<https://www.deerfieldparks.org/event/2024-spring-20-day-fitness-stairmaster-challenge/#event>
<http://schema.org/startDate>
"2024-03-01T09:00:00-06:00"^^<http://schema.org/Date>
<https://www.deerfieldparks.org/event/2024-spring-20-day-fitness-stairmaster-challenge/>