<https://es.nb-frd.com/news/what-to-put-in-your-survival-kit-according-to-bear-grylls.html>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://es.nb-frd.com/news/what-to-put-in-your-survival-kit-according-to-bear-grylls.html>