_:n1ca2bec14863474f8edfce7a392b16d7xb0
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://education.systemgroup.net/blog-tag/%D8%A2%D9%85%D9%88%D8%B2%D8%B4-%D8%A2%D9%86%D9%84%D8%A7%DB%8C%D9%86/>