_:n00f9db5aa45141a98a8b31576992fc51xb0
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://blog.rurineko.com/archives/tag/%E3%82%8B%E3%82%8A%E3%81%AD%E3%81%93%E3%81%A9%E3%81%A3%E3%81%A8%E3%81%93%E3%82%80>