| | Owl/RDF/RDFS Syntax | CmapTools COE labels |
| Axioms | rdfs: subClassOf | Class A “are” class B |
| | The object “is a” member of the Class A |
| owl: equivalentClass | Class A “same as” class B |
| owl: disjointWith | Class A “cannot be” class B |
| Descriptions | owl: oneOf | Class A “is defined as one of” individual B |
| owl: intersectionOf | Class A “is defined as all of” classes B, C, etc. |
| owl: unionOf | Class A “is defined as any of” classes B, C, etc. |
| owl: complementOf | Class A “exact opposite of” class B |
| Cardinalities | owl: minCardinality | Class A “at least ” individual B |
| owl: maxCardinality | Class A “at most ” individual B |
| owl: cardinality | Class A “exactly ” individual B |