@prefix kfp: <http://data.loterre.fr/ark:/67375/KFP> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix obo: <http://purl.obolibrary.org/obo/> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .

kfp: a skos:ConceptScheme .
kfp:-MSPH7VDW-P
  owl:sameAs obo:CHEBI_57307 ;
  skos:hiddenLabel "protoporphyrinogen IX"@en ;
  a skos:Concept ;
  skos:inScheme kfp: ;
  skos:broader kfp:-BZN6X9RC-T ;
  skos:prefLabel "protoporphyrinogen(2-)"@en ;
  skos:altLabel "3,3'-(8,13-diethynyl-3,7,12,17-tetramethyl-5,10,15,20,22,24-hexahydroporphyrin-2,18-diyl)dipropanoate"@en .

kfp:-
  a isothes:ConceptGroup ;
  skos:prefLabel "3_STAR"@en ;
  skos:member kfp:-MSPH7VDW-P .

kfp:-BZN6X9RC-T
  skos:prefLabel "cyclic tetrapyrrole anion"@en ;
  a skos:Concept ;
  skos:narrower kfp:-MSPH7VDW-P .