<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://cdn-images.rtp.pt/icm/noticias/images/39/39628473d3f1973a31be39c5de6aba5f_N.jpg?rect=0,10,395&amp;amp;w=800&amp;amp;q=10&amp;amp;auto=format>
<http://www.rtp.pt/noticias/mundo/reportagem-revela-trabalho-escravo-no-brasil_v294503>