Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 a6 3. Bc4 Nc6 4. d4 exd4 5. Nxd4 Qf6 6. c3 Bc5 7. Be3 d6 8. Qd2
Bd7 9. Nxc6 Bxe3 10. Qxe3 Bxc6 11. Nd2 Qg6 12. O-O Nf6 13. Rfe1 O-O-O 14. Rad1
Rde8 15. f3 Kb8 16. Qd3 Nh5 17. Re3 Nf4 18. Qf1 d5 19. exd5 Rxe3 20. dxc6 Qxc6
21. Bxf7 g5 22. Ne4 Qb6 23. Kh1 Qxb2 24. Rd2 Qa3 25. Nxg5 Qe7 26. Bc4 Qxg5 27.
Bxa6 bxa6 28. Rb2+ Ka8 *
Position (FEN): k6r/2p4p/p7/6q1/5n2/2P1rP2/PR4PP/5Q1K w - - 2 29
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 635
Best move: Qxa6#