<https://dversia.net/tag/%d1%87%d0%b5%d1%80%d0%bd%d0%be-%d0%b1%d0%b5%d0%bb%d0%b8/#webpage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://dversia.net/tag/%D1%87%D0%B5%D1%80%D0%BD%D0%BE-%D0%B1%D0%B5%D0%BB%D0%B8/>