[Event "605th Indonesia Chess Festival Team Battle"] [Site "https://lichess.org/3e5XKUmJ"] [Date "2023.11.24"] [White "KovVa"] [Black "oberschlumpf"] [Result "0-1"] [UTCDate "2023.11.24"] [UTCTime "11:42:05"] [WhiteElo "1793"] [BlackElo "2266"] [WhiteRatingDiff "+0"] [BlackRatingDiff "+1"] [BlackTitle "NM"] [Variant "Standard"] [TimeControl "180+0"] [ECO "B30"] [Opening "Sicilian Defense: Old Sicilian"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 Nc6 { B30 Sicilian Defense: Old Sicilian } 3. c3 Nf6 4. d3 e5 5. g3 d5 6. Nbd2?! { (-0.11 → -0.73) Inaccuracy. exd5 was best. } (6. exd5 Nxd5 7. Bg2 Bg4 8. h3 Bf5 9. O-O Qd7 10. g4 Bg6) 6... Be7 7. Bg2 O-O 8. O-O Be6 9. c4?! { (-0.22 → -1.17) Inaccuracy. exd5 was best. } (9. exd5 Nxd5 10. Re1 Qc7 11. Qe2 f6 12. a3 Bf7 13. c4 Nb6 14. Ne4 Rae8 15. Be3 Nd7) 9... dxc4 10. Nxc4 Nd7 11. Qd2 f6 12. b3 Nb6 13. Bb2 Nxc4 14. dxc4 Nd4 15. Nxd4 cxd4 16. f4 Qd7 17. fxe5 fxe5 18. Rxf8+ Rxf8 19. Rf1 Rxf1+ 20. Kxf1?! { (-1.47 → -2.50) Inaccuracy. Bxf1 was best. } (20. Bxf1 Qc6) 20... b6?! { (-2.50 → -1.65) Inaccuracy. b5 was best. } (20... b5) 21. Ke2?! { (-1.65 → -2.71) Inaccuracy. Bf3 was best. } (21. Bf3 h6) 21... h6?! { (-2.71 → -1.60) Inaccuracy. b5 was best. } (21... b5 22. cxb5 Qxb5+ 23. Kf2 Bb4 24. Qc2 Qb6 25. Kf3 Qd8 26. Qd3 Qa5 27. a4 Bc5 28. Bf1) 22. Kd3?! { (-1.60 → -2.57) Inaccuracy. Qd3 was best. } (22. Qd3) 22... a5?! { (-2.57 → -1.84) Inaccuracy. b5 was best. } (22... b5 23. cxb5 Qxb5+ 24. Kc2 Qa6 25. Kb1 Bg4 26. Bc1 Kh7 27. Qf2 Be2 28. a4 Qd3+ 29. Ka2) 23. Qf2? { (-1.84 → -3.61) Mistake. Kc2 was best. } (23. Kc2 Bg5 24. Qd3 a4 25. Bc1 Bxc1 26. Kxc1 Qe7 27. Bf3 Qa3+ 28. Kb1 Qb4 29. Kc1 Kh7) 23... Bg5?! { (-3.61 → -2.23) Inaccuracy. b5 was best. } (23... b5 24. Qc2 bxc4+ 25. bxc4 Qe8 26. Bf3 Qf8 27. Bd1 Bh3 28. c5 Bxc5 29. Qc4+ Kh7 30. Kc2) 24. h4? { (-2.23 → -3.86) Mistake. a4 was best. } (24. a4 Qd6) 24... Be7? { (-3.86 → -1.94) Mistake. Be3 was best. } (24... Be3 25. Qf1 b5 26. cxb5 Qxb5+ 27. Kc2 Qb4 28. Kb1 a4 29. Qd1 axb3 30. a3 Qc5 31. Bf1) 25. Bc1? { (-1.94 → -3.34) Mistake. a4 was best. } (25. a4 Qc8 26. Bf3 Bb4 27. Bh5 b5 28. axb5 a4 29. Bd1 a3 30. Ba1 Qd7 31. Qe2 Qd8) 25... Bg4? { (-3.34 → -1.84) Mistake. b5 was best. } (25... b5 26. Bf3 Bb4 27. c5 a4 28. Bd2 Bxc5 29. Bd1 Qc8 30. Be1 Qa6 31. Qf3 Bf8 32. Qh5) 26. Bf3 Be6?! { (-2.10 → -0.96) Inaccuracy. a4 was best. } (26... a4 27. bxa4 Bb4 28. Qf1 Qf7 29. Be2 Qg6 30. Bxg4 Qxg4 31. Kc2 Qxg3 32. Qd3 Qxh4 33. Qf3) 27. Bd2? { (-0.96 → -2.72) Mistake. a4 was best. } (27. a4) 27... Bb4?? { (-2.72 → -0.76) Blunder. b5 was best. } (27... b5 28. Be1 Qb7 29. Bd1 Bb4 30. c5 Bxe1 31. Qxe1 b4 32. Kc2 Qb5 33. Qf2 Qxc5+ 34. Kb1) 28. Bxb4 axb4 29. Qe2 Qa7 30. g4? { (-0.72 → -2.42) Mistake. Bg4 was best. } (30. Bg4 Bf7) 30... Qa3?! { (-2.42 → -1.34) Inaccuracy. Qf7 was best. } (30... Qf7 31. Qg2 Qf4 32. Ke2 Qe3+ 33. Kf1 d3 34. Qf2 Qf4 35. Bd1 Qxe4 36. Qxb6 Qh1+ 37. Qg1) 31. g5? { (-1.34 → -3.29) Mistake. Qd2 was best. } (31. Qd2 b5) 31... Qc1 32. Qd2 Qf1+ 33. Be2 Qh3+?! { (-3.19 → -2.37) Inaccuracy. Qb1+ was best. } (33... Qb1+ 34. Qc2 Qe1 35. Qd2 Qxh4 36. Qxb4 Qxg5 37. Qd2 Qg3+ 38. Kc2 Bf7 39. a4 h5 40. Qd3) 34. Kc2 Qxh4 35. gxh6 Qxh6? { (-2.51 → -1.28) Mistake. Qxe4+ was best. } (35... Qxe4+ 36. Bd3 Qg4 37. Kb2 e4 38. Bb1 d3 39. Qxb4 Qe2+ 40. Ka3 Qe3 41. Qd6 Qxh6 42. Qxb6) 36. Qxb4 Qe3 37. Kd1?? { (-1.25 → -4.79) Blunder. Bd3 was best. } (37. Bd3) 37... d3 38. Qd6?? { (-4.78 → Mate in 2) Checkmate is now unavoidable. Qe1 was best. } (38. Qe1 dxe2+ 39. Qxe2 Qxe2+ 40. Kxe2 Kf8 41. Kd3 Ke7 42. Ke2 Kd6 43. Kd2 Bd7 44. Kc3 Bc6) 38... Qxe2+ 39. Kc1 Qc2# { Black wins by checkmate. } 0-1