<http://asahikawa-danbou.com/archives/tag/%e5%a4%a9%e5%a1%a9%e9%83%a1%e5%b9%8c%e5%bb%b6%e7%94%ba%e3%80%81%e7%8e%84%e9%96%a2%e3%82%bf%e3%82%a4%e3%83%ab%e5%bc%b5%e3%82%8a%e6%9b%bf%e3%81%88>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://asahikawa-danbou.com/archives/tag/%E5%A4%A9%E5%A1%A9%E9%83%A1%E5%B9%8C%E5%BB%B6%E7%94%BA%E3%80%81%E7%8E%84%E9%96%A2%E3%82%BF%E3%82%A4%E3%83%AB%E5%BC%B5%E3%82%8A%E6%9B%BF%E3%81%88>