: 6fb4b2c7-69ec-4976-8489-6ad2d35d9e63http://example.com/gemeente/areaaldata/ Create a prefix for http://example.com/gemeente/areaaldata/ Hit Enter to save Double click to create a prefix | : fe4e8ac7-4e55-4641-a288-330526cc8be9https://data.crow.nl/imbor/def/ Create a prefix for https://data.crow.nl/imbor/def/ Hit Enter to save Double click to create a prefix |