<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/SearchAction>
<http://www.4oof.com/tag/%d8%b4%d8%a7%d9%87%d8%af-%d8%a7%d9%88%d9%86-%d9%84%d8%a7%d9%8a%d9%86-%d9%81%d9%8a%d9%84%d9%85-convergence-2015>