<https://www.k-kissme.net/archives/tag/%e3%82%b3%e3%83%9f%e3%82%b1104%ef%bc%882024%e5%a4%8f%ef%bc%89>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.k-kissme.net/archives/tag/%E3%82%B3%E3%83%9F%E3%82%B1104%EF%BC%882024%E5%A4%8F%EF%BC%89>