Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. Nf3 e6 5. Bg5 Bb4 6. e3 h6 7. Bh4 g5 8. Bg3 d6
9. Bd3 Bxc3+ 10. bxc3 Ne4 11. Qc2 f5 12. d5 exd5 13. Nd4 Qf6 14. Qa4+ Kf7 15.
Nb5 Bc6 16. cxd5 Bxb5 17. Qxb5 Qxc3+ 18. Ke2 Qxa1 19. Bxe4 Qxa2+ 20. Kf3 fxe4+
21. Kg4 Kg6 22. h4 h5+ 23. Kh3 g4+ 24. Kh2 Rh7 25. Qe8+ Rf7 26. Qg8+ Kf6 *
Position (FEN): rn4Q1/p1p2r2/1p1p1k2/3P3p/4p1pP/4P1B1/q4PPK/7R w - - 6 27
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 992
Best move: Qg5#