: 47824457-f26b-46ba-b423-839fe4055ec7http://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 |