<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#nil>
<http://www.bbc.com/mundo/ultimas_noticias/2014/05/140515_ultnot_ecuador_emergencia_galapagos_barco_az.shtml>