<https://regista.gr/#organization>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://regista.gr/tag/%CE%B3%CE%B9%CF%8E%CF%81%CE%B3%CE%BF%CF%82-%CE%B3%CE%BA%CE%B1%CE%BB%CE%AF%CF%84%CF%83%CE%B9%CE%BF%CF%82/>