Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 d6 3. Bc4 h6 4. h3 Nf6 5. d3 Be7 6. c3 O-O 7. a3 a6 8. Be3 Nc6
9. Nbd2 Be6 10. Bxe6 fxe6 11. O-O d5 12. Bxh6 gxh6 13. Nh2 Kh7 14. Ng4 Nxg4 15.
Qxg4 Rg8 16. Qxe6 Qf8 17. Qxd5 Bg5 18. Nf3 Bf4 19. d4 Qg7 20. g3 Bxg3 21. fxg3
Qxg3+ 22. Kh1 Qxh3+ 23. Nh2 *
Position (FEN): r5r1/1pp4k/p1n4p/3Qp3/3PP3/P1P4q/1P5N/R4R1K b - - 1 23
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1175
Best move: Qg2#