<https://highballman.com/tag/%e9%9d%92%e6%a3%ae%e3%83%91%e3%83%95%e3%82%a7/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://highballman.com/tag/%E9%9D%92%E6%A3%AE%E3%83%91%E3%83%95%E3%82%A7/>