[Event "2022 Summer Marathon"] [Site "https://lichess.org/gIkY8pE8"] [Date "2022.08.05"] [White "ckassios4"] [Black "Mx_Opg"] [Result "0-1"] [UTCDate "2022.08.05"] [UTCTime "06:08:58"] [WhiteElo "2339"] [BlackElo "2037"] [WhiteRatingDiff "-9"] [BlackRatingDiff "+16"] [Variant "Standard"] [TimeControl "60+0"] [ECO "B13"] [Opening "Caro-Kann Defense: Exchange Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 { B13 Caro-Kann Defense: Exchange Variation } 5. Bd3 Nf6 6. c3 Bg4 7. O-O e6 8. Bf4 Rc8 9. Nbd2 Bd6 10. Bg3 O-O 11. Re1 Bxg3 12. hxg3 a6 13. Rc1 b5 14. a3 Na5 15. Qc2 g6 16. Ne5 Bf5 17. Bxf5 exf5 18. Nb3 Nc4 19. Nc5 Ne4 20. f3?? { (0.28 → -1.45) Blunder. Nxa6 was best. } (20. Nxa6 Nxe5 21. dxe5 d4 22. Rcd1 Qb6 23. Nb4 Rfd8 24. g4 dxc3 25. gxf5 Rxd1 26. Rxd1 gxf5) 20... Nxc5?! { (-1.45 → -0.58) Inaccuracy. Nxg3 was best. } (20... Nxg3 21. b3) 21. Nxc4 dxc4 22. dxc5 Qc7 23. Rcd1? { (-0.54 → -1.92) Mistake. Qf2 was best. } (23. Qf2 Rfd8 24. Rcd1 Rxd1 25. Rxd1 Qxc5 26. Qxc5 Rxc5 27. Rd6 a5 28. Kf2 Kf8 29. Ra6 Rd5) 23... Qxc5+? { (-1.92 → -0.75) Mistake. Qxg3 was best. } (23... Qxg3 24. Qd2 Rxc5 25. Qd6 Qxd6 26. Rxd6 Ra8 27. Re7 Kg7 28. Rdd7 Rf8 29. Re6 f4 30. Rxa6) 24. Kf1?! { (-0.75 → -1.86) Inaccuracy. Kh2 was best. } (24. Kh2 Rfd8 25. a4 h5 26. axb5 Qxb5 27. Qf2 Rd3 28. Rxd3 cxd3 29. Qd4 Qxb2 30. Qxd3 Qb6) 24... Rcd8 25. Rxd8?! { (-1.47 → -2.35) Inaccuracy. f4 was best. } (25. f4) 25... Rxd8 26. Qe2 Kf8 27. Rd1 Qe7?? { (-3.19 → -0.98) Blunder. Rxd1+ was best. } (27... Rxd1+) 28. Qf2?? { (-0.98 → Mate in 2) Checkmate is now unavoidable. Rxd8+ was best. } (28. Rxd8+ Qxd8) 28... Rxd1+ 29. Qe1 Qxe1# { Black wins by checkmate. } 0-1