Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Nc3 Bxb5 5. Nxb5 Nf6 6. d3 Nc6 7. O-O e6 8.
Bg5 Be7 9. Qd2 h6 10. Bh4 g5 11. Nxg5 hxg5 12. Bxg5 a6 13. Nc3 Kd7 14. Rfe1 Ng4
15. Bxe7 Qxe7 16. h3 Nge5 17. f4 Nf3+ 18. gxf3 Rag8+ 19. Kf2 Rxh3 20. Rg1 Qh4+
21. Ke3 Rxf3+ 22. Kxf3 Nd4+ 23. Ke3 Rg3+ 24. Rxg3 *
Position (FEN): 8/1p1k1p2/p2pp3/2p5/3nPP1q/2NPK1R1/PPPQ4/R7 b - - 0 24
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 667
Best move: Qxg3#