assertion  retraction  graph  subject          predicate        object           datatype    annotation
1          0           graph  obo:CHEBI_15400  rdfs:label       (-)-carvone      xsd:string  
1          0           graph  obo:CHEBI_15400  oio:id           CHEBI:15400      xsd:string  
1          0           graph  obo:CHEBI_15400  rdfs:subClassOf  obo:CHEBI_38265  _IRI        
1          0           graph  obo:CHEBI_15400  rdf:type         owl:Class        _IRI