[Event "Challenge 70630965"] [Site "online arena"] [Date "2020.07.21"] [Round "1"] [White "Prieto, Alejandro"] [Black "Ondrej, Miroslav"] [Result "1-0"] [WhiteElo "1539"] [BlackElo "1602"] [Variant "Standard"] [TimeControl "-"] [ECO "D08"] [Opening "Queen's Gambit Declined: Albin Countergambit"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 e5?! { (0.28 → 0.95) Inaccuracy. e6 was best. } { D08 Queen's Gambit Declined: Albin Countergambit } (2... e6 3. cxd5 exd5 4. Nc3 Nf6 5. Bg5 c6 6. e3 Bd6 7. Bd3) 3. cxd5?! { (0.95 → 0.08) Inaccuracy. dxe5 was best. } (3. dxe5 Ne7 4. Nf3 Nbc6 5. e3 Bg4 6. Qb3 Bxf3 7. gxf3 Nxe5) 3... Qxd5 4. Nf3 e4?! { (0.10 → 0.84) Inaccuracy. exd4 was best. } (4... exd4 5. Nc3 Bb4 6. Qxd4 Qxd4 7. Nxd4 Bd7 8. e4 Nc6 9. Be3) 5. Nc3 Bb4 6. Nd2 Qxd4 7. e3 Qe5?? { (0.27 → 2.19) Blunder. Qd7 was best. } (7... Qd7 8. Ncxe4 Be7 9. Be2 Nf6 10. O-O Nxe4 11. Nxe4 Qxd1 12. Rxd1) 8. Ncxe4?? { (2.19 → -4.25) Blunder. Qa4+ was best. } (8. Qa4+ Nc6) 8... f5?? { (-4.25 → 0.92) Blunder. Qxe4 was best. } (8... Qxe4 9. a3 Bxd2+ 10. Qxd2 Nc6 11. b4 Be6 12. f3 Qh4+ 13. Qf2 Qxf2+ 14. Kxf2 O-O-O 15. Be2) 9. Ng3?! { (0.92 → -0.09) Inaccuracy. Ng5 was best. } (9. Ng5 Qe7) 9... a6?? { (-0.09 → 1.79) Blunder. f4 was best. } (9... f4 10. Qh5+ Qxh5 11. Nxh5 fxe3 12. fxe3 g6 13. a3 Bd6 14. Ng3 Nf6 15. Nge4 Nxe4 16. Nxe4) 10. Be2 b5? { (1.54 → 2.93) Mistake. Nc6 was best. } (10... Nc6 11. a3) 11. O-O g5?? { (2.97 → 6.46) Blunder. Nf6 was best. } (11... Nf6 12. a3 Be7 13. a4 b4 14. Bf3 Ra7 15. e4 c5 16. exf5 O-O 17. Re1 Qc7 18. Nde4) 12. Bf3 Ra7 13. Qc2?? { (6.32 → 2.68) Blunder. e4 was best. } (13. e4) 13... g4 14. Bc6+? { (2.55 → 0.99) Mistake. a3 was best. } (14. a3) 14... Ke7? { (0.99 → 2.60) Mistake. Nxc6 was best. } (14... Nxc6 15. Qxc6+ Bd7 16. Qc2 Nf6 17. a3 Be7 18. b3 O-O 19. Bb2 Qc5 20. Qb1 Qd5 21. Rd1) 15. a3?! { (2.60 → 1.85) Inaccuracy. Nb3 was best. } (15. Nb3) 15... Bd6?! { (1.85 → 2.59) Inaccuracy. Nxc6 was best. } (15... Nxc6 16. Qxc6) 16. Rb1?! { (2.59 → 1.58) Inaccuracy. b3 was best. } (16. b3) 16... h5 17. f4?! { (1.88 → 0.90) Inaccuracy. b4 was best. } (17. b4 Qe6 18. Bb2 Rh6 19. Bd4 Nxc6 20. Qxc6 Rb7 21. e4 Bxg3 22. Qxe6+ Bxe6 23. fxg3 Nf6) 17... Qxe3+ 18. Kh1 Qc5?? { (0.91 → 5.09) Blunder. Nxc6 was best. } (18... Nxc6 19. Nde4 Qd4 20. Nxd6 Qxd6 21. Be3 Kf7 22. Rfd1 Qf6 23. Bxa7 h4 24. Nf1 h3 25. Bc5) 19. Re1+ Kf7 20. Qxc5?? { (3.76 → -0.13) Blunder. Qb3+ was best. } (20. Qb3+ Kg7 21. Be8 c6 22. Nde4 fxe4 23. Nxe4 Re7 24. Be3 Be6 25. Bxc5 Bxb3 26. Nxd6 Kf8) 20... Bxc5 21. Bd5+ Kg6?? { (0.00 → 3.47) Blunder. Kf8 was best. } (21... Kf8 22. Bxg8 Rxg8 23. Nb3 Bb6 24. Nxh5 Rh8 25. Ng3 Bf2 26. Be3 Bxg3 27. Bxa7 Nc6 28. Bg1) 22. Be6?? { (3.47 → -0.52) Blunder. Re8 was best. } (22. Re8) 22... Bf2?! { (-0.52 → 0.28) Inaccuracy. Nf6 was best. } (22... Nf6 23. Bxc8 Rxc8 24. Nxf5 Kxf5 25. Re5+ Kg6 26. Rxc5 Re8 27. Re5 c5 28. f5+ Kf7 29. Rxe8) 23. Bxc8 Bxe1 24. Bxf5+ Kf6?? { (0.72 → 2.95) Blunder. Kf7 was best. } (24... Kf7 25. Nde4) 25. Nde4+ Ke7? { (2.93 → 5.15) Mistake. Kf7 was best. } (25... Kf7 26. Be3 Bxg3 27. Bxa7 Ne7 28. Nxg3 h4 29. Bxg4 hxg3 30. Bxb8 Rxb8 31. hxg3 a5 32. Bh5+) 26. Be3 Ra8? { (4.80 → 10.91) Mistake. Bxg3 was best. } (26... Bxg3 27. hxg3) 27. Rxe1 Nf6?! { (10.66 → Mate in 9) Checkmate is now unavoidable. Nc6 was best. } (27... Nc6 28. Ng5) 28. Bc5+ Kf7 29. Nxf6?! { (Mate in 8 → 13.29) Lost forced checkmate sequence. Ng5+ was best. } (29. Ng5+ Kg8 30. Re7 Rh6 31. Be6+ Kh8 32. Nf7+ Kh7 33. Nxh6+ Kg6 34. Nhf5 Nfd7 35. Nh4+ Kh6) 29... Rd8?! { (13.29 → Mate in 9) Checkmate is now unavoidable. Nc6 was best. } (29... Nc6 30. Ngxh5) 30. Nfxh5?! { (Mate in 9 → 14.61) Lost forced checkmate sequence. Ngxh5 was best. } (30. Ngxh5 Rd6 31. Bxd6 cxd6 32. Re8 Nd7 33. Rxa8 Nxf6 34. Ra7+ Ke8 35. Nxf6+ Kd8 36. Be6 g3) 30... Rd2?! { (14.61 → Mate in 5) Checkmate is now unavoidable. Kg8 was best. } (30... Kg8 31. Nf6+ Kf7 32. Nxg4 Nc6 33. Be4 Re8 34. Bd5+ Kg7 35. Rxe8 Rxe8 36. Bxc6 Re1+ 37. Bg1) 31. Re7+ Kg8 32. Nf6+ Kh8 33. Rh7# { White wins by checkmate. } 1-0