<https://www.wtstokyo.com/single-post/the-animals-observatory\u3001bobo-choses-21aw-\u30AA\u30F3\u30E9\u30A4\u30F3\u8CA9\u58F2\u30B9\u30BF\u30FC\u30C8>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.wtstokyo.com/single-post/the-animals-observatory%E3%80%81bobo-choses-21aw-%E3%82%AA%E3%83%B3%E3%83%A9%E3%82%A4%E3%83%B3%E8%B2%A9%E5%A3%B2%E3%82%B9%E3%82%BF%E3%83%BC%E3%83%88>