_:nfac269f4289a4c118240573e4c34c21fxb0
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://blog.washo3.com/%E3%82%80%E3%81%99%E3%81%B3%E3%81%A7%E8%B1%9A%E9%A3%9F%E3%81%B9%E3%81%A6%E3%81%8D%E3%81%9F/>