: OEO_00000001http://openenergy-platform.org/ontology/oeo/ Create a prefix for http://openenergy-platform.org/ontology/oeo/ Hit Enter to save Double click to create a prefix | : BFO_0000023http://purl.obolibrary.org/obo/ Create a prefix for http://purl.obolibrary.org/obo/ Hit Enter to save Double click to create a prefix | graph:default |