Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. Nf3 Nc6 5. e3 cxd4 6. Nxd4 Bb4 7. Be2 Ne4 8.
Qc2 d5 9. Nxc6 Bxc3+ 10. bxc3 bxc6 11. O-O Qa5 12. cxd5 cxd5 13. Bd3 Ba6 14.
Bxa6 Qxa6 15. a4 Rc8 16. Ba3 Rxc3 17. Qb2 Qc8 18. Qb5+ Qc6 19. Qb8+ Qc8 20.
Qxa7 Rc7 21. Rfc1 Rxc1+ 22. Rxc1 Qd7 23. Rc8+ Qxc8 *
Position (FEN): 2q1k2r/Q4ppp/4p3/3p4/P3n3/B3P3/5PPP/6K1 w k - 0 24
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 939
Best move: Qe7#