<https://www.varzesh3.com/news/1837313/1837313>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.varzesh3.com/news/1837313/%D9%87%D8%B4%D8%AF%D8%A7%D8%B1-%D9%86%D9%87%D8%A7%DB%8C%DB%8C-%D9%86%D9%88%DA%A9%D9%85%D9%BE-%D9%85%D9%87%D8%A7%D8%AC%D9%85-%D8%A8%D8%A7%D8%B1%D8%B3%D9%84%D9%88%D9%86%D8%A7-%D9%87%D9%88-%D8%B4%D8%AF>