assertion  retraction  graph  subject          predicate        object           datatype    annotation
1          0           graph  obo:CHEBI_29864  rdfs:label       mannitol         xsd:string  
1          0           graph  obo:CHEBI_29864  oio:id           CHEBI:29864      xsd:string  
1          0           graph  obo:CHEBI_29864  rdfs:subClassOf  obo:CHEBI_24583  _IRI        
1          0           graph  obo:CHEBI_29864  rdf:type         owl:Class        _IRI