Chess puzzle (Checkmate)
Opening: Slav_Defense, Slav_Defense_Diemer_Gambit
Moves: 1. d4 d5 2. c4 c6 3. e4 dxe4 4. Nc3 Bf5 5. f3 exf3 6. Qxf3 Bg6 7. Be3 e6 8. Be2
Nf6 9. Nh3 Nbd7 10. O-O Bd6 11. Nf4 Qc7 12. Nxg6 Bxh2+ 13. Kh1 hxg6 14. g4 Bg1+
15. Kxg1 *
Position (FEN): r3k2r/ppqn1pp1/2p1pnp1/8/2PP2P1/2N1BQ2/PP2B3/R4RK1 b kq - 0 15
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 720
Best move: Qh2#