<http://nurse-yukino.com/2019/11/06/%e8%aa%8d%e7%9f%a5%e7%97%87%e6%82%a3%e8%80%85%e3%81%95%e3%82%93%e9%96%a2%e3%82%8f%e3%82%8b%e3%82%a4%e3%83%a9%e3%82%a4%e3%83%a9%e3%81%97%e3%81%aa%e3%81%84/#webpage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://nurse-yukino.com/2019/11/06/%E8%AA%8D%E7%9F%A5%E7%97%87%E6%82%A3%E8%80%85%E3%81%95%E3%82%93%E9%96%A2%E3%82%8F%E3%82%8B%E3%82%A4%E3%83%A9%E3%82%A4%E3%83%A9%E3%81%97%E3%81%AA%E3%81%84/>