Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. d3 Nf6 3. Nf3 Nc6 4. Be2 Bc5 5. O-O O-O 6. h3 Nh5 7. Nxe5 Ng3 8.
Kh2 Nxf1+ 9. Qxf1 Nxe5 10. Nc3 d5 11. exd5 Qd6 12. g3 Re8 13. Bf4 Bf5 14. Rd1
Qb6 15. Na4 Qa5 16. b3 Ng6 17. Bd2 Bb4 18. Bxb4 Qxb4 19. Bf3 b5 20. Nb2 Qc3 21.
Rb1 Qxc2 22. d6 Bxd3 23. Nxd3 cxd6 24. Bxa8 Rxa8 25. Nb4 Qd2 26. g4 Qxb4 27.
Qg2 Qf4+ 28. Kg1 Nh4 *
Position (FEN): r5k1/p4ppp/3p4/1p6/5qPn/1P5P/P4PQ1/1R4K1 w - - 4 29
White to move.
Themes: Hanging Piece Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 598
Best move: Qxa8#