<https://www.jaaw-hs.net/step/message/obog/obognotoairport/201107072658.html#webpage>
<http://schema.org/datePublished>
"2011-07-07T08:42:26+09:00"^^<http://schema.org/Date>
<https://www.jaaw-hs.net/step/message/obog/obognotoairport/201107072658.html>