assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:0050829 rdfs:label pericardium disease xsd:string 1 0 graph DOID:0050829 oio:id DOID:0050829 xsd:string 1 0 graph DOID:0050829 oio:hasOBONamespace disease_ontology xsd:string 1 0 graph DOID:0050829 oio:creation_date 2014-02-18T12:20:15Z xsd:string 1 0 graph DOID:0050829 oio:created_by lschriml xsd:string 1 0 graph DOID:0050829 rdfs:subClassOf DOID:1287 _IRI 1 0 graph DOID:0050829 rdf:type owl:Class _IRI 1 0 graph DOID:0050829 IAO:0000115 A cardiovascular system disease that is located_in the fibrous sac surrounding the heart. xsd:string "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007638""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://en.wikipedia.org/wiki/Pericardium""}]}"