: aboutUrlhttp://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 | iisgr:__row_ | : 2018-02-23T15:02http://iisg.amsterdam/ahf-test2/provenance/badd4887/ Create a prefix for http://iisg.amsterdam/ahf-test2/provenance/badd4887/ Hit Enter to save Double click to create a prefix |