| Data Catalog Vocabulary (DCAT) | General Formal Ontology | Source |
|---|---|---|
| http://www.w3.org/2002/07/owl#Thing | http://www.w3.org/2002/07/owl#Thing | SAME_URI |
| http://www.onto-med.de/ontologies/gfo.owl#Entity | http://www.w3.org/ns/prov#Entity | LOOM |
| http://www.onto-med.de/ontologies/gfo.owl#Concept | http://www.w3.org/2004/02/skos/core#Concept | LOOM |
| http://www.onto-med.de/ontologies/gfo.owl#Role | http://www.w3.org/ns/dcat#Role | LOOM |
| http://www.onto-med.de/ontologies/gfo.owl#Role | http://www.w3.org/ns/prov#Role | LOOM |