@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix dcterms: <http://purl.org/dc/terms/> .
@prefix prov: <http://www.w3.org/ns/prov#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix matsci: <https://w3id.org/matsci-sam/metadata#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://w3id.org/matsci-sam/vocabulary/id4/space_group> a skos:Concept ;
  skos:inScheme <https://w3id.org/matsci-sam/vocabulary/id4> ;
  skos:prefLabel "space group"@en ;
  matsci:canonicalDefinition <https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/2> ;
  skos:definition <https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/1/revisions/1> ;
  skos:definition <https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/2/revisions/1> ;
  skos:definition <https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/3/revisions/1> ;
  dcterms:contributor "Elif Ertekin" ;
  dcterms:contributor "gemma3" ;
  dcterms:contributor "Colton Gerber" ;
  dcterms:created "2025-10-20"^^xsd:date .

<https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/1> a matsci:Definition ;
  dcterms:isPartOf <https://w3id.org/matsci-sam/vocabulary/id4/space_group> ;
  matsci:definitionNumber "1"^^xsd:positiveInteger ;
  matsci:currentRevision <https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/1/revisions/1> ;
  dcterms:hasVersion <https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/1/revisions/1> ;
  dcterms:created "2025-10-20T20:37:20.187Z"^^xsd:dateTime .

<https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/1/revisions/1> a matsci:DefinitionRevision ;
  rdf:value "The group of isometries acting on Euclidean space that contains a subgroup of three linearly independent translations. "@en ;
  skos:example "P432"@en ;
  dcterms:isVersionOf <https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/1> ;
  prov:specializationOf <https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/1> ;
  dcterms:creator "Elif Ertekin" ;
  matsci:version "1"^^xsd:positiveInteger ;
  matsci:status "proposed" ;
  dcterms:created "2025-10-20T20:37:20.187Z"^^xsd:dateTime .

<https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/2> a matsci:Definition ;
  dcterms:isPartOf <https://w3id.org/matsci-sam/vocabulary/id4/space_group> ;
  matsci:definitionNumber "2"^^xsd:positiveInteger ;
  matsci:currentRevision <https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/2/revisions/1> ;
  dcterms:hasVersion <https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/2/revisions/1> ;
  dcterms:created "2025-10-20T20:37:35.305Z"^^xsd:dateTime .

<https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/2/revisions/1> a matsci:DefinitionRevision ;
  rdf:value "A mathematical group describing the symmetry operations of a crystal structure."@en ;
  skos:example "Cubic zirconia has the fluorite structure with space group Fm-3m."@en ;
  skos:example "The P432 space group describes the symmetry of cubic zirconia."@en ;
  dcterms:isVersionOf <https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/2> ;
  prov:specializationOf <https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/2> ;
  dcterms:creator "gemma3" ;
  matsci:version "1"^^xsd:positiveInteger ;
  matsci:status "community-reviewed" ;
  dcterms:created "2025-10-20T20:37:35.305Z"^^xsd:dateTime .

<https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/3> a matsci:Definition ;
  dcterms:isPartOf <https://w3id.org/matsci-sam/vocabulary/id4/space_group> ;
  matsci:definitionNumber "3"^^xsd:positiveInteger ;
  matsci:currentRevision <https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/3/revisions/1> ;
  dcterms:hasVersion <https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/3/revisions/1> ;
  dcterms:created "2026-09-08T19:37:20.310Z"^^xsd:dateTime .

<https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/3/revisions/1> a matsci:DefinitionRevision ;
  rdf:value "A mathematical group describing the symmetry operations of a crystal structure—such as rotations, reflections, inversions, and translations—formally defined as the group of isometries acting on Euclidean space that contains a subgroup of three linearly independent translations."@en ;
  dcterms:isVersionOf <https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/3> ;
  prov:specializationOf <https://w3id.org/matsci-sam/vocabulary/id4/space_group/definitions/3> ;
  dcterms:creator "Colton Gerber" ;
  matsci:version "1"^^xsd:positiveInteger ;
  matsci:status "proposed" ;
  dcterms:created "2026-09-08T19:37:20.310Z"^^xsd:dateTime .