assertion retraction graph subject predicate object datatype annotation 1 0 graph oio:hasExactSynonym IAO:0000115 Exact synonym. xsd:string "{""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://www.geneontology.org/formats/oboInOwl#hasExactSynonym""}]}" 1 0 graph oio:hasExactSynonym rdfs:label has_exact_synonym xsd:string 1 0 graph oio:hasExactSynonym rdfs:label has exact synonym xsd:string 1 0 graph oio:hasExactSynonym rdf:type owl:AnnotationProperty _IRI