<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef.bbci.co.uk/news/ws/560/amz/worldservice/live/assets/images/2014/03/23/140323180400_sp_luisa_ortega_304x171_ap.jpg>
<http://www.bbc.com/mundo/ultimas_noticias/2014/03/140323_ultnot_venezuela_protestas_fiscal_excesos_en.shtml>