<http://kokubunkayo.com/#organization>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://kokubunkayo.com/2017/06/25/%EF%BC%98%E6%9C%88%EF%BC%99%E6%9C%88%E3%83%AC%E3%83%83%E3%82%B9%E3%83%B3%E4%BA%88%E5%AE%9A/>