<https://notiboom.com/este-es-el-truco-para-no-aparecer-en-linea-en-whatsapp/#breadcrumb>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://notiboom.com/este-es-el-truco-para-no-aparecer-en-linea-en-whatsapp/>