<http://webisa.webdatacommons.org/concept/course_date_>	<http://webisa.webdatacommons.org/ontology#hasPreModifier>	"course" .
<http://webisa.webdatacommons.org/concept/course_date_>	<http://webisa.webdatacommons.org/ontology#hasHead>	"date" .
<http://webisa.webdatacommons.org/concept/course_date_>	<http://www.w3.org/2000/01/rdf-schema#label>	"course date" .