Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Be7 6. d4 d6 7. dxe5 Nxe5 8.
Nxe5 dxe5 9. Qb3 Be6 10. Bxe6 fxe6 11. Qxe6 Qd6 12. Qb3 Qc6 13. O-O O-O-O 14.
Be3 Kb8 15. Nd2 Nf6 16. f3 Bc5 17. Bxc5 Qxc5+ 18. Kh1 Rxd2 19. Rab1 Qc6 20. Qf7
Rd7 21. Qb3 Rhd8 22. a4 Rd3 23. Qf7 Qd7 24. Qb3 Qc6 25. Qf7 R3d7 26. Qb3 Nh5
27. a5 a6 28. Rb2 Qh6 *
Position (FEN): 1k1r4/1ppr2pp/p6q/P3p2n/4P3/1QP2P2/1R4PP/5R1K w - - 2 29
White to move.
Themes: Queenside Attack Middlegame Mate in 1 
Puzzle rating: 668
Best move: Qxb7#