<https://www.asahi-souken.com/products/%e3%82%ac%e3%83%a9%e3%82%b9%e6%89%8b%e6%91%ba/attachment/s_29_004#breadcrumblist>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.asahi-souken.com/products/%E3%82%AC%E3%83%A9%E3%82%B9%E6%89%8B%E6%91%BA/attachment/s_29_004>