[Event "Classical Shield Arena"] [Site "https://lichess.org/OjIFeWwK"] [Date "2020.12.11"] [White "MarissaC"] [Black "AndreasKiehn"] [Result "0-1"] [UTCDate "2020.12.11"] [UTCTime "21:03:25"] [WhiteElo "1040"] [BlackElo "1258"] [WhiteRatingDiff "-67"] [BlackRatingDiff "+123"] [Variant "Standard"] [TimeControl "1200+10"] [ECO "B50"] [Opening "Sicilian Defense: Modern Variations"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 d6 { B50 Sicilian Defense: Modern Variations } 3. Nc3 Nf6 4. Bb5+ Bd7 5. Bc4 e6 6. d3 a6 7. Bg5 Be7 8. O-O b5 9. Bb3 O-O 10. Qd2 b4 11. Na4 Qa5?? { (-0.86 → 0.79) Blunder. h6 was best. } (11... h6 12. Be3) 12. Nb6?? { (0.79 → -5.20) Blunder. a3 was best. } (12. a3 Bxa4 13. axb4 Qxb4 14. Bxa4 h6 15. Bh4 Qb7 16. e5 Nd5 17. Bg3 Qc7 18. Rfe1 Nd7) 12... Qxb6 13. Rfe1 Nc6 14. Rad1 Na5 15. Bc4 Nxc4 16. Qe2?! { (-6.00 → -11.09) Inaccuracy. dxc4 was best. } (16. dxc4 Bc6) 16... Nxb2 17. Rb1 Na4 18. Kf1 Nc3 19. Qd1 Nxd1 20. Rbxd1 Rfe8 21. Re3 Ng4 22. h3 Nxe3+ 23. Ke2 Bxg5 24. Nxg5 Nxg2 25. Rg1 h6 26. Rxg2 hxg5 27. Rxg5 f6 28. Rh5 Kf7 29. Rh4 Rh8 30. Rxh8?! { (-33.91 → Mate in 23) Checkmate is now unavoidable. Rg4 was best. } (30. Rg4 Qa5) 30... Rxh8 31. Kd1?! { (-41.27 → Mate in 6) Checkmate is now unavoidable. h4 was best. } (31. h4 Qa5) 31... d5?! { (Mate in 6 → -40.27) Lost forced checkmate sequence. Rxh3 was best. } (31... Rxh3 32. Ke2 c4 33. dxc4 Qd4 34. e5 Bc6 35. exf6 Bf3+ 36. Kf1 Rh1#) 32. exd5?! { (-40.27 → Mate in 6) Checkmate is now unavoidable. e5 was best. } (32. e5 fxe5) 32... exd5 33. c4 Rxh3 34. cxd5 Rxd3+ 35. Ke2 c4 36. Kf1 Bh3+ 37. Ke2 Qd4 38. Ke1 Qe4# { Black wins by checkmate. } 0-1