assertion  retraction  graph  subject          predicate  object        datatype    annotation
1          0           graph  DOID:5303        oio:id     DOID:5303     xsd:string  
1          0           graph  DOID:7602        oio:id     DOID:7602     xsd:string  
1          0           graph  DOID:960         oio:id     DOID:960      xsd:string  
1          0           graph  DOID:2146        oio:id     DOID:2146     xsd:string  
1          0           graph  DOID:4687        oio:id     DOID:4687     xsd:string  
1          0           graph  DOID:3356        oio:id     DOID:3356     xsd:string  
1          0           graph  DOID:2025        oio:id     DOID:2025     xsd:string  
1          0           graph  DOID:5897        oio:id     DOID:5897     xsd:string  
1          0           graph  DOID:3114        oio:id     DOID:3114     xsd:string  
1          0           graph  DOID:4324        oio:id     DOID:4324     xsd:string  
1          0           graph  DOID:6865        oio:id     DOID:6865     xsd:string  
1          0           graph  DOID:5534        oio:id     DOID:5534     xsd:string  
1          0           graph  DOID:4203        oio:id     DOID:4203     xsd:string  
1          0           graph  DOID:0060085     oio:id     DOID:0060085  xsd:string  
1          0           graph  obo:CHEBI_24433  oio:id     CHEBI:24433   xsd:string  
1          0           graph  obo:CHEBI_37622  oio:id     CHEBI:37622   xsd:string  
1          0           graph  DOID:2377        oio:id     DOID:2377     xsd:string  
1          0           graph  DOID:3587        oio:id     DOID:3587     xsd:string  
1          0           graph  DOID:2135        oio:id     DOID:2135     xsd:string  
1          0           graph  DOID:4676        oio:id     DOID:4676     xsd:string