<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/ws/560/amz/worldservice/live/assets/images/2016/02/17/160217075236_donald_trump_south_carolina_624x351_gettyimages.jpg>
<http://www.bbc.com/mundo/noticias/2016/02/160218_internacional_papa_sobre_cristianismo_de_trump_ap>