[Event "ICFF 72"] [Site "https://lichess.org/Zvdj3l97"] [Date "2023.07.21"] [White "maestro_rabbittry01"] [Black "Ronald_C_Berdera"] [Result "1-0"] [UTCDate "2023.07.21"] [UTCTime "12:20:03"] [WhiteElo "1940"] [BlackElo "2300"] [WhiteRatingDiff "+11"] [BlackRatingDiff "-14"] [Variant "Standard"] [TimeControl "600+0"] [ECO "B12"] [Opening "Caro-Kann Defense: Advance Variation, Short Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 { B12 Caro-Kann Defense: Advance Variation, Short Variation } c5? { (0.21 → 1.61) Mistake. e6 was best. } (4... e6 5. c3 c5 6. Be3 Qb6 7. Qa4+ Nc6 8. Bb5 Rc8 9. Nbd2) 5. c3? { (1.61 → 0.31) Mistake. dxc5 was best. } (5. dxc5 a6 6. b4 e6 7. a3 Ne7 8. Bd3 b6 9. cxb6 Qxb6) 5... Nc6?! { (0.31 → 0.95) Inaccuracy. e6 was best. } (5... e6 6. Be2 Nc6 7. O-O a6 8. Be3 Qb6 9. Nh4 Be4 10. Nd2) 6. Qa4?! { (0.95 → 0.06) Inaccuracy. dxc5 was best. } (6. dxc5 e6 7. b4 Nge7 8. Bb5 a6 9. Ba4 Bg4 10. O-O h6) 6... e6 7. Bb5 Qb6 8. O-O a6 9. Bxc6+ bxc6?! { (-0.13 → 0.64) Inaccuracy. Qxc6 was best. } (9... Qxc6) 10. dxc5 Bxc5 11. b4 Be7 12. Be3 Qb5 13. Qb3 Bd3 14. Re1 g6? { (0.63 → 1.80) Mistake. a5 was best. } (14... a5) 15. Nbd2 h5 16. a4 Qb7 17. a5?! { (2.10 → 1.09) Inaccuracy. Qd1 was best. } (17. Qd1 Nh6 18. Nb3 Bc4 19. Na5 Qc7 20. Bxh6 Rxh6 21. Nxc4 dxc4 22. Re4 Rh8 23. Rxc4 Kf8) 17... Nh6 18. Rad1?! { (1.54 → 0.58) Inaccuracy. Bb6 was best. } (18. Bb6 Bd8) 18... Nf5?! { (0.58 → 1.41) Inaccuracy. c5 was best. } (18... c5 19. Qa3) 19. Bb6 O-O 20. c4 Rfc8?? { (1.19 → 4.67) Blunder. Bxc4 was best. } (20... Bxc4 21. Nxc4 dxc4 22. Qxc4 Bd8 23. h3 Bxb6 24. axb6 Ne7 25. Qf4 Qxb6 26. g4 Ra7 27. Qh6) 21. Qxd3 Bxb4 22. cxd5 cxd5 23. Qb1 Bc3 24. Rc1 d4 25. Red1 Rc6 26. Ne4 Rb8 27. Nf6+ Kg7 28. Qd3 Rbc8 29. Rb1 Qa8 30. h3 Rc4 31. g4?! { (5.33 → 3.42) Inaccuracy. Ne8+ was best. } (31. Ne8+ Kg8 32. Nd6 Nxd6 33. exd6 Qd5 34. Ne5 Qxe5 35. d7 Qd5 36. dxc8=B Rxc8 37. Qxa6 Ra8) 31... hxg4 32. hxg4 Ne3 33. fxe3 Qxf3 34. exd4 Bxd4+?! { (3.72 → 5.72) Inaccuracy. Qf4 was best. } (34... Qf4 35. Rf1 Bxd4+ 36. Bxd4 Qxd4+ 37. Qxd4 Rxd4 38. g5 Ra4 39. Rbc1 Rh8 40. Rc7 Rxa5 41. Ng4) 35. Bxd4 Qf4 36. Qe3?? { (6.11 → 2.52) Blunder. Rb2 was best. } (36. Rb2 Rc1 37. Rxc1 Qxc1+ 38. Qf1 g5 39. Qxc1 Rxc1+ 40. Kf2 Rd1 41. Be3 Rh1 42. Rb8 Rh2+) 36... Qxe3+?? { (2.52 → 6.02) Blunder. Rxd4 was best. } (36... Rxd4 37. Qxf4) 37. Bxe3 Re4?? { (5.80 → Mate in 10) Checkmate is now unavoidable. Rc3 was best. } (37... Rc3 38. Rbc1 Rxe3 39. Rxc8 Rxe5 40. Ne8+ Kg8 41. Rd7 Rxa5 42. Rcc7 Kh7 43. Rxf7+ Kh6 44. Nf6) 38. Bd4?? { (Mate in 10 → 5.89) Lost forced checkmate sequence. Nxe4 was best. } (38. Nxe4 Rc4 39. Nf6 Rc8 40. Bg5 Rb8 41. Bh6+ Kxh6 42. Rxb8 Kg5 43. Rf1 Kh6 44. Kg2 Kg5) 38... Re2 39. Rb2 Rxb2 40. Bxb2 Rc5 41. Ne8+?! { (8.76 → 6.03) Inaccuracy. g5 was best. } (41. g5) 41... Kf8?? { (6.03 → Mate in 14) Checkmate is now unavoidable. Kh6 was best. } (41... Kh6 42. Nd6 Rxa5 43. Nxf7+ Kg7 44. Ng5 Ra2 45. Bc3 Rc2 46. Nxe6+ Kf7 47. Ng5+ Kf8 48. Nh7+) 42. Ba3 Kxe8 43. Bxc5 { Black resigns. } 1-0