<https://charming-lab.com/archives/tag/%E5%B0%88%E6%AB%83%E9%98%B2%E6%9B%AC#breadcrumblist>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://charming-lab.com/archives/tag/%E5%B0%88%E6%AB%83%E9%98%B2%E6%9B%AC>