_:n83e4a10b90774f448251a576a9eaf862xb2
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://keio-ortho-resident.jp/2019/08/10/%E3%82%B6%E3%82%AC%E3%83%BC%E3%83%AD%E4%BD%93%E9%A8%93%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A6/>