<https://www.nagaoka-kenkou.jp/events/event/%e3%81%82%e3%81%aa%e3%81%9f%e3%81%ae%e3%82%a6%e3%83%b3%e3%83%81%e3%80%81%e5%a4%a7%e4%b8%88%e5%a4%ab%ef%bc%9f#webpage>
<http://schema.org/datePublished>
"2019-11-20T04:24:12+09:00"^^<http://schema.org/Date>
<https://www.nagaoka-kenkou.jp/events/event/%E3%81%82%E3%81%AA%E3%81%9F%E3%81%AE%E3%82%A6%E3%83%B3%E3%83%81%E3%80%81%E5%A4%A7%E4%B8%88%E5%A4%AB%EF%BC%9F>