Chess puzzle (Checkmate)
Opening: Slav_Defense, Slav_Defense_Quiet_Variation
Moves: 1. d4 d5 2. c4 Nf6 3. e3 Bg4 4. Nf3 c6 5. Nc3 e6 6. cxd5 exd5 7. Be2 Bb4 8. Bd2
O-O 9. a3 Ba5 10. O-O Bc7 11. h3 Bxf3 12. Bxf3 Nbd7 13. Rc1 Nb6 14. Qc2 Nc4 15.
Be2 Qd6 16. Bxc4 *
Position (FEN): r4rk1/ppb2ppp/2pq1n2/3p4/2BP4/P1N1P2P/1PQB1PP1/2R2RK1 b - - 0 16
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 948
Best move: Qh2#