<https://furaipan-osusume.com/%e3%82%ad%e3%83%83%e3%83%81%e3%83%b3%e5%8f%8e%e7%b4%8d%e6%96%b9%e6%b3%95%e3%83%bb%e3%82%b0%e3%83%83%e3%82%ba/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://furaipan-osusume.com/%E3%82%AD%E3%83%83%E3%83%81%E3%83%B3%E5%8F%8E%E7%B4%8D%E6%96%B9%E6%B3%95%E3%83%BB%E3%82%B0%E3%83%83%E3%82%BA/>