<https://es.cointelegraph.com/news/april-greater-fools-apes-pile-into-joke-hat-voucher-unisock-clone>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://es.cointelegraph.com/news/april-greater-fools-apes-pile-into-joke-hat-voucher-unisock-clone>