assertion  retraction  graph  subject       predicate        object    datatype    annotation
1          0           graph  DOID:0080616  rdfs:subClassOf  DOID:557  _IRI        
1          0           graph  DOID:9808     rdfs:subClassOf  DOID:557  _IRI        
1          0           graph  DOID:557      oio:id           DOID:557  xsd:string  
1          0           graph  DOID:10952    rdfs:subClassOf  DOID:557  _IRI        
1          0           graph  DOID:3116     rdfs:subClassOf  DOID:557  _IRI        
1          0           graph  DOID:12554    rdfs:subClassOf  DOID:557  _IRI        
1          0           graph  DOID:11266    rdfs:subClassOf  DOID:557  _IRI        
1          0           graph  DOID:12132    rdfs:subClassOf  DOID:557  _IRI        
1          0           graph  DOID:263      rdfs:subClassOf  DOID:557  _IRI        
1          0           graph  DOID:1074     rdfs:subClassOf  DOID:557  _IRI        
1          0           graph  DOID:9234     rdfs:subClassOf  DOID:557  _IRI