[Event "?"] [Site "?"] [Date "2024.09.16"] [Round "9"] [White "Munna das"] [Black "Riyansh"] [Result "0-1"] [GameId "JEszqNu5"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "D91"] [Opening "Grünfeld Defense: Three Knights Variation, Petrosian System"] [Termination "Unknown"] [Annotator "lichess.org"] 1. d4 { [%eval 0.17] } 1... Nf6 { [%eval 0.17] } 2. c4 { [%eval 0.17] } 2... g6 { [%eval 0.25] } 3. Nc3 { [%eval 0.21] } 3... d5 { [%eval 0.28] } 4. Nf3 { [%eval 0.32] } 4... Bg7 { [%eval 0.24] } 5. Bg5 { [%eval 0.04] } { D91 Grünfeld Defense: Three Knights Variation, Petrosian System } 5... c6 { [%eval 0.42] } 6. Bxf6 { [%eval 0.08] } 6... Bxf6 { [%eval 0.0] } 7. e3 { [%eval 0.0] } 7... O-O { [%eval 0.03] } 8. Be2 { [%eval -0.07] } 8... e6 { [%eval 0.1] } 9. O-O { [%eval -0.02] } 9... Nd7 { [%eval 0.0] } 10. Rc1 { [%eval -0.13] } 10... Bg7 { [%eval -0.09] } 11. a3 { [%eval -0.15] } 11... f5?! { (-0.15 → 0.54) Inaccuracy. Qe7 was best. } { [%eval 0.54] } (11... Qe7 12. h3 dxc4 13. Bxc4 Rd8 14. Qc2 b6 15. Qe2 a6 16. Bd3 Bb7 17. Rfd1) 12. g3 { [%eval 0.54] } 12... Nf6 { [%eval 0.58] } 13. cxd5 { [%eval 0.34] } 13... exd5 { [%eval 0.4] } 14. b4 { [%eval 0.27] } 14... b5 { [%eval 0.67] } 15. Nb1 { [%eval 0.51] } 15... Bd7?! { (0.51 → 1.13) Inaccuracy. Qd6 was best. } { [%eval 1.13] } (15... Qd6 16. Ne5 Bd7 17. a4 a6 18. Nd2 Rfc8 19. Nd3 Ne4 20. Nf3 Qe7 21. Nfe5) 16. Nbd2?! { (1.13 → 0.18) Inaccuracy. Ne5 was best. } { [%eval 0.18] } (16. Ne5 Rc8) 16... Ne4 { [%eval 0.23] } 17. Nb3 { [%eval 0.2] } 17... g5?! { (0.20 → 1.20) Inaccuracy. Qe7 was best. } { [%eval 1.2] } (17... Qe7 18. Nc5 a5 19. Nxd7 Qxd7 20. Ne5 Bxe5 21. dxe5 Rfe8 22. f3 Ng5 23. f4) 18. Nc5?! { (1.20 → 0.38) Inaccuracy. Ne5 was best. } { [%eval 0.38] } (18. Ne5 f4 19. exf4 gxf4 20. Bg4 Bxg4 21. Qxg4 Qc8 22. Qxc8 Raxc8 23. Rxc6 h5) 18... f4 { [%eval 0.32] } 19. exf4 { [%eval 0.29] } 19... gxf4 { [%eval 0.4] } 20. Nd3? { (0.40 → -0.92) Mistake. Nxd7 was best. } { [%eval -0.92] } (20. Nxd7 Qxd7 21. Ne5 Bxe5 22. dxe5 fxg3 23. hxg3 Rae8 24. Bg4 Qg7 25. Rxc6 Rxe5) 20... fxg3?! { (-0.92 → -0.19) Inaccuracy. a5 was best. } { [%eval -0.19] } (20... a5) 21. hxg3 { [%eval -0.28] } 21... Bh3 { [%eval -0.35] } 22. Re1 { [%eval -0.36] } 22... Rc8 { [%eval 0.0] } 23. Nf4? { (0.00 → -1.46) Mistake. Rc2 was best. } { [%eval -1.46] } (23. Rc2 Rc7 24. Qc1 Qf6 25. Qf4 Qe7 26. Qe3 Qf6) 23... Qd7? { (-1.46 → -0.07) Mistake. Rxf4 was best. } { [%eval -0.07] } (23... Rxf4 24. gxf4 Qf6 25. Bf1 Qg6+ 26. Ng5 Nxg5 27. fxg5 Qxg5+ 28. Kh1 Bg4 29. Qd3) 24. Nh4?? { (-0.07 → -2.60) Blunder. Nxh3 was best. } { [%eval -2.6] } (24. Nxh3) 24... Rxf4 { [%eval -2.66] } 25. gxf4 { [%eval -2.57] } 25... Bh6?? { (-2.57 → -0.34) Blunder. Kh8 was best. } { [%eval -0.34] } (25... Kh8 26. Bf1 Rg8 27. Ng2 Bh6 28. Re3 Qf5 29. Rc2 Bxf4 30. Rb3 Bg4 31. f3) 26. Ng2?? { (-0.34 → -2.66) Blunder. Bf3 was best. } { [%eval -2.66] } (26. Bf3) 26... Kh8 { [%eval -2.66] } 27. Bf3?? { (-2.66 → -5.46) Blunder. Bf1 was best. } { [%eval -5.46] } (27. Bf1) 27... Rg8 { [%eval -5.49] } 28. Re2? { (-5.49 → -11.18) Mistake. f5 was best. } { [%eval -11.18] } (28. f5 Bxg2 29. Bxg2 Bxc1 30. Qf3 Bh6 31. a4 Qd6 32. axb5 Qxb4 33. Re2 Qxd4) 28... Bxg2 { [%eval -11.1] } 29. Bxg2 { [%eval -10.7] } 29... Bxf4?! { (-10.70 → -6.33) Inaccuracy. Qh3 was best. } { [%eval -6.33] } (29... Qh3 30. f3 Bxf4 31. Rc3 Qh2+ 32. Kf1 Ng3+ 33. Kf2 Nxe2 34. Qh1 Qxh1 35. Bxh1) 30. Rec2?? { (-6.33 → Mate in 7) Checkmate is now unavoidable. f3 was best. } { [%eval #-7] } (30. f3 Qh3 31. Kf1 Ng3+ 32. Kf2 Qh4 33. Rcc2 Nxe2+ 34. Kxe2 Rxg2+ 35. Kd3 Rxc2) 30... Qh3 { [%eval #-6] } 31. f3 { [%eval #-5] } 31... Qh2+? { (Mate in 5 → -9.29) Lost forced checkmate sequence. Rxg2+ was best. } { [%eval -9.29] } (31... Rxg2+ 32. Rxg2 Be3+ 33. Kf1 Ng3+ 34. Ke1 Qh1+ 35. Rg1 Qxg1#) 32. Kf1 { [%eval -9.09] } 32... Ng3+ { [%eval -8.75] } 33. Kf2 { [%eval -8.5] } 33... Nf5 { [%eval -8.61] } 34. Qh1 { [%eval -8.59] } 34... Be3+ { [%eval -8.41] } 35. Ke1 { [%eval -8.81] } 35... Qxh1+ { [%eval -8.69] } 36. Bxh1 { [%eval -8.47] } 36... Rg1+ { [%eval -8.39] } 37. Ke2 { [%eval -8.32] } { Black wins. } 0-1