assertion  retraction  graph  subject              predicate        object                                  datatype  annotation
1          0           graph  obo:FOODON_00001623  rdfs:label       atlantic salmon and trout food product  @en       
1          0           graph  obo:FOODON_00001623  rdfs:subClassOf  obo:FOODON_00002220                     _IRI      
1          0           graph  obo:FOODON_00001623  rdf:type         owl:Class                               _IRI