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.

Electromagnetic waves
type: Concept
preferred label: Электромагнитные волны @ru
preferred label: Onda electromagnética @es
preferred label: Onde électromagnétique @fr
narrower: X-rays

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.

Radiography
type: Concept
preferred label: Радиография @ru
preferred label: Radiografía @es
preferred label: Radiographie @fr
related: X-rays

Physical sciences
type: ConceptGroup
member: X-rays
label: Sciences de la physique @fr
label: Ciencias físicas @es
label: Физические науки @ru
notation: 2.20

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

X-rays
type: Concept
related: Radiography
related: Radioactivity
preferred label: Rayos X @es
preferred label: Rayons X @fr
preferred label: Рентгеновские лучи @ru
member of: Physical sciences
broader: Electromagnetic waves
alternative label: Rayonnement X @fr
is in scheme: UNESCO Thesaurus

Radioactivity
type: Concept
preferred label: Радиоактивность @ru
preferred label: Radiactividad @es
preferred label: Radioactivité @fr
related: X-rays