[Event "Institute Open Round 1.O"] [Site "https://lichess.org/PRy4lkzt"] [Date "2024.04.07"] [White "Jatingrg"] [Black "pratadge00"] [Result "0-1"] [UTCDate "2024.04.07"] [UTCTime "16:39:24"] [WhiteElo "1485"] [BlackElo "1305"] [WhiteRatingDiff "-7"] [BlackRatingDiff "+53"] [Variant "Standard"] [TimeControl "300+3"] [ECO "A43"] [Opening "Benoni Defense: Old Benoni"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 c5 { A43 Benoni Defense: Old Benoni } 2. c3?! { (0.63 → 0.00) Inaccuracy. d5 was best. } (2. d5 e6 3. c4 exd5 4. cxd5 g6 5. e4 d6 6. h3 Bg7) 2... cxd4 3. cxd4 d5 4. Nf3 Nc6 5. e3?! { (0.34 → -0.36) Inaccuracy. Nc3 was best. } (5. Nc3 Nf6 6. Bf4 Bf5 7. e3 e6 8. Be2 Bb4 9. O-O O-O) 5... Nf6 6. b3 Bg4 7. Nbd2 e6 8. Bb5 Rc8 9. b4?! { (-0.77 → -1.84) Inaccuracy. a3 was best. } (9. a3 Ne4 10. Bb2 Bd6 11. Be2 f5 12. h3 Bh5 13. b4 O-O 14. O-O Qf6 15. Ne1 Bxe2) 9... Bxb4 10. Qa4 Bxd2+? { (-1.61 → -0.33) Mistake. Qa5 was best. } (10... Qa5 11. Ne5 Bf5 12. Ke2 Qxa4 13. Bxa4 Bc3 14. Ba3 Bxa1 15. Rxa1 Nd7 16. Nxc6 bxc6 17. Rc1) 11. Bxd2?! { (-0.33 → -1.23) Inaccuracy. Nxd2 was best. } (11. Nxd2 O-O 12. Ba3 Re8 13. Rc1 a6 14. Bxc6 bxc6 15. h3 Bf5 16. O-O Bd3 17. Rfe1 Bb5) 11... O-O 12. Ne5 Nxe5 13. dxe5 Ne4 14. f3?? { (-1.21 → -3.62) Blunder. Bb4 was best. } (14. Bb4 Bf5) 14... Nxd2 15. Kxd2 Bf5 16. Rac1?! { (-2.57 → -3.40) Inaccuracy. Rhc1 was best. } (16. Rhc1 d4 17. Rxc8 dxe3+ 18. Kxe3 Qxc8 19. Qc4 Qd8 20. Qc5 h5 21. Rc1 a6 22. Be2 Qh4) 16... Rxc1?! { (-3.40 → -2.21) Inaccuracy. Qb6 was best. } (16... Qb6 17. g4 Bg6 18. Qb3 a6 19. Bd3 Qa5+ 20. Rc3 Bxd3 21. Kxd3 Rxc3+ 22. Qxc3 Qxa2 23. Qc2) 17. Rxc1 Qg5 18. Bf1?! { (-2.14 → -3.44) Inaccuracy. g3 was best. } (18. g3 d4 19. Qxd4 Rd8 20. Bd7 Qh5 21. e4 Bg6 22. Ke2 Qxh2+ 23. Qf2 Qh5 24. Qd4 Qg5) 18... h5? { (-3.44 → -1.89) Mistake. d4 was best. } (18... d4 19. Qa3 Bg6 20. Ke2 Qxe5 21. Kf2 dxe3+ 22. Qxe3 Qb2+ 23. Be2 Qxa2 24. g4 Qb2 25. Rc3) 19. f4? { (-1.89 → -3.69) Mistake. Qd4 was best. } (19. Qd4 b5) 19... Qg6?? { (-3.69 → -1.20) Blunder. Qh4 was best. } (19... Qh4 20. Qd1 d4 21. Qe2 Qxh2 22. exd4 Qxf4+ 23. Qe3 Qg4 24. g3 Rd8 25. Rc4 h4 26. Be2) 20. Qxa7 Be4?! { (-1.13 → -0.34) Inaccuracy. Qg4 was best. } (20... Qg4 21. Qxb7 Qh4 22. Rc8 Qf2+ 23. Be2 Rxc8 24. Qxc8+ Kh7 25. Qb7 Qxg2 26. a4 Bg4 27. Qb1+) 21. Qxb7 Bxg2 22. Bxg2?? { (-0.03 → -3.40) Blunder. Rc8 was best. } (22. Rc8 Rxc8 23. Qxc8+ Kh7 24. Bd3 Be4 25. Bxe4 dxe4 26. Qc4 Qg1 27. Qe2 Qa1 28. Qxh5+ Kg8) 22... Qxg2+ 23. Kc3?? { (-3.05 → -10.55) Blunder. Kd3 was best. } (23. Kd3 Qxh2 24. Rc8 Rxc8 25. Qxc8+ Kh7 26. Qb7 Qxa2 27. Qxf7 Qb1+ 28. Kd4 Qb4+ 29. Kd3 Qe4+) 23... Qf3?? { (-10.55 → -2.95) Blunder. d4+ was best. } (23... d4+) 24. Re1?? { (-2.95 → Mate in 10) Checkmate is now unavoidable. Kd3 was best. } (24. Kd3 Qe4+) 24... Qf2?? { (Mate in 10 → -4.87) Lost forced checkmate sequence. d4+ was best. } (24... d4+ 25. Kd3 Qxb7 26. Rc1 Qb5+ 27. Kd2 Qb2+ 28. Rc2 dxe3+ 29. Ke2 Qxc2+ 30. Kf3 Rd8 31. Kg3) 25. Kd3?! { (-4.87 → -6.67) Inaccuracy. Rc1 was best. } (25. Rc1 Qxe3+ 26. Kb2 Qxf4 27. Kb1 Qf5+ 28. Rc2 d4 29. Kc1 Kh7 30. Rc8 Qf1+ 31. Kb2 Qe2+) 25... Qxe1 26. a4 Qd1+ 27. Kc3 Qxa4 28. Kd3 Qa3+ 29. Kd4 Qa1+ 30. Kd3 Qd1+ 31. Kc3 Qc1+ 32. Kd4? { (-7.24 → Mate in 1) Checkmate is now unavoidable. Kd3 was best. } (32. Kd3 Qd1+ 33. Kc3 Qe2 34. f5 Qxe3+ 35. Kc2 Qxe5 36. Kd1 Qxf5 37. h3 Qf4 38. Ke1 Rb8) 32... Qc4# { Black wins by checkmate. } 0-1