<?xml version="1.0" encoding="UTF-8"?> <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:obo_purl="http://purl.obolibrary.org/obo/" xmlns:owl="http://www.w3.org/2002/07/owl#" xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#" xmlns:metadata_def="http://data.bioontology.org/metadata/def/" xmlns:metadata="http://data.bioontology.org/metadata/" xmlns:oboinowl_gen="http://www.geneontology.org/formats/oboInOwl#"> <owl:Class rdf:about="http://purl.obolibrary.org/obo/CHEBI_59999"> <rdfs:subClassOf rdf:resource="http://purl.obolibrary.org/obo/CHEBI_24431"/> <metadata_def:mappingSameURI rdf:resource="http://purl.obolibrary.org/obo/CHEBI_59999"/> <metadata_def:mappingLoom>chemicalsubstance</metadata_def:mappingLoom> <metadata_def:prefLabel>chemical substance</metadata_def:prefLabel> <obo_purl:IAO_0000115>A chemical substance is a portion of matter of constant composition, composed of molecular entities of the same type or of different types.</obo_purl:IAO_0000115> <metadata:prefixIRI>CHEBI:59999</metadata:prefixIRI> <rdfs:label>chemical substance</rdfs:label> <oboinowl_gen:hasRelatedSynonym>Chemische Substanz</oboinowl_gen:hasRelatedSynonym> </owl:Class> <rdf:Description rdf:about="http://purl.obolibrary.org/obo/CHEBI_46662"> <rdfs:subClassOf> <rdf:Description rdf:about="http://purl.obolibrary.org/obo/CHEBI_59999"> <metadata_def:mappingSameURI rdf:resource="http://purl.obolibrary.org/obo/CHEBI_59999"/> </rdf:Description> </rdfs:subClassOf> </rdf:Description> <rdf:Description rdf:about="http://purl.obolibrary.org/obo/CHEBI_60004"> <rdfs:subClassOf rdf:resource="http://purl.obolibrary.org/obo/CHEBI_59999"/> </rdf:Description> </rdf:RDF>