Chess puzzle (Checkmate)
Opening: Ruy_Lopez, Ruy_Lopez_Closed
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Be7 6. O-O O-O 7. Bxc6 dxc6 8.
Nxe5 Re8 9. c3 Bd6 10. Nc4 Be7 11. Re1 Be6 12. Ne3 Qd7 13. Qc2 Rad8 14. d4 c5
15. d5 Bg4 16. Nd2 Bd6 17. Ndc4 Bh5 18. Nf5 Qxf5 19. exf5 *
Position (FEN): 3rr1k1/1pp2ppp/p2b1n2/2pP1P1b/2N5/2P5/PPQ2PPP/R1B1R1K1 b - - 0 19
Black to move.
Themes: Hanging Piece, Kingside Attack Middlegame Mate in 1 
Puzzle rating: 830
Best move: Rxe1#