assertion  retraction  graph  subject          predicate        object           datatype  annotation
1          0           graph  obo:CHEBI_33636  rdfs:subClassOf  obo:CHEBI_33595  _IRI      
1          0           graph  obo:CHEBI_33635  rdfs:subClassOf  obo:CHEBI_33595  _IRI      
1          0           graph  obo:CHEBI_33832  rdfs:subClassOf  obo:CHEBI_33595  _IRI      
1          0           graph  obo:CHEBI_33655  rdfs:subClassOf  obo:CHEBI_33595  _IRI      
1          0           graph  obo:CHEBI_33597  rdfs:subClassOf  obo:CHEBI_33595  _IRI      
1          0           graph  obo:CHEBI_33661  rdfs:subClassOf  obo:CHEBI_33595  _IRI      
1          0           graph  obo:CHEBI_5686   rdfs:subClassOf  obo:CHEBI_33595  _IRI