assertion  retraction  graph  subject       predicate        object        datatype    annotation
1          0           graph  DOID:0050619  oio:id           DOID:0050619  xsd:string  
1          0           graph  DOID:0080799  rdfs:subClassOf  DOID:0050619  _IRI        
1          0           graph  DOID:1357     rdfs:subClassOf  DOID:0050619  _IRI        
1          0           graph  DOID:14546    rdfs:subClassOf  DOID:0050619  _IRI        
1          0           graph  DOID:1355     rdfs:subClassOf  DOID:0050619  _IRI        
1          0           graph  DOID:1363     rdfs:subClassOf  DOID:0050619  _IRI        
1          0           graph  DOID:1362     rdfs:subClassOf  DOID:0050619  _IRI        
1          0           graph  DOID:1360     rdfs:subClassOf  DOID:0050619  _IRI