assertion  retraction  graph  subject          predicate  object       datatype    annotation
1          0           graph  DOID:6552        oio:id     DOID:6552    xsd:string  
1          0           graph  DOID:7762        oio:id     DOID:7762    xsd:string  
1          0           graph  DOID:5100        oio:id     DOID:5100    xsd:string  
1          0           graph  DOID:7520        oio:id     DOID:7520    xsd:string  
1          0           graph  DOID:2075        oio:id     DOID:2075    xsd:string  
1          0           graph  DOID:5342        oio:id     DOID:5342    xsd:string  
1          0           graph  DOID:4011        oio:id     DOID:4011    xsd:string  
1          0           graph  obo:CHEBI_25693  oio:id     CHEBI:25693  xsd:string  
1          0           graph  DOID:2064        oio:id     DOID:2064    xsd:string  
1          0           graph  DOID:3274        oio:id     DOID:3274    xsd:string  
1          0           graph  DOID:5694        oio:id     DOID:5694    xsd:string  
1          0           graph  DOID:4242        oio:id     DOID:4242    xsd:string  
1          0           graph  DOID:5331        oio:id     DOID:5331    xsd:string  
1          0           graph  DOID:4000        oio:id     DOID:4000    xsd:string  
1          0           graph  obo:CHEBI_35362  oio:id     CHEBI:35362  xsd:string  
1          0           graph  DOID:2174        oio:id     DOID:2174    xsd:string  
1          0           graph  DOID:4594        oio:id     DOID:4594    xsd:string  
1          0           graph  DOID:4473        oio:id     DOID:4473    xsd:string  
1          0           graph  DOID:4352        oio:id     DOID:4352    xsd:string  
1          0           graph  DOID:4231        oio:id     DOID:4231    xsd:string