<https://javglobe.com/%e6%b2%96%e5%ae%ae%e7%a4%be%e9%95%b7%e7%a7%98%e6%9b%b8/#article>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://javglobe.com/%E6%B2%96%E5%AE%AE%E7%A4%BE%E9%95%B7%E7%A7%98%E6%9B%B8/>