assertion  retraction  graph  subject          predicate  object        datatype    annotation
1          0           graph  DOID:6210        oio:id     DOID:6210     xsd:string  
1          0           graph  DOID:8630        oio:id     DOID:8630     xsd:string  
1          0           graph  DOID:0040070     oio:id     DOID:0040070  xsd:string  
1          0           graph  DOID:2096        oio:id     DOID:2096     xsd:string  
1          0           graph  DOID:3185        oio:id     DOID:3185     xsd:string  
1          0           graph  DOID:6562        oio:id     DOID:6562     xsd:string  
1          0           graph  DOID:7651        oio:id     DOID:7651     xsd:string  
1          0           graph  DOID:4384        oio:id     DOID:4384     xsd:string  
1          0           graph  DOID:8850        oio:id     DOID:8850     xsd:string  
1          0           graph  DOID:3284        oio:id     DOID:3284     xsd:string  
1          0           graph  DOID:3042        oio:id     DOID:3042     xsd:string  
1          0           graph  DOID:5583        oio:id     DOID:5583     xsd:string  
1          0           graph  DOID:5341        oio:id     DOID:5341     xsd:string  
1          0           graph  DOID:7750        oio:id     DOID:7750     xsd:string  
1          0           graph  DOID:4483        oio:id     DOID:4483     xsd:string  
1          0           graph  DOID:5693        oio:id     DOID:5693     xsd:string  
1          0           graph  DOID:4362        oio:id     DOID:4362     xsd:string  
1          0           graph  obo:CHEBI_24471  oio:id     CHEBI:24471   xsd:string  
1          0           graph  DOID:2173        oio:id     DOID:2173     xsd:string  
1          0           graph  DOID:4593        oio:id     DOID:4593     xsd:string