@prefix :        <https://www.web3d.org/x3d/content/examples/Basic/X3dSpecifications/DirectionalLightExample.ttl#> .
@prefix owl:     <http://www.w3.org/2002/07/owl#> .
@prefix rdf:     <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs:    <http://www.w3.org/2000/01/rdf-schema#> .
@prefix schema:  <http://schema.org/> .
@prefix dcterms: <http://purl.org/dc/terms/> .
@prefix xsd:     <http://www.w3.org/2001/XMLSchema#> .
@prefix x3d:     <https://www.web3d.org/specifications/x3d-4.0.xsd#> .
@prefix x3do:    <https://www.web3d.org/specifications/X3dOntology4.0#> .

:X3D a owl:NamedIndividual, x3do:X3D ;
  x3do:hasHead :head ;
  x3do:hasScene :Scene ;
  x3do:profile 'Interchange' ;
  x3do:version '4.0' ;
  x3do:noNamespaceSchemaLocation 'https://www.web3d.org/specifications/x3d-4.0.xsd' .
:head a owl:NamedIndividual, x3do:head ;
  x3do:hasParent :X3D ;
  x3do:hasMeta :meta_1_1, :meta_1_2, :meta_1_3, :meta_1_4, :meta_1_5, :meta_1_6, :meta_1_7, :meta_1_8, :meta_1_9, :meta_1_10 .
:meta_1_1 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content 'DirectionalLightExample.x3d' ;
  x3do:name 'title' .
:meta_1_2 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content 'X3D encodings example: a DirectionalLight source illuminates only the objects in its enclosing grouping node. The light illuminates everything within this coordinate system, including the objects that precede it in the scene graph.' ;
  x3do:name 'description' .
:meta_1_3 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content 'Don Brutzman and Joe Williams' ;
  x3do:name 'creator' .
:meta_1_4 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content '1 June 2002' ;
  x3do:name 'created' .
:meta_1_5 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content '28 September 2025' ;
  x3do:name 'modified' .
:meta_1_6 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content 'X3D encodings, ISO/IEC 19776-1.3, Part 1: XML encoding, Annex C.9 Directional light' ;
  x3do:name 'specificationSection' .
:meta_1_7 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content 'https://www.web3d.org/specifications/X3Dv4Draft/ISO-IEC19776-1v4.0-CD/Part01/examples.html#DirectionalLight' ;
  x3do:name 'specificationUrl' .
:meta_1_8 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content 'https://www.web3d.org/x3d/content/examples/Basic/X3dSpecifications/DirectionalLightExample.x3d' ;
  x3do:name 'identifier' .
:meta_1_9 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content 'X3D-Edit 4.0, https://www.web3d.org/x3d/tools/X3D-Edit' ;
  x3do:name 'generator' .
:meta_1_10 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content '../license.html' ;
  x3do:name 'license' .
:meta dcterms:title "DirectionalLightExample.x3d" .
:meta dcterms:description "X3D encodings example: a DirectionalLight source illuminates only the objects in its enclosing grouping node. The light illuminates everything within this coordinate system, including the objects that precede it in the scene graph." .
:meta dcterms:creator "Don Brutzman and Joe Williams" .
:meta dcterms:created "1 June 2002" .
:meta dcterms:modified "28 September 2025" .
:meta dcterms:identifier "https://www.web3d.org/x3d/content/examples/Basic/X3dSpecifications/DirectionalLightExample.x3d" .
:meta dcterms:generator "X3D-Edit 4.0, https://www.web3d.org/x3d/tools/X3D-Edit" .
:meta dcterms:license "../license.html" .
:Scene a owl:NamedIndividual, x3do:Scene ;
  x3do:hasParent :X3D ;
  x3do:hasChildren :WorldInfo_2_1, :Group_2_2 .
:WorldInfo_2_1 a owl:NamedIndividual, x3do:WorldInfo ;
  x3do:hasParent :Scene ;
  x3do:title 'DirectionalLightExample.x3d' .
:Group_2_2 a owl:NamedIndividual, x3do:Group ;
  x3do:hasParent :Scene ;
  x3do:hasChildren :UnlitShapeOne, :LitParent, :UnlitShapeTwo .
:UnlitShapeOne a owl:NamedIndividual, x3do:Transform ;
  x3do:hasParent :Group_2_2 ;
  x3do:hasChildren :Shape_2_2_1_1 ;
  x3do:DEF 'UnlitShapeOne' ;
  x3do:translation ( -3.0 0.0 0.0 ) .
:Shape_2_2_1_1 a owl:NamedIndividual, x3do:Shape ;
  x3do:hasParent :UnlitShapeOne ;
  x3do:hasGeometry :Box_2_2_1_1_1 ;
  x3do:hasAppearance :App .
:Box_2_2_1_1_1 a owl:NamedIndividual, x3do:Box ;
  x3do:hasParent :Shape_2_2_1_1 .
:App a owl:NamedIndividual, x3do:Appearance ;
  x3do:hasParent :Shape_2_2_1_1 ;
  x3do:hasMaterial :Material_2_2_1_1_2_1 ;
  x3do:DEF 'App' .
:Material_2_2_1_1_2_1 a owl:NamedIndividual, x3do:Material ;
  x3do:hasParent :App ;
  x3do:diffuseColor ( 0.8 0.4 0.2 ) .
:LitParent a owl:NamedIndividual, x3do:Group ;
  x3do:hasParent :Group_2_2 ;
  x3do:hasChildren :LitShapeOne, :DirectionalLight_2_2_2_2, :LitShapeTwo ;
  x3do:DEF 'LitParent' .
:LitShapeOne a owl:NamedIndividual, x3do:Transform ;
  x3do:hasParent :LitParent ;
  x3do:hasChildren :Shape_2_2_2_1_1 ;
  x3do:DEF 'LitShapeOne' ;
  x3do:translation ( 0.0 2.0 0.0 ) .
:Shape_2_2_2_1_1 a owl:NamedIndividual, x3do:Shape ;
  x3do:hasParent :LitShapeOne ;
  x3do:hasGeometry :Sphere_2_2_2_1_1_1 ;
  x3do:hasAppearance :App-USE-1 .
:Sphere_2_2_2_1_1_1 a owl:NamedIndividual, x3do:Sphere ;
  x3do:hasParent :Shape_2_2_2_1_1 .
:App-USE-1 a owl:NamedIndividual, x3do:Appearance ;
  x3do:hasParent :Shape_2_2_2_1_1 ;
  owl:sameAs :App . # DEF matching this USE
:DirectionalLight_2_2_2_2 a owl:NamedIndividual, x3do:DirectionalLight ;
  x3do:hasParent :LitParent .
:LitShapeTwo a owl:NamedIndividual, x3do:Transform ;
  x3do:hasParent :LitParent ;
  x3do:hasChildren :Shape_2_2_2_3_1 ;
  x3do:DEF 'LitShapeTwo' ;
  x3do:translation ( 0.0 -2.0 0.0 ) .
:Shape_2_2_2_3_1 a owl:NamedIndividual, x3do:Shape ;
  x3do:hasParent :LitShapeTwo ;
  x3do:hasGeometry :Cylinder_2_2_2_3_1_1 ;
  x3do:hasAppearance :App-USE-2 .
:Cylinder_2_2_2_3_1_1 a owl:NamedIndividual, x3do:Cylinder ;
  x3do:hasParent :Shape_2_2_2_3_1 .
:App-USE-2 a owl:NamedIndividual, x3do:Appearance ;
  x3do:hasParent :Shape_2_2_2_3_1 ;
  owl:sameAs :App . # DEF matching this USE
:UnlitShapeTwo a owl:NamedIndividual, x3do:Transform ;
  x3do:hasParent :Group_2_2 ;
  x3do:hasChildren :Shape_2_2_3_1 ;
  x3do:DEF 'UnlitShapeTwo' ;
  x3do:translation ( 3.0 0.0 0.0 ) .
:Shape_2_2_3_1 a owl:NamedIndividual, x3do:Shape ;
  x3do:hasParent :UnlitShapeTwo ;
  x3do:hasGeometry :Cone_2_2_3_1_1 ;
  x3do:hasAppearance :App-USE-3 .
:Cone_2_2_3_1_1 a owl:NamedIndividual, x3do:Cone ;
  x3do:hasParent :Shape_2_2_3_1 .
:App-USE-3 a owl:NamedIndividual, x3do:Appearance ;
  x3do:hasParent :Shape_2_2_3_1 ;
  owl:sameAs :App . # DEF matching this USE