assertion  retraction  graph  subject          predicate  object        datatype    annotation
1          0           graph  DOID:3637        oio:id     DOID:3637     xsd:string  
1          0           graph  DOID:4847        oio:id     DOID:4847     xsd:string  
1          0           graph  DOID:3516        oio:id     DOID:3516     xsd:string  
1          0           graph  DOID:5936        oio:id     DOID:5936     xsd:string  
1          0           graph  DOID:5815        oio:id     DOID:5815     xsd:string  
1          0           graph  DOID:0050686     oio:id     DOID:0050686  xsd:string  
1          0           graph  DOID:2658        oio:id     DOID:2658     xsd:string  
1          0           graph  DOID:3868        oio:id     DOID:3868     xsd:string  
1          0           graph  DOID:2537        oio:id     DOID:2537     xsd:string  
1          0           graph  DOID:3747        oio:id     DOID:3747     xsd:string  
1          0           graph  DOID:4957        oio:id     DOID:4957     xsd:string  
1          0           graph  DOID:0080199     oio:id     DOID:0080199  xsd:string  
1          0           graph  DOID:4715        oio:id     DOID:4715     xsd:string  
1          0           graph  DOID:0060597     oio:id     DOID:0060597  xsd:string  
1          0           graph  obo:CHEBI_24835  oio:id     CHEBI:24835   xsd:string  
1          0           graph  DOID:1679        oio:id     DOID:1679     xsd:string  
1          0           graph  DOID:2889        oio:id     DOID:2889     xsd:string  
1          0           graph  DOID:1558        oio:id     DOID:1558     xsd:string  
1          0           graph  DOID:3978        oio:id     DOID:3978     xsd:string  
1          0           graph  DOID:2647        oio:id     DOID:2647     xsd:string