Chess puzzle (Checkmate)
Opening: Semi-Slav_Defense, Semi-Slav_Defense_Stonewall_Defense
Moves: 1. d4 d5 2. c4 e6 3. e3 c6 4. Nf3 Nf6 5. Nc3 Ne4 6. Bd3 f5 7. O-O Bd6 8. Qc2
Nd7 9. b3 O-O 10. Bb2 Qf6 11. Rac1 g5 12. Nd2 g4 13. f3 Bxh2+ 14. Kxh2 g3+ 15.
Kg1 Qh4 16. fxe4 *
Position (FEN): r1b2rk1/pp1n3p/2p1p3/3p1p2/2PPP2q/1PNBP1p1/PBQN2P1/2R2RK1 b - - 0 16
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 866
Best move: Qh2#