[Event "CCS INTERNAL TOURNAMENT LEVEL 3 BATCH 2023 SEPTEMBER 1,2.3"] [Site "https://lichess.org/pOkIbCyM"] [Date "2023.09.03"] [Round "8"] [White "N GIRIDHAR (ccs_557)"] [Black "Vasudev A (ccs_101487)"] [Result "1-0"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "D02"] [Opening "Queen's Pawn Game: Chigorin Variation"] [Termination "Unknown"] [Annotator "lichess.org"] 1. Nf3 Nc6 2. d4 d5 { D02 Queen's Pawn Game: Chigorin Variation } 3. Nc3?! { (0.72 → 0.00) Inaccuracy. c4 was best. } (3. c4 e6 4. e3 Nf6 5. Nc3 Bd6 6. c5 Be7 7. a3 Ne4) 3... Nf6 4. e3 g6 5. Bb5 e6 6. O-O Bd7 7. Bxc6 Bxc6 8. Ne5 Bg7 9. Nxc6 bxc6 10. Re1 O-O 11. e4?! { (0.13 → -0.62) Inaccuracy. b3 was best. } (11. b3 Re8) 11... Nxe4 12. Nxe4 dxe4 13. Rxe4?! { (-0.71 → -1.55) Inaccuracy. c3 was best. } (13. c3 f5) 13... c5 14. c3 f5?? { (-2.11 → 0.18) Blunder. cxd4 was best. } (14... cxd4 15. cxd4 c5 16. Re1 cxd4 17. Qd3 Re8 18. Bd2 Qd5 19. Qf3 Qd7 20. Rac1 Rac8 21. b4) 15. Rxe6 cxd4 16. cxd4 Bxd4? { (0.07 → 1.55) Mistake. Qxd4 was best. } (16... Qxd4 17. Qf3 Rab8 18. g3 f4 19. gxf4 Qd7 20. Rc6 Qf7 21. Qe2 Rfe8 22. Be3 Qxf4 23. Bxf4) 17. Qb3?! { (1.55 → 0.64) Inaccuracy. Bh6 was best. } (17. Bh6) 17... Kh8 18. Be3 Bxe3? { (0.19 → 1.76) Mistake. Rb8 was best. } (18... Rb8 19. Qc4 Bxe3 20. Rxe3 Rxb2 21. h4 Rd2 22. Rae1 Qd4 23. Qxc7 Qxh4 24. Rf1 Qd8 25. Qxa7) 19. Qc3+?? { (1.76 → -5.03) Blunder. Qxe3 was best. } (19. Qxe3 Rf7 20. Re1 Qd5 21. Re5 Qd6 22. h4 Qf6 23. Qf4 Raf8 24. b4 Qd6 25. a3 Qf6) 19... Bd4 20. Qb3 Rb8 21. Qc4 Rxb2 22. Rc1 Rxf2 23. Kh1 c5 24. Rd1 Qa8 25. Rg1 f4 26. Re2?! { (-12.76 → Mate in 3) Checkmate is now unavoidable. h4 was best. } (26. h4 f3) 26... Rxe2? { (Mate in 3 → -7.20) Lost forced checkmate sequence. Qxg2+ was best. } (26... Qxg2+ 27. Rxg2 Rf1+ 28. Rg1 Rxg1#) 27. Qxe2 Bxg1?! { (-9.45 → -6.60) Inaccuracy. f3 was best. } (27... f3) 28. Qe5+ Kg8 29. Kxg1 f3 30. gxf3?! { (-7.54 → -34.49) Inaccuracy. Qxc5 was best. } (30. Qxc5 fxg2 31. Qc4+ Rf7 32. Qb3 Qe4 33. h4 Qd4+ 34. Kxg2 Qg4+ 35. Qg3 Qe2+ 36. Kh3 Qe6+) 30... Qxf3 31. Qe6+ Kg7 32. Qe5+ Kh6 33. Qe1 g5 34. Qe6+ Rf6 35. Qe1 g4?! { (Mate in 10 → -12.76) Lost forced checkmate sequence. Qg4+ was best. } (35... Qg4+ 36. Kh1 c4 37. h4 Qxh4+ 38. Qxh4+ gxh4 39. Kg2 c3 40. Kh3 c2 41. Kxh4 c1=Q 42. Kg3) 36. Qd2+?! { (-12.76 → Mate in 20) Checkmate is now unavoidable. a3 was best. } (36. a3 Qf4) 36... Kh5?! { (Mate in 20 → -40.17) Lost forced checkmate sequence. Qf4 was best. } (36... Qf4 37. Qxf4+ Rxf4 38. Kg2 Ra4 39. a3 Rxa3 40. Kf2 Ra2+ 41. Ke3 Kg5 42. Kd3 Rxh2 43. Ke4) 37. Qe1?! { (-40.17 → Mate in 8) Checkmate is now unavoidable. Qc1 was best. } (37. Qc1 Qf2+ 38. Kh1 Qf1+ 39. Qxf1 Rxf1+ 40. Kg2 Ra1 41. a3 Rxa3 42. Kf2 c4 43. Ke2 Ra2+) 37... c4 38. Qe5+ Rf5 39. Qe8+ Kh4?! { (Mate in 9 → -37.07) Lost forced checkmate sequence. Rf7 was best. } (39... Rf7 40. Qe1 c3 41. a3 c2 42. h3 gxh3 43. Qe5+ Rf5 44. Qe8+ Kh4 45. Qe1+ Qg3+ 46. Qxg3+) 40. Qe7+ Kh5 41. Qxh7+ Kg5 42. h4+? { (-7.82 → Mate in 9) Checkmate is now unavoidable. Qg7+ was best. } (42. Qg7+ Kf4 43. Qd4+ Qe4 44. Qf2+ Ke5 45. Qc5+ Qd5 46. Qe3+ Kd6 47. Qe1 c3 48. Qg3+ Qe5) 42... Kf4 43. Qh6+ Kg3 44. Qd6+ Kh3?? { (Mate in 3 → Mate in 1) Lost forced checkmate sequence. Rf4 was best. } (44... Rf4 45. Qa3 Qxa3 46. h5 Qc1#) 45. Qh2# { White wins. } 1-0