Chess puzzle (Checkmate)
Opening: Philidor_Defense, Philidor_Defense_Other_variations
Moves: 1. e4 e5 2. Nf3 d6 3. d4 Qe7 4. dxe5 dxe5 5. Nc3 c6 6. Be2 h6 7. Be3 Nf6 8. h3
a5 9. a4 Na6 10. Bxa6 bxa6 11. Bb6 Qb4 *
Position (FEN): r1b1kb1r/5pp1/pBp2n1p/p3p3/Pq2P3/2N2N1P/1PP2PP1/R2QK2R w KQkq - 2 12
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 442
Best move: Qd8#