<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/2014/05/10/140510024443_sp_barco_galapagos_512x288_afp.jpg>
<http://www.bbc.com/mundo/ultimas_noticias/2014/05/140515_ultnot_ecuador_emergencia_galapagos_barco_az.shtml>