<https://the-maintenance.com/Gree-Maintenance/%D8%B4%D8%B1%D9%83%D8%A9-%D8%AC%D8%B1%D9%8A>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://the-maintenance.com/Gree-Maintenance/%D8%B4%D8%B1%D9%83%D8%A9-%D8%AC%D8%B1%D9%8A>