<https://ylang-ylang.org/works/%e5%8e%a8%e3%80%80%e4%b8%80%e9%87%8c/#breadcrumblist>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://ylang-ylang.org/works/%E5%8E%A8%E3%80%80%E4%B8%80%E9%87%8C/>