<https://aratec-sos.com/post_b/%e6%9c%ac%e5%ae%ae%e5%b8%82%e3%81%aes%e6%a7%98/#authorImage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://aratec-sos.com/post_b/%E6%9C%AC%E5%AE%AE%E5%B8%82%E3%81%AEs%E6%A7%98/>