[Event "BumbleRex's Study: 9th ICA 1600 below open PranavGaneshPrabhu (1191) vs Prabhu raj .P (1510) 0-1"] [Site "https://lichess.org/study/f7xTkBU4/8zIynkmD"] [Date "2023.07.13"] [Round "-"] [White "?"] [Black "?"] [Result "0-1"] [GameId "oApGonX8"] [UTCDate "2023.04.18"] [UTCTime "06:22:48"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "B45"] [Opening "Sicilian Defense: Four Knights Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 0.36] } 1... c5 { [%eval 0.32] } 2. Nf3 { [%eval 0.0] } 2... e6 { [%eval 0.34] } 3. d4 { [%eval 0.42] } 3... cxd4 { [%eval 0.37] } 4. Nxd4 { [%eval 0.4] } 4... Nc6 { [%eval 0.5] } 5. Nc3 { [%eval 0.33] } 5... Nf6 { [%eval 0.43] } { B45 Sicilian Defense: Four Knights Variation } 6. Bg5 { [%eval 0.0] } 6... Be7 { [%eval 0.1] } 7. Ndb5 { [%eval -0.39] } 7... O-O { [%eval -0.36] } 8. Be2 { [%eval -0.62] } 8... a6 { [%eval -0.68] } 9. Nd6 { [%eval -0.85] } 9... Qc7 { [%eval -0.71] } 10. Nxc8 { [%eval -0.92] } 10... Raxc8 { [%eval -0.86] } 11. O-O { [%eval -1.16] } 11... Rfd8 { [%eval -0.71] } 12. Bf3?! { (-0.71 → -1.75) Inaccuracy. Bd3 was best. } { [%eval -1.75] } (12. Bd3 h6 13. Bh4 Ne5 14. Qe2 d5 15. exd5 Nxd3 16. cxd3 Nxd5 17. Nxd5 Rxd5 18. Bxe7 Qxe7) 12... b5 { [%eval -1.58] } 13. a3 { [%eval -1.6] } 13... Na5?! { (-1.60 → -0.90) Inaccuracy. Ng4 was best. } { [%eval -0.9] } (13... Ng4 14. Bxg4 Bxg5 15. Be2 Bf6 16. Qe1 Be5 17. g3 Nd4 18. Bd1 g6 19. Rc1 Nc6 20. Be2) 14. Re1 { [%eval -1.41] } 14... Nc4 { [%eval -1.48] } 15. Ne2? { (-1.48 → -2.95) Mistake. Bc1 was best. } { [%eval -2.95] } (15. Bc1 Bd6 16. g3 Be5 17. Qd3 Qa5 18. a4 h6 19. Rf1 d5 20. exd5 b4 21. Nd1 Nxd5) 15... Nxb2 { [%eval -2.88] } 16. Qc1 { [%eval -3.15] } 16... Qxc2?! { (-3.15 → -2.35) Inaccuracy. Nc4 was best. } { [%eval -2.35] } (16... Nc4 17. Ng3 Ne5 18. Be2 h6 19. Bf4 Bd6 20. Be3 Qxc2 21. Qxc2 Rxc2 22. a4 Bc5 23. Bxc5) 17. Qxc2?! { (-2.35 → -3.74) Inaccuracy. e5 was best. } { [%eval -3.74] } (17. e5 Qxc1 18. Rexc1 Nd5 19. Bxd5 Bxg5 20. Rxc8 Rxc8 21. Bb7 Rc2 22. Nd4 Rc5 23. Bxa6 Bf4) 17... Rxc2 { [%eval -3.8] } 18. Nf4 { [%eval -4.6] } 18... h6 { [%eval -4.64] } 19. e5?! { (-4.64 → -6.11) Inaccuracy. Bxf6 was best. } { [%eval -6.11] } (19. Bxf6 Bxf6 20. e5 Bg5 21. Re2 Rxe2 22. Nxe2 Rb8 23. Be4 Be7 24. f4 Nc4 25. g3 Nxa3) 19... hxg5 { [%eval -6.1] } 20. exf6 { [%eval -6.19] } 20... Bxf6 { [%eval -6.07] } 21. Nh5 { [%eval -6.05] } 21... Bd4 { [%eval -6.1] } 22. Re2 { [%eval -6.09] } 22... Rdc8 { [%eval -6.11] } 23. h3 { [%eval -6.03] } 23... Rxe2 { [%eval -6.07] } 24. Bxe2 { [%eval -6.0] } 24... Rc2 { [%eval -5.99] } 25. Bf3 { [%eval -6.51] } 25... Rxf2 { [%eval -6.38] } 26. Kh1 { [%eval -6.48] } 26... Nc4 { [%eval -6.33] } 27. a4?! { (-6.33 → -11.68) Inaccuracy. Re1 was best. } { [%eval -11.68] } (27. Re1 Bc3 28. Rd1 Rd2 29. Rxd2 Bxd2 30. Nxg7 Kxg7 31. a4 Kg8 32. axb5 axb5 33. Be2 Nb6) 27... Bxa1 { [%eval -11.07] } 28. axb5 { [%eval -12.07] } 28... axb5 { [%eval -10.43] } 29. Ng3 { [%eval -12.99] } 29... b4 { [%eval -11.88] } 30. Ne4 { [%eval -41.82] } 30... Rf1+ { [%eval -35.1] } 31. Kh2 { [%eval -42.7] } 31... Be5+ { [%eval -14.99] } 32. Ng3?! { (-14.99 → Mate in 11) Checkmate is now unavoidable. g3 was best. } { [%eval #-11] } (32. g3 Rxf3 33. Kg2 g4 34. hxg4 Ra3 35. Kf2 b3 36. g5 d5 37. Nf6+ gxf6 38. gxf6 d4) 32... Re1 { [%eval #-6] } 33. h4 { [%eval #-6] } 33... gxh4 { [%eval #-5] } 34. Kh3 { [%eval #-5] } 34... Bxg3 { [%eval #-4] } 35. Be4 { [%eval #-3] } 35... f5 { [%eval #-3] } 36. Bxf5 { [%eval #-3] } 36... Rh1+ { [%eval #-6] } 37. Kg4 { [%eval #-6] } 37... Ne5+ { [%eval #-5] } 38. Kg5 { [%eval #-4] } 38... Rf1 { [%eval #-5] } 39. Bc2 { [%eval #-4] } 39... Bf4+ { [%eval #-5] } 40. Kh5 { [%eval #-5] } 40... b3 { [%eval #-5] } 41. Be4 { [%eval #-5] } 41... b2 { [%eval #-4] } 42. g4 { [%eval #-4] } 42... g6+ { [%eval #-4] } 43. Bxg6 { [%eval #-4] } 43... Nxg6 { [%eval #-3] } 44. Kxg6 { [%eval #-3] } 44... b1=Q+ { [%eval #-2] } 45. Kf6 { [%eval #-2] } 45... Bd6+ { [%eval #-2] } 46. Kg5 { [%eval #-2] } 46... Qb5+ { [%eval #-2] } 47. Kg6 { [%eval #-2] } 47... Bf4 { [%eval #-1] } 48. Kf6 { [%eval #-1] } 48... Qe5+ { [%eval #-3] } 49. Kg6 { [%eval #-1] } 49... Qg5# { Black wins by checkmate. } 0-1