Chess puzzle (Checkmate)
Opening: Ponziani_Opening, Ponziani_Opening_Jaenisch_Counterattack
Moves: 1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d3 Bc5 5. h3 d6 6. Be2 Ne7 7. Bg5 Ng6 8. Nbd2
h6 9. Bxf6 Qxf6 10. O-O Nf4 11. b4 Bb6 12. a4 Nxh3+ 13. gxh3 Bxh3 14. a5 Qg6+
15. Kh2 *
Position (FEN): r3k2r/ppp2pp1/1b1p2qp/P3p3/1P2P3/2PP1N1b/3NBP1K/R2Q1R2 b kq - 2 15
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 915
Best move: Qg2#