<https://hubhopper.com/episode/kak-a-ispol%CA%B9zuu-iskusstvo-dla-bor%CA%B9by-s-plastikom-v-nasih-okeanah-alehandro-duran-1588348177>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://hubhopper.com/podcast/tedtalks-iskusstvo/256423>