Chess puzzle (Checkmate)
Opening: Slav_Indian, Slav_Indian_Other_variations
Moves: 1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. Bf4 e6 5. Nf3 Bd6 6. Bxd6 Qxd6 7. Qb3 Qc7 8. e3
O-O 9. Bd3 Nbd7 10. O-O dxc4 11. Bxc4 Nd5 12. e4 Nxc3 13. bxc3 Nf6 14. e5 Nd5
15. Qc2 b5 16. Ng5 h6 *
Position (FEN): r1b2rk1/p1q2pp1/2p1p2p/1p1nP1N1/2BP4/2P5/P1Q2PPP/R4RK1 w - - 0 17
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 906
Best move: Qh7#