_:nd571a53db4594ea9aebaab30b2efb020xb3
<http://schema.org/valueRequired>
"true"^^<http://www.w3.org/2001/XMLSchema#boolean>
<https://25language.com/tag/%D8%A7%D9%84%D9%81%D8%B5%D9%88%D9%84-%D8%A8%D8%A7%D9%84%D8%B3%D9%88%D9%8A%D8%AF%D9%8A%D8%A9>