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

Interstellar space
type: Concept
preferred label: Межзвездное пространство @ru
preferred label: Espacio intersideral @es
preferred label: Espace intersidéral @fr
narrower: Black holes

Stars
type: Concept
preferred label: Звезды @ru
preferred label: Estrellas @es
preferred label: Étoile @fr
related: Black holes

Space sciences
type: ConceptGroup
label: Ciencias del espacio @es
label: Науки о космосе @ru
label: Sciences de l'espace @fr
notation: 2.30
member: Black holes

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

Black holes
type: Concept
related: Stars
broader: Interstellar space
is in scheme: UNESCO Thesaurus
member of: Space sciences
preferred label: Черные дыры @ru
preferred label: Agujero negro @es
preferred label: Trou noir @fr

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.

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

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).