assertion  retraction  graph  subject    predicate      object        datatype    annotation
1          0           graph  DOID:5702  oio:hasDbXref  MESH:D008080  xsd:string  
1          0           graph  DOID:3382  oio:hasDbXref  MESH:D008080  xsd:string  
1          0           graph  DOID:5690  oio:hasDbXref  MESH:D008080  xsd:string