<https://search.google.com/structured-data/testing-tool/article-539042>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.eltiempo.com/bogota/nuevo-paro-nacional-policias-que-acompanan-las-marchas-no-llevan-arma-de-fuego-539042>