<https://seria.fun/%e3%82%a2%e3%83%ab%e3%83%9f%e3%83%88%e3%83%ac%e3%83%bc/#breadcrumblist>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://seria.fun/%E3%82%A2%E3%83%AB%E3%83%9F%E3%83%88%E3%83%AC%E3%83%BC/>