end time

http://www.wikidata.org/prop/P582

Used as a Predicate in:

Schema Name	Schema Link
clinical trial	https://www.wikidata.org/wiki/EntitySchema:E189
academic conference	https://www.wikidata.org/wiki/EntitySchema:E85

Used as an Object in:

Schema Name	Schema Link
academic conference	https://www.wikidata.org/wiki/EntitySchema:E85