[Event "OE September Rapid8 Swiss"] [Site "https://lichess.org/GR7LVNsj"] [Date "2024.09.05"] [White "SNCSolidGuy"] [Black "Ngong_Atem"] [Result "0-1"] [UTCDate "2024.09.05"] [UTCTime "17:36:46"] [WhiteElo "2639"] [BlackElo "2398"] [WhiteRatingDiff "-36"] [BlackRatingDiff "+25"] [WhiteTitle "FM"] [Variant "Standard"] [TimeControl "480+1"] [ECO "E49"] [Opening "Nimzo-Indian Defense: Normal Variation, Botvinnik System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 { E49 Nimzo-Indian Defense: Normal Variation, Botvinnik System } dxc4 8. Bxc4 c5 9. Nf3 Qc7 10. Be2 b6 11. O-O Rd8 12. Bb2 Ba6 13. Bxa6 Nxa6 14. Qe2 Nb8 15. a4 Nc6 16. Rfd1 Na5 17. Nd2 Rac8 18. Qa6 h6 19. h3 Nd5 20. Rac1 Qd7 21. dxc5 Qxa4 22. cxb6 axb6 23. Ba1? { (-0.77 → -2.35) Mistake. Kh2 was best. } (23. Kh2 Qa2) 23... Nxc3?? { (-2.35 → -0.45) Blunder. b5 was best. } (23... b5 24. Qa7 Nf6 25. c4 Ne4 26. cxb5 Nxd2 27. f4 Rxc1 28. Rxc1 Qxb5 29. Qc7) 24. Bxc3 Rxc3 25. Ra1?? { (-0.47 → -2.98) Blunder. Rxc3 was best. } (25. Rxc3 Qxd1+ 26. Nf1 Qd6 27. Rc1 Rb8 28. Qb5 Qd5 29. Qxd5 exd5 30. Rd1 Rd8) 25... Ra3? { (-2.98 → -1.38) Mistake. Qc2 was best. } (25... Qc2 26. Qxb6 Nc6 27. Qc7 Rxd2 28. Ra8+ Kh7 29. Rxd2 Qxd2 30. Qxf7 Nd8 31. Qf8) 26. Rab1?? { (-1.38 → -4.03) Blunder. Rxa3 was best. } (26. Rxa3 Qxd1+ 27. Nf1 Kh7 28. Qb5 Qe1 29. Rd3 Qe2 30. Rd5 Qxb5 31. Rxb5 Nc4) 26... Ra2 27. Qe2 Qd7 28. Rxb6 Rxd2 29. Rxd2 Qxd2 30. Qa6 Nb3 31. Kh2 Nc1 32. Qa1 Nd3 33. Rb3 Nxf2 34. Rb2 Qxe3 35. Qa5 Rd1 36. Qa2? { (-8.35 → Mate in 1) Checkmate is now unavoidable. Qa8+ was best. } (36. Qa8+ Kh7 37. Rxf2 Qxf2 38. Qe4+ g6 39. h4 Qg1+ 40. Kh3 Qh1+ 41. Kg3 Qe1+) 36... Rh1# { Black wins by checkmate. } 0-1