<https://igogeurtjens.com/en/impact-of-digital/#/schema/person/b5c19fcbb3527c6e5e55d1831b8fa0ff>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://igogeurtjens.com/en/media_en/articles/strategic-use-of-hashtags/>