<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/2014/06/17/140617132746_olli_rehn_464x261_getty.jpg>
<http://www.bbc.com/mundo/ultimas_noticias/2014/06/140617_ultnot_ue_prestamo_ucrania_wbm.shtml>