Chess puzzle (Checkmate)
Opening: Pirc_Defense, Pirc_Defense_Austrian_Attack
Moves: 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Be3 O-O 6. Qd2 c5 7. Nf3 cxd4 8. Nxd4
Nc6 9. Nxc6 bxc6 10. O-O-O Rb8 11. Bc4 Nxe4 12. Qd3 Nxc3 13. bxc3 c5 14. Kd2
Bf5 15. Qe2 Bxc3+ 16. Kxc3 *
Position (FEN): 1r1q1rk1/p3pp1p/3p2p1/2p2b2/2B2P2/2K1B3/P1P1Q1PP/3R3R b - - 0 16
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 780
Best move: Qa5#