<https://k881.jp/channel/2021%e5%b9%b43%e6%9c%881%e6%97%a5%e9%85%8d%e4%bf%a1%e5%88%86-10/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://k881.jp/channel/2021%E5%B9%B43%E6%9C%881%E6%97%A5%E9%85%8D%E4%BF%A1%E5%88%86-10/>