Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Bc4 e5 7. Qd5 Qe7 8.
Bb5+ Kd8 9. Nc3 Nf6 10. Qd1 a6 11. Bd3 Bg4 12. f3 Bh5 13. O-O Nd7 14. Nd5 Qh4
15. Be3 Rc8 16. Qd2 Ke8 17. Qb4 g6 18. Qxb7 Rd8 19. Qxa6 Be7 20. Nc7+ Kf8 21.
Bh6+ Kg8 22. Nd5 Nc5 23. Qa7 Bf8 24. Be3 Nxd3 25. cxd3 Kg7 26. Rac1 g5 27. Rc7
Kh6 28. Rfc1 Rg8 29. Rd7 Rxd7 30. Qxd7 Rg7 31. Rc7 *
Position (FEN): 5b2/2RQ1prp/3p3k/3Np1pb/4P2q/3PBP2/PP4PP/6K1 b - - 2 31
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 698
Best move: Qe1#