_:nedebe417e56d49b38727d20539d2c89exb0
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://hopeforchildren.hatenablog.com/entry/2021/09/08/%E7%B5%90%E5%A9%9A%E6%99%82%E4%BB%A3%E3%81%AE%E3%81%93%E3%81%A8%E3%80%82>