[Event "776th Indonesia Chess Festival Team Battle"] [Site "https://lichess.org/bO3t0CHB"] [Date "2024.05.25"] [White "oberschlumpf"] [Black "BONSITBKD"] [Result "0-1"] [UTCDate "2024.05.25"] [UTCTime "11:45:12"] [WhiteElo "2312"] [BlackElo "2291"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+6"] [WhiteTitle "NM"] [Variant "Standard"] [TimeControl "180+0"] [ECO "A57"] [Opening "Benko Gambit Declined: Main Line"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3 { A57 Benko Gambit Declined: Main Line } bxc4 5. Nc3 d6 6. e4 g6 7. Bxc4 Bg7 8. O-O O-O 9. Re1 Nbd7 10. h3 a5 11. Bf4 Ba6 12. Bxa6 Rxa6 13. e5 Nh5 14. Bh2 dxe5 15. Nxe5 Nxe5 16. Bxe5 Nf6 17. Qd3 Rb6 18. b3 Rb4 19. Rad1 Bh6? { (0.86 → 2.48) Mistake. Ne8 was best. } (19... Ne8 20. Bxg7) 20. d6 exd6 21. Qxd6 Qxd6 22. Bxd6 Rc8?! { (1.96 → 2.75) Inaccuracy. Ra8 was best. } (22... Ra8 23. Bxc5 Rbb8 24. Be7 Bg7 25. Kf1 h6 26. Re2 Kh7 27. Ne4 Nxe4 28. Rxe4) 23. Nd5?? { (2.75 → 0.01) Blunder. Be5 was best. } (23. Be5 Ne8 24. Rd7 Ra8 25. Nd5 Rb5 26. Bc3 Bg5 27. f4 Bh4 28. g3 Bxg3) 23... Nxd5 24. Rxd5 Rd4? { (0.04 → 1.67) Mistake. Bf8 was best. } (24... Bf8 25. Bxf8 Kxf8 26. Rd7 a4 27. Ree7 Rf4 28. g3 Rf6 29. bxa4 c4 30. Rc7) 25. Rxc5 Rd8?! { (1.45 → 2.51) Inaccuracy. Ra8 was best. } (25... Ra8 26. Be5 Rd2 27. a4 Bg7 28. Bf4 Rb2 29. Rb5 Bd4 30. Bg3 Rd2 31. Kf1) 26. Bc7 Rd1?! { (2.44 → 3.51) Inaccuracy. Rc8 was best. } (26... Rc8 27. Bb6 Rxc5 28. Bxc5 Rd8 29. Bb6 Ra8 30. Re4 f5 31. Ra4 Bd2 32. Be3) 27. Rxd1? { (3.51 → 2.03) Mistake. Bxa5 was best. } (27. Bxa5 Bf8 28. Rc4 Rxe1+ 29. Bxe1 Rd1 30. Kf1 Rb1 31. Rc8 f5 32. Ke2 Kf7) 27... Rxd1+ 28. Kh2 Bf8? { (1.81 → 3.68) Mistake. a4 was best. } (28... a4) 29. Rxa5 h5 30. h4 Be7 31. Bg3?! { (3.73 → 2.48) Inaccuracy. g3 was best. } (31. g3 Rd2 32. Bb6 f5 33. Be3 Rb2 34. Kg2 Kf7 35. Ra4 Rb1 36. Ra7 Ke6) 31... Rd2 32. Ra4 f6 33. b4 g5?! { (2.03 → 2.70) Inaccuracy. Rb2 was best. } (33... Rb2 34. a3 Kf7 35. Ra7 Ke6 36. Ra5 Kf7 37. f3 Rb3 38. Ra7 Ke6 39. Ra6+) 34. hxg5 fxg5 35. f3 h4 36. Be5 Re2?! { (1.79 → 2.73) Inaccuracy. Kf7 was best. } (36... Kf7) 37. Bd4 Rd2 38. Be5? { (3.31 → 1.83) Mistake. Bc5 was best. } (38. Bc5 Bf6 39. Ra7 Be5+ 40. Kh3 Rc2 41. a4 Bg3 42. a5 g4+ 43. Kxg4 Rxg2) 38... Rd5?! { (1.83 → 3.04) Inaccuracy. Kf7 was best. } (38... Kf7 39. a3 Ke6 40. Bc7 Rd7 41. Ra6+ Kf5 42. Ra5+ Ke6 43. Bb8 Rd8 44. Ra6+) 39. f4?? { (3.04 → 1.07) Blunder. Ra5 was best. } (39. Ra5 Rd1 40. b5 Bc5 41. Ra6 Kf7 42. Kh3 Rb1 43. a4 Rb4 44. Bc7 Ke7) 39... g4 40. g3? { (1.14 → 0.00) Mistake. Ra6 was best. } (40. Ra6 Kf7 41. Rh6 Rd2 42. Rh7+ Ke6 43. Rg7 g3+ 44. Kh3 Bxb4 45. a4 Ra2) 40... Rd2+ 41. Kh1 h3 42. Ra8+ Kf7 43. Ra7 Ke6 44. Ra6+ Kf5 45. Rc6? { (-0.12 → -1.47) Mistake. Ra5 was best. } (45. Ra5) 45... Bxb4? { (-1.47 → -0.12) Mistake. Rd1+ was best. } (45... Rd1+ 46. Kh2) 46. Rc4 Ba5 47. a4?? { (-0.19 → -3.20) Blunder. Rd4 was best. } (47. Rd4) 47... Ra2?? { (-3.20 → 0.00) Blunder. Bb6 was best. } (47... Bb6 48. Rc1 Bf2 49. Bc7 Bxg3 50. Rc5+ Ke4 51. Rc4+ Kd5 52. Rc1 Rh2+ 53. Kg1) 48. Kg1?? { (0.00 → -4.15) Blunder. Rc5 was best. } (48. Rc5 Bb6 49. Rb5 Be3 50. Bd4+ Ke4 51. Bxe3 Kxe3 52. Rb3+ Ke4 53. Rb4+ Kf3) 48... Be1 49. Rc1?! { (-4.30 → -5.88) Inaccuracy. Kh1 was best. } (49. Kh1 Bxg3 50. Rc5 Rxa4 51. Kg1 Ke4 52. Rc1 Bxf4 53. Bxf4 Kxf4 54. Kh2 Ra2+) 49... Bxg3 50. Ra1 Rc2 51. a5?? { (-6.24 → Mate in 8) Checkmate is now unavoidable. Bd4 was best. } (51. Bd4 Bh2+) 51... Bf2+ 52. Kh1 g3 53. a6 Ba7 54. Bc7 Rh2# { Black wins by checkmate. } 0-1