: 4a52c984-4381-4eb9-98ea-616853f5cdeahttp://gch.utwente.nl/data/course/ Create a prefix for http://gch.utwente.nl/data/course/ Hit Enter to save Double click to create a prefix | gch:OSIRISNumber | : mgeo_programme_and_courceshttps://data.pldn.nl/GeoCourseHub/GCH/graphs/ Create a prefix for https://data.pldn.nl/GeoCourseHub/GCH/graphs/ Hit Enter to save Double click to create a prefix |