Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nf6 3. d3 d6 4. Bg5 Be7 5. Be2 h6 6. Bh4 g5 7. Bg3 Nc6 8. Nc3
b6 9. Qd2 Bb7 10. O-O-O h5 11. h3 h4 12. Bh2 Qd7 13. g3 Nd4 14. gxh4 gxh4 15.
Nxd4 exd4 16. Nd5 Nxd5 17. exd5 Bxd5 18. Kb1 Bxh1 19. Rxh1 Qc6 20. Re1 Qg2 21.
Qf4 O-O-O 22. Bg4+ Kb8 23. Rg1 Qd5 24. Bf3 Qb5 25. Qxf7 Rde8 26. Qf4 Rhf8 27.
Qe4 Bg5 *
Position (FEN): 1k2rr2/p1p5/1p1p4/1q4b1/3pQ2p/3P1B1P/PPP2P1B/1K4R1 w - - 5 28
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 863
Best move: Qb7#