<http://purl.obolibrary.org/obo/ENVO_01001231> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/2002/07/owl#Class> . <http://purl.obolibrary.org/obo/ENVO_01001231> <http://www.w3.org/2000/01/rdf-schema#subClassOf> <http://purl.obolibrary.org/obo/ENVO_01000155> . <http://purl.obolibrary.org/obo/ENVO_01001231> <http://www.w3.org/2000/01/rdf-schema#subClassOf> <http://purl.obolibrary.org/obo/ENVO_01000814> . <http://purl.obolibrary.org/obo/ENVO_01001231> <http://data.bioontology.org/metadata/def/mappingSameURI> <http://purl.obolibrary.org/obo/ENVO_01001231> . <http://purl.obolibrary.org/obo/ENVO_01001231> <http://data.bioontology.org/metadata/def/mappingLoom> "kerogen" . <http://purl.obolibrary.org/obo/ENVO_01001231> <http://data.bioontology.org/metadata/def/prefLabel> "kerogen" . <http://purl.obolibrary.org/obo/ENVO_01001231> <http://purl.obolibrary.org/obo/IAO_0000115> "Organic material which is in a solid phase and contained in sedimentary rock." . <http://purl.obolibrary.org/obo/ENVO_01001231> <http://data.bioontology.org/metadata/prefixIRI> "ENVO:01001231" . <http://purl.obolibrary.org/obo/ENVO_01001231> <http://www.w3.org/2000/01/rdf-schema#label> "kerogen"@en . <http://purl.obolibrary.org/obo/ENVO_01001231> <http://purl.obolibrary.org/obo/ENVO_01001307> <http://purl.obolibrary.org/obo/ENVO_00002016> . <http://purl.obolibrary.org/obo/ENVO_01001234> <http://www.w3.org/2000/01/rdf-schema#subClassOf> <http://purl.obolibrary.org/obo/ENVO_01001231> . <http://purl.obolibrary.org/obo/ENVO_01001231> <http://data.bioontology.org/metadata/def/mappingSameURI> <http://purl.obolibrary.org/obo/ENVO_01001231> . <http://purl.obolibrary.org/obo/ENVO_01001233> <http://www.w3.org/2000/01/rdf-schema#subClassOf> <http://purl.obolibrary.org/obo/ENVO_01001231> . <http://purl.obolibrary.org/obo/ENVO_01001238> <http://www.w3.org/2000/01/rdf-schema#subClassOf> <http://purl.obolibrary.org/obo/ENVO_01001231> . <http://purl.obolibrary.org/obo/ENVO_01001235> <http://www.w3.org/2000/01/rdf-schema#subClassOf> <http://purl.obolibrary.org/obo/ENVO_01001231> . <http://purl.obolibrary.org/obo/ENVO_01001232> <http://www.w3.org/2000/01/rdf-schema#subClassOf> <http://purl.obolibrary.org/obo/ENVO_01001231> . <http://purl.obolibrary.org/obo/ENVO_01001237> <http://www.w3.org/2000/01/rdf-schema#subClassOf> <http://purl.obolibrary.org/obo/ENVO_01001231> .