Chess puzzle (Checkmate)
Opening: Slav_Defense, Slav_Defense_Exchange_Variation
Moves: 1. c4 c6 2. d4 d5 3. cxd5 cxd5 4. Nc3 Bf5 5. e3 e6 6. Bd3 Bxd3 7. Qxd3 Nc6 8.
a3 Nf6 9. f3 Be7 10. e4 O-O 11. e5 Nd7 12. Nh3 Qb6 13. Be3 Qxb2 14. O-O Qb6 15.
Ng5 Qd8 *
Position (FEN): r2q1rk1/pp1nbppp/2n1p3/3pP1N1/3P4/P1NQBP2/6PP/R4RK1 w - - 4 16
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 558
Best move: Qxh7#