<https://google.com/article>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://parstabligh.org/%D9%86%D8%B8%D8%A7%D9%81%D8%AA-%D8%AE%D8%AF%D9%85%D8%A7%D8%AA-%DA%AF%D8%B1%D9%85%D8%AF%D8%B1%D9%87/>