<https://www.camdencounty.com/wp-content/uploads/2018/09/STEWARDS-OF-OPEN-SPACE-2018-CLEAN-UP-OCTOBER.pdf#webpage>
<http://schema.org/dateModified>
"2018-09-28T16:28:21+00:00"^^<http://schema.org/Date>
<https://www.camdencounty.com/event/stewards-of-open-space-clean-up/stewards-of-open-space-2018-clean-up-october-2/>