<https://sushidokoro-yamayuki.com/author/yamayuki_host/#author>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://sushidokoro-yamayuki.com/2019/12/24/1%E6%9C%88%E3%81%AE%E3%81%8A%E4%BC%91%E3%81%BF/>