: cowEndhttps://iisg.amsterdam/vocab/ Create a prefix for https://iisg.amsterdam/vocab/ Hit Enter to save Double click to create a prefix | rdfs:comment | The end date at which the the polygon applies, based on Correlates of War system list. @en-gb | : vocabhttps://iisg.amsterdam/graph/cshapes/ Create a prefix for https://iisg.amsterdam/graph/cshapes/ Hit Enter to save Double click to create a prefix |