: propertyUrlhttp://www.w3.org/ns/csvw# Create a prefix for http://www.w3.org/ns/csvw# Hit Enter to save Double click to create a prefix | : 2020-02-23T13:12https://iisg.amsterdam/hisco_45_full_02/provenance/1ad66630/ Create a prefix for https://iisg.amsterdam/hisco_45_full_02/provenance/1ad66630/ Hit Enter to save Double click to create a prefix |