<https://jewish-heritage-europe.eu/calendar/>
<http://schema.org/dateModified>
"2018-02-22T20:57:17+00:00"^^<http://schema.org/Date>
<https://jewish-heritage-europe.eu/calendar/action~agenda/tag_ids~41,43,108,60,387,370,400,127,399,426/request_format~json/>