_:n4da25be9cbf94449b69666d50787fbb1xb0
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/ReadAction>
<https://irm.med.upenn.edu/calendar/action~agenda/cat_ids~22,25,23,29/request_format~json/>