Chess puzzle (Checkmate)
Opening: Ruy_Lopez, Ruy_Lopez_Cozio_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. O-O Ng6 5. d3 Bc5 6. Bxc6 bxc6 7. Nbd2 d6 8.
Nb3 Bb6 9. Nfd2 Nf4 10. Nc4 Qg5 11. Nxb6 *
Position (FEN): r1b1k2r/p1p2ppp/1Npp4/4p1q1/4Pn2/1N1P4/PPP2PPP/R1BQ1RK1 b kq - 0 11
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1003
Best move: Qxg2#