assertion  retraction  graph  subject          predicate        object           datatype    annotation
1          0           graph  obo:CHEBI_37175  rdfs:label       organic hydride  xsd:string  
1          0           graph  obo:CHEBI_37175  oio:id           CHEBI:37175      xsd:string  
1          0           graph  obo:CHEBI_37175  rdfs:subClassOf  obo:CHEBI_33692  _IRI        
1          0           graph  obo:CHEBI_37175  rdf:type         owl:Class        _IRI