<https://news.minoh.net/chiisanaomiseouen/%e3%82%84%e3%81%be%e3%82%84%e7%89%a7%e8%90%bd%e5%ba%97/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://news.minoh.net/chiisanaomiseouen/%E3%82%84%E3%81%BE%E3%82%84%E7%89%A7%E8%90%BD%E5%BA%97/>