assertion  retraction  graph  subject          predicate  object        datatype    annotation
1          0           graph  DOID:3449        oio:id     DOID:3449     xsd:string  
1          0           graph  DOID:4659        oio:id     DOID:4659     xsd:string  
1          0           graph  DOID:6958        oio:id     DOID:6958     xsd:string  
1          0           graph  DOID:5627        oio:id     DOID:5627     xsd:string  
1          0           graph  DOID:6837        oio:id     DOID:6837     xsd:string  
1          0           graph  obo:CHEBI_33249  oio:id     CHEBI:33249   xsd:string  
1          0           graph  DOID:7926        oio:id     DOID:7926     xsd:string  
1          0           graph  DOID:0060057     oio:id     DOID:0060057  xsd:string  
1          0           graph  DOID:4878        oio:id     DOID:4878     xsd:string  
1          0           graph  DOID:4757        oio:id     DOID:4757     xsd:string  
1          0           graph  DOID:3305        oio:id     DOID:3305     xsd:string  
1          0           graph  DOID:4515        oio:id     DOID:4515     xsd:string  
1          0           graph  DOID:0081088     oio:id     DOID:0081088  xsd:string  
1          0           graph  DOID:5725        oio:id     DOID:5725     xsd:string  
1          0           graph  DOID:6935        oio:id     DOID:6935     xsd:string  
1          0           graph  DOID:5604        oio:id     DOID:5604     xsd:string  
1          0           graph  DOID:7903        oio:id     DOID:7903     xsd:string  
1          0           graph  DOID:0050596     oio:id     DOID:0050596  xsd:string  
1          0           graph  DOID:2689        oio:id     DOID:2689     xsd:string  
1          0           graph  DOID:1358        oio:id     DOID:1358     xsd:string