[Event "2023 DuPage County Championship U1400"] [Site "?"] [Date "2023.12.30"] [Round "2.23"] [White "Pyshnov, Erik"] [Black "Czerwin, Erik"] [Result "1-0"] [WhiteElo "1297"] [BlackElo "1391"] [Variant "Standard"] [TimeControl "-"] [ECO "A43"] [Opening "Benoni Defense: Old Benoni"] [Termination "Unknown"] [Annotator "lichess.org"] 1. d4 c5?! { (0.13 → 0.98) Inaccuracy. Nf6 was best. } (1... Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3) 2. d5 { A43 Benoni Defense: Old Benoni } e6 3. c4 exd5 4. cxd5 d6 5. Nc3 f5?! { (0.85 → 1.51) Inaccuracy. g6 was best. } (5... g6 6. e4 Bg7 7. h3 Nf6 8. Nf3 O-O 9. Be3 a6 10. a4) 6. Nf3 Nf6 7. Bg5?! { (1.15 → 0.50) Inaccuracy. e4 was best. } (7. e4 fxe4 8. Bb5+ Bd7 9. Ng5 Bxb5 10. Nxb5 Na6 11. O-O Qd7) 7... Be7 8. e3 O-O 9. Bd3 Ne4 10. Bxe7 Qxe7 11. O-O Nd7 12. Qc2 Ndf6 13. Bxe4 Nxe4 14. Rad1 Bd7 15. Nd2 a6?? { (-0.72 → 1.12) Blunder. Rae8 was best. } (15... Rae8 16. a3) 16. Ndxe4 fxe4 17. Qxe4 Qf6 18. Qc2 Bf5?! { (0.56 → 1.21) Inaccuracy. Rae8 was best. } (18... Rae8) 19. e4 Bg4 20. f3 Bd7 21. a3 g6?! { (1.53 → 2.18) Inaccuracy. b5 was best. } (21... b5 22. Rfe1) 22. Ne2 Bb5 23. Rf2 Kg7?! { (2.14 → 2.87) Inaccuracy. Rae8 was best. } (23... Rae8 24. Qc3 Re5 25. Nc1 g5 26. Re1 h6 27. Nb3 Bd7 28. Nd2 b5 29. h3 Bc8 30. Nf1) 24. Ng3 Rae8 25. Qc3 Qxc3 26. bxc3 Ba4? { (2.20 → 3.69) Mistake. Bc4 was best. } (26... Bc4) 27. Rb1 b5 28. Rfb2 Re7 29. Nf1 Rb8 30. Ne3 a5? { (3.27 → 5.47) Mistake. Rf8 was best. } (30... Rf8 31. Re1) 31. c4?? { (5.47 → 2.03) Blunder. Nc4 was best. } (31. Nc4 Rd7 32. h4 h6 33. Kf2 g5 34. Ne3 Kg6 35. Nf5 h5 36. hxg5 Rf8 37. Rh1 Kxg5) 31... b4 32. axb4 axb4 33. Ra1 Be8? { (1.75 → 3.54) Mistake. Ra7 was best. } (33... Ra7 34. Kf2) 34. Ra6 Rd8 35. h4 h5 36. g4? { (4.28 → 2.51) Mistake. Kf2 was best. } (36. Kf2) 36... Kf6?! { (2.51 → 3.33) Inaccuracy. Bd7 was best. } (36... Bd7 37. Rxd6) 37. Kg2?? { (3.33 → 0.96) Blunder. gxh5 was best. } (37. gxh5) 37... Ke5 38. gxh5 gxh5 39. Nf5? { (1.18 → 0.00) Mistake. Kf2 was best. } (39. Kf2) 39... Rf7 40. Kf2 Rf6?? { (0.00 → 4.32) Blunder. Rxf5 was best. } (40... Rxf5 41. exf5 Kd4 42. Rb1 Kxc4 43. Ke3 Bf7 44. Rd1 Bg8 45. Rb6 Kc3 46. f6 Kc2 47. Rd2+) 41. Ke3 Rxf5 42. exf5 Kxf5 43. Rg2?! { (5.14 → 3.84) Inaccuracy. Rba2 was best. } (43. Rba2) 43... Bg6 44. Ra7 Re8+?! { (4.64 → 6.22) Inaccuracy. Kf6 was best. } (44... Kf6 45. Rb7) 45. Kd2 Rd8 46. Re2?? { (7.28 → 3.52) Blunder. Re7 was best. } (46. Re7 Re8 47. Rg5+ Kf4 48. Re6 Rf8 49. Rgxg6 Ra8 50. Re7 Ra2+ 51. Kc1 Rh2 52. Rxd6 Kg3) 46... Kf4 47. Re6 Rb8? { (4.46 → 10.16) Mistake. Rg8 was best. } (47... Rg8 48. Rae7) 48. Rxg6 { White wins. } 1-0