: 4db2734b-2295-4030-a349-9b5b2804c20http://example.com/gemeente/areaaldata/ Create a prefix for http://example.com/gemeente/areaaldata/ Hit Enter to save Double click to create a prefix | : hasBoundaryhttps://w3id.org/nen2660/def# Create a prefix for https://w3id.org/nen2660/def# Hit Enter to save Double click to create a prefix |