<https://www.biz-senior.metro.tokyo.lg.jp/2022/08/12/hello-world/>
<http://schema.org/dateModified>
"2022-08-12T04:06:22+00:00"^^<http://schema.org/Date>
<https://www.biz-senior.metro.tokyo.lg.jp/2022/08/12/hello-world/>