assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:0060262 IAO:0000115 A gastrointestinal system disease that is located_in the gallbladder. xsd:string "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007636""},{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007638""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://en.wikipedia.org/wiki/Gallbladder_disease""},{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://ncit.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=NCI_Thesaurus&version=14.10d&code=C34631&ns=NCI_Thesaurus&key=n1027527578&b=1&n=null""}]}"