assertion  retraction  graph  subject          predicate        object           datatype    annotation
1          0           graph  obo:CHEBI_25409  rdfs:label       monoterpenoid    xsd:string  
1          0           graph  obo:CHEBI_25409  oio:id           CHEBI:25409      xsd:string  
1          0           graph  obo:CHEBI_25409  rdfs:subClassOf  obo:CHEBI_26873  _IRI        
1          0           graph  obo:CHEBI_25409  rdf:type         owl:Class        _IRI