_:n4d55362304ca4f088078eb79b6cd25fexb1
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://programmer-beginner-blog.com/tag/%E3%83%97%E3%83%AD%E3%82%B8%E3%82%A7%E3%82%AF%E3%83%88%E3%83%9E%E3%83%8D%E3%83%BC%E3%82%B8%E3%83%A3%E3%83%BC/>