assertion  retraction  graph  subject    predicate            object                 datatype    annotation
1          0           graph  DOID:8331  rdfs:label           perineural angioma     xsd:string  
1          0           graph  DOID:8331  oio:inSubset         obo:doid#NCIthesaurus  _IRI        
1          0           graph  DOID:8331  oio:id               DOID:8331              xsd:string  
1          0           graph  DOID:8331  oio:hasOBONamespace  disease_ontology       xsd:string  
1          0           graph  DOID:8331  oio:hasDbXref        UMLS_CUI:C1335382      xsd:string  
1          0           graph  DOID:8331  oio:hasDbXref        NCI:C6526              xsd:string  
1          0           graph  DOID:8331  rdfs:subClassOf      DOID:255               _IRI        
1          0           graph  DOID:8331  rdfs:subClassOf      DOID:0060090           _IRI        
1          0           graph  DOID:8331  rdf:type             owl:Class              _IRI