About: http://webisa.webdatacommons.org/29487900

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Anyway, in the tracker there is a issue opened (MDL-27628) where Troy Williams has published a patch which allows searching child courses in a better way:
http://www.w3.org/ns/prov#wasQuotedFrom	moodle.org