<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://cdn-images.rtp.pt/icm/noticias/images/2a/2a7a64455378f9fb3ac9e9f994a61587_N.jpg?rect=0,10,395&amp;amp;w=800&amp;amp;q=10&amp;amp;auto=format>
<http://www.rtp.pt/noticias/pais/jovens-envolvidos-em-tragedia-no-meco-eram-estudantes-universitarios_v703290>