Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Bd7 5. Nc3 a6 6. Bd3 Nc6 7. Nxc6 Bxc6 8.
O-O Nf6 9. Bg5 Be7 10. Re1 O-O 11. Qd2 Nxe4 12. Nxe4 Bxe4 13. Bxe7 Qxe7 14.
Rxe4 Qf6 15. Rae1 Qxb2 16. Rh4 Qxa2 17. Bxh7+ Kh8 18. Qd3 Rfe8 19. Bg8+ Kxg8
20. Qh7+ Kf8 *
Position (FEN): r3rk2/1pp2ppQ/p2p4/8/7R/8/q1P2PPP/4R1K1 w - - 2 21
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 575
Best move: Qh8#