Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 d6 5. b3 Qf6 6. Nc3 Nh6 7. Bb2 Ng4 8.
Qe2 Nd4 9. Qd2 Be7 10. Nd5 Nf3+ 11. gxf3 Qxb2 12. Nxc7+ Kd7 13. Rd1 Kxc7 14.
fxg4 Bxg4 15. Be2 Bxe2 16. Nxe2 Rae8 17. e5 Qxe5 18. O-O h5 19. Rfe1 Qf6 20.
Nd4 h4 21. h3 Rh6 22. Qa5+ Kb8 23. Nb5 Rg6+ 24. Kf1 a6 25. Qc7+ Ka8 26. Rd4 Rg5
27. Nxd6 Qxd4 *
Position (FEN): k3r3/1pQ1bpp1/p2N4/6r1/3q3p/1P5P/P1P2P2/4RK2 w - - 0 28
White to move.
Themes: Queenside Attack Middlegame Mate in 1 
Puzzle rating: 1069
Best move: Qxb7#