Chess puzzle (Checkmate)
Opening: Ruy_Lopez, Ruy_Lopez_Steinitz_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 a6 5. Ba4 b5 6. Bb3 exd4 7. Nxd4 Nxd4 8.
Qxd4 Bb7 9. O-O Nf6 10. e5 dxe5 11. Qxe5+ Be7 12. Re1 Qd6 13. Qe2 Bd5 14. Bg5
O-O 15. Qxe7 Rfe8 16. Qxd6 *
Position (FEN): r3r1k1/2p2ppp/p2Q1n2/1p1b2B1/8/1B6/PPP2PPP/RN2R1K1 b - - 0 16
Black to move.
Themes: Hanging Piece, Kingside Attack Middlegame Mate in 1 
Puzzle rating: 525
Best move: Rxe1#