<https://vardagsbetraktelser.se/blogg/varfor-rader-det-en-standig-konkurrens-i-ett-ekosystem/#Breadcrumb>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://vardagsbetraktelser.se/blogg/varfor-rader-det-en-standig-konkurrens-i-ett-ekosystem/>