assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:7880 IAO:0000115 An ovarian benign neoplasm characterized by solid proliferations of luteinized cells, resulting in a tumor-like ovarian enlargement that regresses during the puerperium. xsd:string "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007645""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5641443/""}]}"