assertion  retraction  graph  subject          predicate  object        datatype    annotation
1          0           graph  DOID:8081        oio:id     DOID:8081     xsd:string  
1          0           graph  DOID:6090        oio:id     DOID:6090     xsd:string  
1          0           graph  DOID:0050619     oio:id     DOID:0050619  xsd:string  
1          0           graph  DOID:0050608     oio:id     DOID:0050608  xsd:string  
1          0           graph  DOID:0060519     oio:id     DOID:0060519  xsd:string  
1          0           graph  DOID:0060508     oio:id     DOID:0060508  xsd:string  
1          0           graph  DOID:0050828     oio:id     DOID:0050828  xsd:string  
1          0           graph  DOID:0050938     oio:id     DOID:0050938  xsd:string  
1          0           graph  DOID:0050927     oio:id     DOID:0050927  xsd:string  
1          0           graph  DOID:0050806     oio:id     DOID:0050806  xsd:string  
1          0           graph  DOID:0050916     oio:id     DOID:0050916  xsd:string  
1          0           graph  DOID:0081408     oio:id     DOID:0081408  xsd:string  
1          0           graph  DOID:0050905     oio:id     DOID:0050905  xsd:string  
1          0           graph  DOID:1909        oio:id     DOID:1909     xsd:string  
1          0           graph  DOID:0080649     oio:id     DOID:0080649  xsd:string  
1          0           graph  obo:CHEBI_64708  oio:id     CHEBI:64708   xsd:string  
1          0           graph  DOID:0080615     oio:id     DOID:0080615  xsd:string  
1          0           graph  DOID:0080846     oio:id     DOID:0080846  xsd:string  
1          0           graph  DOID:0080956     oio:id     DOID:0080956  xsd:string  
1          0           graph  obo:CHEBI_51959  oio:id     CHEBI:51959   xsd:string