Rxc4 28. dxc4 Ka7 29. Rb3 Rh7) 23... hxg3 24. fxg3 Rh3?? { (0.75 → 4.20) Blunder. Rc8 was best. } (24... Rc8 25. Qe4) 25. Kf2?? { (4.20 → -9.09) Blunder. Rec1 was best. } (25. Rec1 Bxe2 26. b5 Kb6 27. Be6 Rxg3+ 28. Kh2 Bxd3 29. Qa2 Re3 30. Bxd7 Re2+ 31. Qxe2 Bxe2) 25... Qf5+ 26. Bf3 Bxf3 27. exf3 Rh2+ 28. Ke3 d5 29. Qc5+ Kb8 30. Re2 d4+ 31. Kd2 Qxg5+ 32. f4 Qxg3 33. fxe5? { (-7.25 → Mate in 9) Checkmate is now unavoidable. Rxh2 was best. } (33. Rxh2 Qxh2+ 34. Kc1 Rg8 35. Qc2 Rg2 36. Qxg2 Qxg2 37. fxe5 fxe5 38. Rb3 Qe2 39. Kb1 e4) 33... Rxe2+?! { (Mate in 9 → -21.44) Lost forced checkmate sequence. Qe3+ was best. } (33... Qe3+ 34. Kc2 Qxe2+ 35. Kb3 Qxd3+ 36. Ka4 Qa6+ 37. Kb3 Rh3+ 38. Kb2 Qxa3+ 39. Kc2 Rh2+ 40. Kd1) 34. Kxe2 Qe3+ 35. Kd1?! { (-67.77 → Mate in 9) Checkmate is now unavoidable. Kf1 was best. } (35. Kf1 Qxd3+ 36. Ke1 Qxb1+ 37. Kd2 d3 38. a4 Qb2+ 39. Ke3 d2 40. Kf4 Qxe5+ 41. Qxe5+ fxe5+) 35... Qxd3+ 36. Kc1?! { (-22.97 → Mate in 8) Checkmate is now unavoidable. Ke1 was best. } (36. Ke1 Qxb1+) 36... Rc8? { (Mate in 8 → -7.25) Lost forced checkmate sequence. Rg8 was best. } (36... Rg8 37. Qd6+ Ka8 38. Qd8+ Rxd8 39. Kb2 Rg8 40. Ka2 Rg2+ 41. Rb2 Qc4+ 42. Ka1 Qc1+ 43. Ka2) 37. Qxc8+ Kxc8 38. exf6 Qe3+ 39. Kb2 Qf2+ 40. Kb3 Qxf6 41. Rd1 Qf3+ 42. Kc4 Qxd1 { White resigns. } 0-1