iisgr:siem_long.csv/column/longitude | csvw:propertyUrl | : longitudehttps://iisg.amsterdam/siem/dimension/ Create a prefix for https://iisg.amsterdam/siem/dimension/ Hit Enter to save Double click to create a prefix | : 2018-11-08T14:54https://iisg.amsterdam/siem_long/provenance/fad80c60/ Create a prefix for https://iisg.amsterdam/siem_long/provenance/fad80c60/ Hit Enter to save Double click to create a prefix |