assertion  retraction  graph  subject          predicate        object                     datatype    annotation
1          0           graph  obo:CHEBI_46634  rdfs:label       carbapenemcarboxylic acid  xsd:string  
1          0           graph  obo:CHEBI_46634  oio:id           CHEBI:46634                xsd:string  
1          0           graph  obo:CHEBI_46634  rdfs:subClassOf  obo:CHEBI_46633            _IRI        
1          0           graph  obo:CHEBI_46634  rdfs:subClassOf  obo:CHEBI_25384            _IRI        
1          0           graph  obo:CHEBI_46634  rdf:type         owl:Class                  _IRI