_:nfd09f17ac5ce4f8caa7439f58ff8f700xb2
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://rch.ac.ir/article/Details/9085?%D8%AF%D8%A7%D9%88%D9%88%D8%AF-%D8%AE%D8%B6%D8%B1-%D8%AD%D8%B3%D9%86%DB%8C>