has broader
sub property of: broaderTransitive
definition: Relates a concept to a concept that is more general in meaning.
comment: Broader concepts are typically rendered as parents in a concept hierarchy (tree).

UNESCO Thesaurus
type: ConceptScheme
preferred label: Тезаурус ЮНЕСКО @ru
preferred label: Thésaurus de l'UNESCO @fr
preferred label: Tesauro de la UNESCO @es

has related
sub property of: semanticRelation
definition: Relates a concept to a concept with which there is an associative semantic relationship.
comment: skos:related is disjoint with skos:broaderTransitive

alternative label
sub property of: label
definition: An alternative lexical label for a resource.
comment: The range of skos:altLabel is the class of RDF plain literals.
comment: skos:prefLabel, skos:altLabel and skos:hiddenLabel are pairwise disjoint properties.

Concept
type: Class

preferred label
sub property of: label
definition: The preferred lexical label for a resource, in a given language.
comment: skos:prefLabel, skos:altLabel and skos:hiddenLabel are pairwise disjoint properties.
comment: The range of skos:prefLabel is the class of RDF plain literals.
comment: A resource has no more than one value of skos:prefLabel per language tag.

Hydrocarbons
type: Concept
related: Pollutants
related: Petroleum products
related: Fuels
preferred label: Hidrocarburo @es
preferred label: Углеводороды @ru
preferred label: Hydrocarbure @fr
member of: Chemical sciences
broader: Organic compounds
alternative label: Carbure d'hydrogène @fr
is in scheme: UNESCO Thesaurus

Pollutants
type: Concept
preferred label: Загрязнители @ru
preferred label: Contaminante @es
preferred label: Polluant @fr
related: Hydrocarbons

Petroleum products
type: Concept
preferred label: Нефтепродукты @ru
preferred label: Producto petrolífero @es
preferred label: Produit pétrolier @fr
related: Hydrocarbons

Fuels
type: Concept
preferred label: Топливо @ru
preferred label: Combustible @es
related: Hydrocarbons

Chemical sciences
type: ConceptGroup
preferred label: Ciencias químicas @es
preferred label: Химические науки @ru
preferred label: Sciences de la chimie @fr
member: Hydrocarbons
notation: 2.25

Organic compounds
type: Concept
preferred label: Органические соединения @ru
preferred label: Compuesto orgánico @es
preferred label: Composé organique @fr
narrower: Hydrocarbons

is in scheme
definition: Relates a resource (for example a concept) to a concept scheme in which it is included.