[Event "436th Indonesia Chess Festival Team Battle"] [Site "https://lichess.org/GiATa6aN"] [Date "2023.05.19"] [White "oberschlumpf"] [Black "DA_BC"] [Result "1-0"] [UTCDate "2023.05.19"] [UTCTime "09:52:17"] [WhiteElo "2284"] [BlackElo "2161"] [WhiteRatingDiff "+3"] [BlackRatingDiff "-5"] [WhiteTitle "NM"] [Variant "Standard"] [TimeControl "180+0"] [ECO "A43"] [Opening "Benoni Defense: Old Benoni"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 c5?! { (0.00 → 0.98) Inaccuracy. Nf6 was best. } (1... Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Bf4 c6 6. Nc3) 2. d5 d6 { A43 Benoni Defense: Old Benoni } 3. Nc3 e5?! { (0.90 → 1.55) Inaccuracy. Nf6 was best. } (3... Nf6 4. e4 e6 5. dxe6 fxe6 6. Nf3 Nc6 7. Bf4 Be7 8. e5) 4. e4 f5?! { (1.61 → 2.38) Inaccuracy. Nf6 was best. } (4... Nf6 5. Nf3 Be7 6. Bd3 O-O 7. Nd2 Ne8 8. O-O f5 9. exf5) 5. exf5 Bxf5 6. Bd3 Qc8?! { (1.56 → 2.18) Inaccuracy. Bxd3 was best. } (6... Bxd3 7. Qxd3 Na6 8. Nh3 Qd7 9. O-O Nf6 10. Ng5 Nb4 11. Qd1) 7. Nge2 Nf6 8. Ng3 Bxd3 9. Qxd3 Be7? { (2.28 → 4.07) Mistake. Qg4 was best. } (9... Qg4 10. f3) 10. O-O?? { (4.07 → 1.84) Blunder. Nf5 was best. } (10. Nf5 g6) 10... Na6 11. a3?! { (2.42 → 1.78) Inaccuracy. Nf5 was best. } (11. Nf5) 11... Nc7?? { (1.78 → 4.02) Blunder. O-O was best. } (11... O-O 12. Nf5 Qd7 13. Bg5 Bd8 14. Bxf6 Bxf6 15. Ne3 Bg5 16. Ne4 Bxe3 17. fxe3 h6 18. h3) 12. f3?? { (4.02 → 0.95) Blunder. Nf5 was best. } (12. Nf5 Bf8 13. Bg5 Qd7 14. f4 O-O-O 15. fxe5 dxe5 16. Rad1 Nce8 17. Ne4 Kb8 18. c4 Ka8) 12... a6?! { (0.95 → 1.69) Inaccuracy. c4 was best. } (12... c4 13. Qd1 O-O 14. Bg5 b5 15. Kh1 Qd7 16. Bxf6 Bxf6 17. b3 cxb3 18. cxb3 Bh4 19. Nge4) 13. a4?! { (1.69 → 0.95) Inaccuracy. Nce4 was best. } (13. Nce4 O-O 14. c4 Nxe4 15. Nxe4 Ne8 16. Bd2 b5 17. b3 Rb8 18. Rae1 Qf5 19. f4 exf4) 13... O-O?! { (0.95 → 1.69) Inaccuracy. c4 was best. } (13... c4 14. Qd1 b5 15. axb5 axb5 16. Rxa8 Nxa8 17. f4 exf4 18. Bxf4 O-O 19. Be3 Ng4 20. Bd4) 14. Bg5 Kh8 15. Bxf6 Bxf6 16. Nce4 Qd7 17. c4?! { (2.16 → 1.53) Inaccuracy. a5 was best. } (17. a5 Rab8) 17... Rae8?! { (1.53 → 2.49) Inaccuracy. b6 was best. } (17... b6) 18. b3?! { (2.49 → 1.70) Inaccuracy. a5 was best. } (18. a5 Rb8 19. Nxf6 Rxf6 20. Ne4 Rf4 21. Ra3 h6 22. Rb3 Ne8 23. Rb6 Qc7 24. Qb3 Rf7) 18... Bh4 19. Ne2 Rd8 20. a5 Be7 21. N2c3 Qf5?! { (1.87 → 2.72) Inaccuracy. Rb8 was best. } (21... Rb8) 22. Na4 Bg5 23. Nb6?! { (2.79 → 1.58) Inaccuracy. b4 was best. } (23. b4 cxb4) 23... Bf4 24. g3 Bh6 25. Kg2 Ne8 26. Rab1 Nf6 27. Nxc5 Qxd3 28. Nxd3 e4?? { (2.28 → 5.47) Blunder. Be3 was best. } (28... Be3) 29. fxe4 Nxe4 30. Rxf8+ Rxf8 31. Rf1?? { (5.82 → 2.77) Blunder. Re1 was best. } (31. Re1 Nf6 32. Re6 Rd8 33. c5 dxc5 34. Nxc5 Bd2 35. Nxb7 Rb8 36. Nc4 Bb4 37. Rxa6 Nxd5) 31... Rxf1 32. Kxf1 Nd2+ 33. Ke2 Nxb3 34. Nc8 Nxa5 35. Nxd6 g6?? { (2.71 → 6.07) Blunder. Kg8 was best. } (35... Kg8) 36. Nc5 Bf8 37. Ncxb7 Bxd6 38. Nxd6 Kg7 39. Kd3 Kf6 40. Ke4 Ke7 41. c5 Nb3 42. Nb7 a5?! { (6.71 → 9.67) Inaccuracy. Kd7 was best. } (42... Kd7 43. c6+) 43. d6+ Kd7 44. Kd5 a4?! { (24.15 → Mate in 8) Checkmate is now unavoidable. Nd4 was best. } (44... Nd4 45. c6+ Ke8 46. d7+ Kf7 47. Kxd4 Ke6 48. Nc5+ Kf5 49. c7 Kg4 50. d8=Q Kf3 51. c8=Q) 45. c6+ Kc8 46. d7+ { Black resigns. } 1-0