Chess puzzle (Checkmate)
Opening: Ruy_Lopez, Ruy_Lopez_Bird_Variation
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. c3 c5 6. cxd4 cxd4 7. b3 Bc5 8.
Qg4 Kf8 9. d3 Qa5+ 10. Bd2 Qxb5 11. Qg5 Qc6 *
Position (FEN): r1b2knr/pp1p1ppp/2q5/2b3Q1/3pP3/1P1P4/P2B1PPP/RN2K2R w KQ - 2 12
White to move.
Themes:  Opening Mate in 1 
Puzzle rating: 1170
Best move: Qd8#