assertion  retraction  graph  subject       predicate            object            datatype    annotation
1          0           graph  DOID:3120     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:6992     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:6871     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:5540     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:7960     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:1294     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:3593     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:4682     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:3351     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:4440     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:0060080  oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:4550     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:5760     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:3692     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:3571     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:3450     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:1140     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:1371     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:14067    oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:4880     oio:hasOBONamespace  disease_ontology  xsd:string