@prefix :        <https://www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter13GeometryTrianglesQuadrilaterals/NonplanarPolygons.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 '3.3' ;
  x3do:noNamespaceSchemaLocation 'https://www.web3d.org/specifications/x3d-3.3.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_11, :meta_1_12, :meta_1_13 .
:meta_1_1 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content 'NonplanarPolygons.x3d' ;
  x3do:name 'title' .
:meta_1_2 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content 'Illustration of nonplanar polygons.' ;
  x3do:name 'description' .
:meta_1_3 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content '22 May 2006' ;
  x3do:name 'created' .
:meta_1_4 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content '20 October 2019' ;
  x3do:name 'modified' .
:meta_1_5 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content 'Leonard Daly and Don Brutzman' ;
  x3do:name 'creator' .
:meta_1_6 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content 'NonplanarPolygons.png' ;
  x3do:name 'Image' .
:meta_1_7 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content 'https://X3dGraphics.com' ;
  x3do:name 'reference' .
:meta_1_8 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content 'https://www.web3d.org/x3d/content/examples/X3dResources.html' ;
  x3do:name 'reference' .
:meta_1_9 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content 'Copyright 2006, Daly Realism and Don Brutzman' ;
  x3do:name 'rights' .
:meta_1_10 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content 'X3D book, X3D graphics, X3D-Edit, http://www.x3dGraphics.com' ;
  x3do:name 'subject' .
:meta_1_11 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content 'https://www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter13GeometryTrianglesQuadrilaterals/NonplanarPolygons.x3d' ;
  x3do:name 'identifier' .
:meta_1_12 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content 'X3D-Edit 3.3, https://www.web3d.org/x3d/tools/X3D-Edit' ;
  x3do:name 'generator' .
:meta_1_13 a owl:NamedIndividual, x3do:meta ;
  x3do:hasParent :head ;
  x3do:content '../license.html' ;
  x3do:name 'license' .
:meta dcterms:title "NonplanarPolygons.x3d" .
:meta dcterms:description "Illustration of nonplanar polygons." .
:meta dcterms:created "22 May 2006" .
:meta dcterms:modified "20 October 2019" .
:meta dcterms:creator "Leonard Daly and Don Brutzman" .
:meta dcterms:Image "NonplanarPolygons.png" .
:meta dcterms:reference "https://X3dGraphics.com" .
:meta dcterms:reference "https://www.web3d.org/x3d/content/examples/X3dResources.html" .
:meta dcterms:rights "Copyright 2006, Daly Realism and Don Brutzman" .
:meta dcterms:subject "X3D book, X3D graphics, X3D-Edit, http://www.x3dGraphics.com" .
:meta dcterms:identifier "https://www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter13GeometryTrianglesQuadrilaterals/NonplanarPolygons.x3d" .
:meta dcterms:generator "X3D-Edit 3.3, 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, :Viewpoint_2_2, :Viewpoint_2_3, :Background_2_4, :NavigationInfo_2_5, :DirectionalLight_2_6, :Transform_2_7, :Transform_2_8, :Transform_2_9 .
:WorldInfo_2_1 a owl:NamedIndividual, x3do:WorldInfo ;
  x3do:hasParent :Scene ;
  x3do:title 'NonplanarPolygons.x3d' .
:Viewpoint_2_2 a owl:NamedIndividual, x3do:Viewpoint ;
  x3do:hasParent :Scene ;
  x3do:description 'Initial' .
:Viewpoint_2_3 a owl:NamedIndividual, x3do:Viewpoint ;
  x3do:hasParent :Scene ;
  x3do:description 'Book View' ;
  x3do:orientation ( 0 -1 0 0.1 ) ;
  x3do:position ( -0.71 -0.52 8.9 ) .
:Background_2_4 a owl:NamedIndividual, x3do:Background ;
  x3do:hasParent :Scene ;
  x3do:skyColor ( 1 1 1 ) .
:NavigationInfo_2_5 a owl:NamedIndividual, x3do:NavigationInfo ;
  x3do:hasParent :Scene ;
  x3do:headlight false .
:DirectionalLight_2_6 a owl:NamedIndividual, x3do:DirectionalLight ;
  x3do:hasParent :Scene ;
  x3do:direction ( 0 -1 0 ) .
:Transform_2_7 a owl:NamedIndividual, x3do:Transform ;
  x3do:hasParent :Scene ;
  x3do:hasChildren :Transform_2_7_1, :Transform_2_7_2 ;
  x3do:translation ( 0 2 0 ) .
:Transform_2_7_1 a owl:NamedIndividual, x3do:Transform ;
  x3do:hasParent :Transform_2_7 ;
  x3do:hasChildren :SimplePoints, :OutlineWithExaggeratedPoints ;
  x3do:translation ( -2 0 0 ) .
:SimplePoints a owl:NamedIndividual, x3do:Shape ;
  x3do:hasParent :Transform_2_7_1 ;
  x3do:hasAppearance :Black ;
  x3do:hasGeometry :PointSet_2_7_1_1_2 ;
  x3do:DEF 'SimplePoints' .
:Black a owl:NamedIndividual, x3do:Appearance ;
  x3do:hasParent :SimplePoints ;
  x3do:hasMaterial :Material_2_7_1_1_1_1 ;
  x3do:DEF 'Black' .
:Material_2_7_1_1_1_1 a owl:NamedIndividual, x3do:Material ;
  x3do:hasParent :Black ;
  x3do:diffuseColor ( 0 0 0 ) ;
  x3do:specularColor ( 1 0 0 ) .
:PointSet_2_7_1_1_2 a owl:NamedIndividual, x3do:PointSet ;
  x3do:hasParent :SimplePoints ;
  x3do:hasCoord :Points .
:Points a owl:NamedIndividual, x3do:Coordinate ;
  x3do:hasParent :PointSet_2_7_1_1_2 ;
  x3do:DEF 'Points' ;
  x3do:point ( -1 -1 3 1 -2 3 1 -1 1 -1 -2 1 ) .
:OutlineWithExaggeratedPoints a owl:NamedIndividual, x3do:Group ;
  x3do:hasParent :Transform_2_7_1 ;
  x3do:hasChildren :Shape_2_7_1_2_1, :Transform_2_7_1_2_2, :Transform_2_7_1_2_3, :Transform_2_7_1_2_4, :Transform_2_7_1_2_5 ;
  x3do:DEF 'OutlineWithExaggeratedPoints' .
:Shape_2_7_1_2_1 a owl:NamedIndividual, x3do:Shape ;
  x3do:hasParent :OutlineWithExaggeratedPoints ;
  x3do:hasAppearance :Black-USE-1 ;
  x3do:hasGeometry :IndexedLineSet_2_7_1_2_1_2 .
:Black-USE-1 a owl:NamedIndividual, x3do:Appearance ;
  x3do:hasParent :Shape_2_7_1_2_1 ;
  owl:sameAs :Black . # DEF matching this USE
:IndexedLineSet_2_7_1_2_1_2 a owl:NamedIndividual, x3do:IndexedLineSet ;
  x3do:hasParent :Shape_2_7_1_2_1 ;
  x3do:hasCoord :Points-USE-1 ;
  x3do:coordIndex ( 0 1 2 3 0 -1 ) .
:Points-USE-1 a owl:NamedIndividual, x3do:Coordinate ;
  x3do:hasParent :IndexedLineSet_2_7_1_2_1_2 ;
  owl:sameAs :Points . # DEF matching this USE
:Transform_2_7_1_2_2 a owl:NamedIndividual, x3do:Transform ;
  x3do:hasParent :OutlineWithExaggeratedPoints ;
  x3do:hasChildren :Shape_2_7_1_2_2_1 ;
  x3do:translation ( -1 -1 3 ) .
:Shape_2_7_1_2_2_1 a owl:NamedIndividual, x3do:Shape ;
  x3do:hasParent :Transform_2_7_1_2_2 ;
  x3do:hasAppearance :Black-USE-2 ;
  x3do:hasGeometry :Ball .
:Black-USE-2 a owl:NamedIndividual, x3do:Appearance ;
  x3do:hasParent :Shape_2_7_1_2_2_1 ;
  owl:sameAs :Black . # DEF matching this USE
:Ball a owl:NamedIndividual, x3do:Sphere ;
  x3do:hasParent :Shape_2_7_1_2_2_1 ;
  x3do:DEF 'Ball' ;
  x3do:radius .1 .
:Transform_2_7_1_2_3 a owl:NamedIndividual, x3do:Transform ;
  x3do:hasParent :OutlineWithExaggeratedPoints ;
  x3do:hasChildren :Shape_2_7_1_2_3_1 ;
  x3do:translation ( 1 -2 3 ) .
:Shape_2_7_1_2_3_1 a owl:NamedIndividual, x3do:Shape ;
  x3do:hasParent :Transform_2_7_1_2_3 ;
  x3do:hasAppearance :Black-USE-3 ;
  x3do:hasGeometry :Ball-USE-1 .
:Black-USE-3 a owl:NamedIndividual, x3do:Appearance ;
  x3do:hasParent :Shape_2_7_1_2_3_1 ;
  owl:sameAs :Black . # DEF matching this USE
:Ball-USE-1 a owl:NamedIndividual, x3do:Sphere ;
  x3do:hasParent :Shape_2_7_1_2_3_1 ;
  owl:sameAs :Ball . # DEF matching this USE
:Transform_2_7_1_2_4 a owl:NamedIndividual, x3do:Transform ;
  x3do:hasParent :OutlineWithExaggeratedPoints ;
  x3do:hasChildren :Shape_2_7_1_2_4_1 ;
  x3do:translation ( 1 -1 1 ) .
:Shape_2_7_1_2_4_1 a owl:NamedIndividual, x3do:Shape ;
  x3do:hasParent :Transform_2_7_1_2_4 ;
  x3do:hasAppearance :Black-USE-4 ;
  x3do:hasGeometry :Ball-USE-2 .
:Black-USE-4 a owl:NamedIndividual, x3do:Appearance ;
  x3do:hasParent :Shape_2_7_1_2_4_1 ;
  owl:sameAs :Black . # DEF matching this USE
:Ball-USE-2 a owl:NamedIndividual, x3do:Sphere ;
  x3do:hasParent :Shape_2_7_1_2_4_1 ;
  owl:sameAs :Ball . # DEF matching this USE
:Transform_2_7_1_2_5 a owl:NamedIndividual, x3do:Transform ;
  x3do:hasParent :OutlineWithExaggeratedPoints ;
  x3do:hasChildren :Shape_2_7_1_2_5_1 ;
  x3do:translation ( -1 -2 1 ) .
:Shape_2_7_1_2_5_1 a owl:NamedIndividual, x3do:Shape ;
  x3do:hasParent :Transform_2_7_1_2_5 ;
  x3do:hasAppearance :Black-USE-5 ;
  x3do:hasGeometry :Ball-USE-3 .
:Black-USE-5 a owl:NamedIndividual, x3do:Appearance ;
  x3do:hasParent :Shape_2_7_1_2_5_1 ;
  owl:sameAs :Black . # DEF matching this USE
:Ball-USE-3 a owl:NamedIndividual, x3do:Sphere ;
  x3do:hasParent :Shape_2_7_1_2_5_1 ;
  owl:sameAs :Ball . # DEF matching this USE
:Transform_2_7_2 a owl:NamedIndividual, x3do:Transform ;
  x3do:hasParent :Transform_2_7 ;
  x3do:hasChildren :OutlineWithExaggeratedPoints-USE-1 ;
  x3do:translation ( 2 0 0 ) .
:OutlineWithExaggeratedPoints-USE-1 a owl:NamedIndividual, x3do:Group ;
  x3do:hasParent :Transform_2_7_2 ;
  owl:sameAs :OutlineWithExaggeratedPoints . # DEF matching this USE
:Transform_2_8 a owl:NamedIndividual, x3do:Transform ;
  x3do:hasParent :Scene ;
  x3do:hasChildren :Shape_2_8_1 ;
  x3do:translation ( -2 0 0 ) .
:Shape_2_8_1 a owl:NamedIndividual, x3do:Shape ;
  x3do:hasParent :Transform_2_8 ;
  x3do:hasGeometry :IndexedFaceSet_2_8_1_1 ;
  x3do:hasAppearance :Look .
:IndexedFaceSet_2_8_1_1 a owl:NamedIndividual, x3do:IndexedFaceSet ;
  x3do:hasParent :Shape_2_8_1 ;
  x3do:hasCoord :Points-USE-2 ;
  x3do:coordIndex ( 0 1 2 -1 2 3 0 -1 ) ;
  x3do:creaseAngle 1.57 ;
  x3do:solid false .
:Points-USE-2 a owl:NamedIndividual, x3do:Coordinate ;
  x3do:hasParent :IndexedFaceSet_2_8_1_1 ;
  owl:sameAs :Points . # DEF matching this USE
:Look a owl:NamedIndividual, x3do:Appearance ;
  x3do:hasParent :Shape_2_8_1 ;
  x3do:hasMaterial :Material_2_8_1_2_1 ;
  x3do:DEF 'Look' .
:Material_2_8_1_2_1 a owl:NamedIndividual, x3do:Material ;
  x3do:hasParent :Look .
:Transform_2_9 a owl:NamedIndividual, x3do:Transform ;
  x3do:hasParent :Scene ;
  x3do:hasChildren :Shape_2_9_1 ;
  x3do:translation ( 2 0 0 ) .
:Shape_2_9_1 a owl:NamedIndividual, x3do:Shape ;
  x3do:hasParent :Transform_2_9 ;
  x3do:hasGeometry :IndexedFaceSet_2_9_1_1 ;
  x3do:hasAppearance :Look-USE-1 .
:IndexedFaceSet_2_9_1_1 a owl:NamedIndividual, x3do:IndexedFaceSet ;
  x3do:hasParent :Shape_2_9_1 ;
  x3do:hasCoord :Points-USE-3 ;
  x3do:coordIndex ( 0 1 3 -1 1 2 3 -1 ) ;
  x3do:creaseAngle 1.57 ;
  x3do:solid false .
:Points-USE-3 a owl:NamedIndividual, x3do:Coordinate ;
  x3do:hasParent :IndexedFaceSet_2_9_1_1 ;
  owl:sameAs :Points . # DEF matching this USE
:Look-USE-1 a owl:NamedIndividual, x3do:Appearance ;
  x3do:hasParent :Shape_2_9_1 ;
  owl:sameAs :Look . # DEF matching this USE