assertion  retraction  graph  subject          predicate  object        datatype    annotation
1          0           graph  DOID:6812        oio:id     DOID:6812     xsd:string  
1          0           graph  DOID:0060032     oio:id     DOID:0060032  xsd:string  
1          0           graph  DOID:2687        oio:id     DOID:2687     xsd:string  
1          0           graph  DOID:1114        oio:id     DOID:1114     xsd:string  
1          0           graph  DOID:5712        oio:id     DOID:5712     xsd:string  
1          0           graph  obo:CHEBI_35875  oio:id     CHEBI:35875   xsd:string  
1          0           graph  DOID:1575        oio:id     DOID:1575     xsd:string  
1          0           graph  DOID:2664        oio:id     DOID:2664     xsd:string  
1          0           graph  obo:CHEBI_33674  oio:id     CHEBI:33674   xsd:string  
1          0           graph  obo:HP_0000079   oio:id     HP:0000079    xsd:string  
1          0           graph  DOID:1564        oio:id     DOID:1564     xsd:string  
1          0           graph  DOID:1201        oio:id     DOID:1201     xsd:string  
1          0           graph  DOID:14139       oio:id     DOID:14139    xsd:string  
1          0           graph  DOID:3742        oio:id     DOID:3742     xsd:string  
1          0           graph  DOID:2411        oio:id     DOID:2411     xsd:string  
1          0           graph  DOID:14018       oio:id     DOID:14018    xsd:string  
1          0           graph  DOID:3500        oio:id     DOID:3500     xsd:string  
1          0           graph  DOID:0081283     oio:id     DOID:0081283  xsd:string  
1          0           graph  DOID:0081041     oio:id     DOID:0081041  xsd:string  
1          0           graph  DOID:0060592     oio:id     DOID:0060592  xsd:string