Chess puzzle (Checkmate)
Opening: Philidor_Defense, Philidor_Defense_Exchange_Variation
Moves: 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Bd7 5. Bd3 Nc6 6. Be3 Nxd4 7. Bxd4 Nf6 8.
O-O Be7 9. e5 dxe5 10. Bxe5 O-O 11. Qf3 Bc6 12. Qe2 Qd5 13. Nc3 *
Position (FEN): r4rk1/ppp1bppp/2b2n2/3qB3/8/2NB4/PPP1QPPP/R4RK1 b - - 6 13
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1102
Best move: Qxg2#