diff --git a/Gruntfile.js b/Gruntfile.js
index e9ef210..c6fa165 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -5,7 +5,7 @@ module.exports = function(grunt) {
 		concat : {
 			js : {
 				files : {
-					"output/bimserverapi-%VERSION%.js" : [ "bimserverapipromise.js", "bimserverapiwebsocket.js", "geometry.js", "ifc4.js", "ifc2x3tc1.js", "model.js", "translations_en.js", "bimserverclient.js" ]
+					"output/bimserverapi-%VERSION%.js" : [ "bimserverapipromise.js", "bimserverapiwebsocket.js", "geometry.js", "ifc4x3.js", "ifc4.js", "ifc2x3tc1.js", "model.js", "translations_en.js", "bimserverclient.js" ]
 				},
 			}
 		},
@@ -26,7 +26,7 @@ module.exports = function(grunt) {
 			}
 		},
 		zip: {
-			"output/bimserverapi-source-%VERSION%.zip": ["bimserverapipromise.js", "bimserverapiwebsocket.js", "geometry.js", "ifc4.js", "ifc2x3tc1.js", "model.js", "translations_en.js", "bimserverclient.js"]
+			"output/bimserverapi-source-%VERSION%.zip": ["bimserverapipromise.js", "bimserverapiwebsocket.js", "geometry.js", "ifc4x3.js", "ifc4.js", "ifc2x3tc1.js", "model.js", "translations_en.js", "bimserverclient.js"]
 		}
 	});
 
diff --git a/bimserverclient.js b/bimserverclient.js
index f44987a..18a64c9 100644
--- a/bimserverclient.js
+++ b/bimserverclient.js
@@ -3,6 +3,7 @@ import {BimServerApiWebSocket} from './bimserverapiwebsocket.js';
 import {geometry} from './geometry.js';
 import {ifc2x3tc1} from './ifc2x3tc1.js';
 import {ifc4} from './ifc4.js';
+import {ifc4x3} from './ifc4x3.js';
 import {Model} from './model.js';
 import {translations} from './translations_en.js';
 
@@ -111,6 +112,10 @@ export class BimServerClient {
 				this.schemas.ifc4 = ifc4.classes;
 				this.addSubtypesToSchema(this.schemas.ifc4);
 
+				this.schemas.ifc4x3 = ifc4x3.classes;
+				this.addSubtypesToSchema(this.schemas.ifc4x3);
+
+
 				if (callback != null) {
 					callback(this, serverInfo);
 				}
diff --git a/ifc4x3.js b/ifc4x3.js
new file mode 100644
index 0000000..66412d3
--- /dev/null
+++ b/ifc4x3.js
@@ -0,0 +1,21093 @@
+export const ifc4x3 = {
+  "classes" : {
+    "Tristate" : { },
+    "IfcActionRequest" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcControl" ],
+      "fields" : {
+        "PredefinedType" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "Status" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "LongDescription" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcActor" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcObject" ],
+      "fields" : {
+        "TheActor" : {
+          "type" : "IfcActorSelect",
+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        },
+        "IsActingUpon" : {
+          "type" : "IfcRelAssignsToActor",
+          "reference" : true,
+          "many" : true,
+          "inverse" : true
+        }
+      }
+    },
+    "IfcActorRole" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcResourceObjectSelect" ],
+      "fields" : {
+        "Role" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "UserDefinedRole" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "Description" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "HasExternalReference" : {
+          "type" : "IfcExternalReferenceRelationship",
+          "reference" : true,
+          "many" : true,
+          "inverse" : true
+        }
+      }
+    },
+    "IfcActuator" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcDistributionControlElement" ],
+      "fields" : {
+        "PredefinedType" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcActuatorType" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcDistributionControlElementType" ],
+      "fields" : {
+        "PredefinedType" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcAddress" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcObjectReferenceSelect" ],
+      "fields" : {
+        "Purpose" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "Description" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "UserDefinedPurpose" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "OfPerson" : {
+          "type" : "IfcPerson",
+          "reference" : true,
+          "many" : true,
+          "inverse" : true
+        },
+        "OfOrganization" : {
+          "type" : "IfcOrganization",
+          "reference" : true,
+          "many" : true,
+          "inverse" : true
+        }
+      }
+    },
+    "IfcAdvancedBrep" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcManifoldSolidBrep" ],
+      "fields" : { }
+    },
+    "IfcAdvancedBrepWithVoids" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcAdvancedBrep" ],
+      "fields" : {
+        "Voids" : {
+          "type" : "IfcClosedShell",
+          "reference" : true,
+          "many" : true,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcAdvancedFace" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcFaceSurface" ],
+      "fields" : { }
+    },
+    "IfcAirTerminal" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcFlowTerminal" ],
+      "fields" : {
+        "PredefinedType" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcAirTerminalBox" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcFlowController" ],
+      "fields" : {
+        "PredefinedType" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcAirTerminalBoxType" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcFlowControllerType" ],
+      "fields" : {
+        "PredefinedType" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcAirTerminalType" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcFlowTerminalType" ],
+      "fields" : {
+        "PredefinedType" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcAirToAirHeatRecovery" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcEnergyConversionDevice" ],
+      "fields" : {
+        "PredefinedType" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcAirToAirHeatRecoveryType" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcEnergyConversionDeviceType" ],
+      "fields" : {
+        "PredefinedType" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcAlarm" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcDistributionControlElement" ],
+      "fields" : {
+        "PredefinedType" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcAlarmType" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcDistributionControlElementType" ],
+      "fields" : {
+        "PredefinedType" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcAlignment" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcLinearPositioningElement" ],
+      "fields" : {
+        "PredefinedType" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcAlignmentCant" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcLinearElement" ],
+      "fields" : {
+        "RailHeadDistance" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "RailHeadDistanceAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcAlignmentCantSegment" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcAlignmentParameterSegment" ],
+      "fields" : {
+        "StartDistAlong" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "StartDistAlongAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "HorizontalLength" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "HorizontalLengthAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "StartCantLeft" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "StartCantLeftAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "EndCantLeft" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "EndCantLeftAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "StartCantRight" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "StartCantRightAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "EndCantRight" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "EndCantRightAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "PredefinedType" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcAlignmentHorizontal" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcLinearElement" ],
+      "fields" : { }
+    },
+    "IfcAlignmentHorizontalSegment" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcAlignmentParameterSegment" ],
+      "fields" : {
+        "StartPoint" : {
+          "type" : "IfcCartesianPoint",
+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        },
+        "StartDirection" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "StartDirectionAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "StartRadiusOfCurvature" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "StartRadiusOfCurvatureAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "EndRadiusOfCurvature" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "EndRadiusOfCurvatureAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "SegmentLength" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "SegmentLengthAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "GravityCenterLineHeight" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "GravityCenterLineHeightAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "PredefinedType" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcAlignmentParameterSegment" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : {
+        "StartTag" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "EndTag" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcAlignmentSegment" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcLinearElement" ],
+      "fields" : {
+        "DesignParameters" : {
+          "type" : "IfcAlignmentParameterSegment",
+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcAlignmentVertical" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcLinearElement" ],
+      "fields" : { }
+    },
+    "IfcAlignmentVerticalSegment" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcAlignmentParameterSegment" ],
+      "fields" : {
+        "StartDistAlong" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "StartDistAlongAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "HorizontalLength" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "HorizontalLengthAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "StartHeight" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "StartHeightAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "StartGradient" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "StartGradientAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "EndGradient" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "EndGradientAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "RadiusOfCurvature" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "RadiusOfCurvatureAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "PredefinedType" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcAnnotation" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcProduct" ],
+      "fields" : {
+        "PredefinedType" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "ContainedInStructure" : {
+          "type" : "IfcRelContainedInSpatialStructure",
+          "reference" : true,
+          "many" : true,
+          "inverse" : true
+        }
+      }
+    },
+    "IfcAnnotationFillArea" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcGeometricRepresentationItem" ],
+      "fields" : {
+        "OuterBoundary" : {
+          "type" : "IfcCurve",
+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        },
+        "InnerBoundaries" : {
+          "type" : "IfcCurve",
+          "reference" : true,
+          "many" : true,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcApplication" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : {
+        "ApplicationDeveloper" : {
+          "type" : "IfcOrganization",
+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        },
+        "Version" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "ApplicationFullName" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "ApplicationIdentifier" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcAppliedValue" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcMetricValueSelect", "IfcObjectReferenceSelect", "IfcResourceObjectSelect" ],
+      "fields" : {
+        "Name" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "Description" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "AppliedValue" : {
+          "type" : "IfcAppliedValueSelect",
+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        },
+        "UnitBasis" : {
+          "type" : "IfcMeasureWithUnit",
+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        },
+        "ApplicableDate" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "FixedUntilDate" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "Category" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "Condition" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "ArithmeticOperator" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "Components" : {
+          "type" : "IfcAppliedValue",
+          "reference" : true,
+          "many" : true,
+          "inverse" : false
+        },
+        "HasExternalReference" : {
+          "type" : "IfcExternalReferenceRelationship",
+          "reference" : true,
+          "many" : true,
+          "inverse" : true
+        }
+      }
+    },
+    "IfcApproval" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcResourceObjectSelect" ],
+      "fields" : {
+        "Identifier" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "Name" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "Description" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "TimeOfApproval" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "Status" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "Level" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "Qualifier" : {
+          "type" : "string",
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+          "many" : false,
+          "inverse" : false
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+        "MainPlaneAngleAsString" : {
+          "type" : "string",
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+          "many" : false,
+          "inverse" : false
+        },
+        "SecondaryPlaneAngle" : {
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+          "many" : true,
+          "inverse" : false
+        },
+        "SecondaryPlaneAngleAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : true,
+          "inverse" : false
+        },
+        "LuminousIntensity" : {
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+          "reference" : false,
+          "many" : true,
+          "inverse" : false
+        },
+        "LuminousIntensityAsString" : {
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+          "reference" : false,
+          "many" : true,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcLightFixture" : {
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+      "superclasses" : [ "IfcFlowTerminal" ],
+      "fields" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcLightFixtureType" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcFlowTerminalType" ],
+      "fields" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcLightIntensityDistribution" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcLightDistributionDataSourceSelect" ],
+      "fields" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "DistributionData" : {
+          "type" : "IfcLightDistributionData",
+          "reference" : true,
+          "many" : true,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcLightSource" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcGeometricRepresentationItem" ],
+      "fields" : {
+        "Name" : {
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+          "many" : false,
+          "inverse" : false
+        },
+        "LightColour" : {
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+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        },
+        "AmbientIntensity" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "AmbientIntensityAsString" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "Intensity" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "IntensityAsString" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcLightSourceAmbient" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcLightSource" ],
+      "fields" : { }
+    },
+    "IfcLightSourceDirectional" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcLightSource" ],
+      "fields" : {
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+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcLightSourceGoniometric" : {
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+      "superclasses" : [ "IfcLightSource" ],
+      "fields" : {
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+          "many" : false,
+          "inverse" : false
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+        "ColourAppearance" : {
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+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        },
+        "ColourTemperature" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "ColourTemperatureAsString" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "LuminousFlux" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "LuminousFluxAsString" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "LightEmissionSource" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "LightDistributionDataSource" : {
+          "type" : "IfcLightDistributionDataSourceSelect",
+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcLightSourcePositional" : {
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+      "superclasses" : [ "IfcLightSource" ],
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+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        },
+        "Radius" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "RadiusAsString" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "ConstantAttenuation" : {
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+          "many" : false,
+          "inverse" : false
+        },
+        "ConstantAttenuationAsString" : {
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+          "many" : false,
+          "inverse" : false
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+        "DistanceAttenuation" : {
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+          "many" : false,
+          "inverse" : false
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+        "DistanceAttenuationAsString" : {
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+          "many" : false,
+          "inverse" : false
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+        "QuadricAttenuation" : {
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+          "many" : false,
+          "inverse" : false
+        },
+        "QuadricAttenuationAsString" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcLightSourceSpot" : {
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+      "superclasses" : [ "IfcLightSourcePositional" ],
+      "fields" : {
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+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        },
+        "ConcentrationExponent" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "ConcentrationExponentAsString" : {
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+          "many" : false,
+          "inverse" : false
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+        "SpreadAngle" : {
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+        "SpreadAngleAsString" : {
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+          "many" : false,
+          "inverse" : false
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+        "BeamWidthAngle" : {
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+          "many" : false,
+          "inverse" : false
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+        "BeamWidthAngleAsString" : {
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+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcLine" : {
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+      "superclasses" : [ "IfcCurve" ],
+      "fields" : {
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+          "reference" : true,
+          "many" : false,
+          "inverse" : false
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+        "Dir" : {
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+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcLinearElement" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcProduct" ],
+      "fields" : { }
+    },
+    "IfcLinearPlacement" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcObjectPlacement" ],
+      "fields" : {
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+          "reference" : true,
+          "many" : false,
+          "inverse" : false
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+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcLinearPositioningElement" : {
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+      "superclasses" : [ "IfcPositioningElement" ],
+      "fields" : { }
+    },
+    "IfcLiquidTerminal" : {
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+      "superclasses" : [ "IfcFlowTerminal" ],
+      "fields" : {
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+          "many" : false,
+          "inverse" : false
+        }
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+    },
+    "IfcLiquidTerminalType" : {
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+      "superclasses" : [ "IfcFlowTerminalType" ],
+      "fields" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcLocalPlacement" : {
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+      "superclasses" : [ "IfcObjectPlacement" ],
+      "fields" : {
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+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcLoop" : {
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+      "superclasses" : [ "IfcTopologicalRepresentationItem" ],
+      "fields" : { }
+    },
+    "IfcManifoldSolidBrep" : {
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+      "superclasses" : [ "IfcSolidModel" ],
+      "fields" : {
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+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcMapConversion" : {
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+      "superclasses" : [ "IfcCoordinateOperation" ],
+      "fields" : {
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+          "many" : false,
+          "inverse" : false
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+        "EastingsAsString" : {
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+          "many" : false,
+          "inverse" : false
+        },
+        "Northings" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
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+          "inverse" : false
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+        "OrthogonalHeight" : {
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+          "many" : false,
+          "inverse" : false
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+          "many" : false,
+          "inverse" : false
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+          "many" : false,
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+          "many" : false,
+          "inverse" : false
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+          "many" : false,
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+        "Scale" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
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+      "superclasses" : [ "IfcMapConversion" ],
+      "fields" : {
+        "FactorX" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
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+        "FactorXAsString" : {
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+          "many" : false,
+          "inverse" : false
+        },
+        "FactorY" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
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+          "many" : false,
+          "inverse" : false
+        },
+        "FactorZ" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "FactorZAsString" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
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+      "superclasses" : [ "IfcRepresentationItem" ],
+      "fields" : {
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+          "reference" : true,
+          "many" : false,
+          "inverse" : true
+        },
+        "MappingTarget" : {
+          "type" : "IfcCartesianTransformationOperator",
+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcMarineFacility" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcFacility" ],
+      "fields" : {
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+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcMarinePart" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcFacilityPart" ],
+      "fields" : {
+        "PredefinedType" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcMaterial" : {
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+      "superclasses" : [ "IfcMaterialDefinition" ],
+      "fields" : {
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+          "many" : false,
+          "inverse" : false
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+        "Description" : {
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+          "inverse" : false
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+          "many" : false,
+          "inverse" : false
+        },
+        "HasRepresentation" : {
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+          "reference" : true,
+          "many" : true,
+          "inverse" : true
+        },
+        "IsRelatedWith" : {
+          "type" : "IfcMaterialRelationship",
+          "reference" : true,
+          "many" : true,
+          "inverse" : true
+        },
+        "RelatesTo" : {
+          "type" : "IfcMaterialRelationship",
+          "reference" : true,
+          "many" : true,
+          "inverse" : true
+        }
+      }
+    },
+    "IfcMaterialClassificationRelationship" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : {
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+          "type" : "IfcClassificationSelect",
+          "reference" : true,
+          "many" : true,
+          "inverse" : false
+        },
+        "ClassifiedMaterial" : {
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+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
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+        "Material" : {
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+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        },
+        "Fraction" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
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+        "FractionAsString" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "Category" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
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+        "ToMaterialConstituentSet" : {
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+          "reference" : true,
+          "many" : false,
+          "inverse" : true
+        }
+      }
+    },
+    "IfcMaterialConstituentSet" : {
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+      "superclasses" : [ "IfcMaterialDefinition" ],
+      "fields" : {
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+          "reference" : false,
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+          "inverse" : false
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+        "Description" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
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+          "type" : "IfcMaterialConstituent",
+          "reference" : true,
+          "many" : true,
+          "inverse" : true
+        }
+      }
+    },
+    "IfcMaterialDefinition" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcMaterialSelect", "IfcObjectReferenceSelect", "IfcResourceObjectSelect" ],
+      "fields" : {
+        "AssociatedTo" : {
+          "type" : "IfcRelAssociatesMaterial",
+          "reference" : true,
+          "many" : true,
+          "inverse" : true
+        },
+        "HasExternalReferences" : {
+          "type" : "IfcExternalReferenceRelationship",
+          "reference" : true,
+          "many" : true,
+          "inverse" : true
+        },
+        "HasProperties" : {
+          "type" : "IfcMaterialProperties",
+          "reference" : true,
+          "many" : true,
+          "inverse" : true
+        }
+      }
+    },
+    "IfcMaterialDefinitionRepresentation" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcProductRepresentation" ],
+      "fields" : {
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+          "type" : "IfcMaterial",
+          "reference" : true,
+          "many" : false,
+          "inverse" : true
+        }
+      }
+    },
+    "IfcMaterialLayer" : {
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+      "superclasses" : [ "IfcMaterialDefinition" ],
+      "fields" : {
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+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        },
+        "LayerThickness" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "LayerThicknessAsString" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "IsVentilated" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "Name" : {
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+          "many" : false,
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+          "many" : false,
+          "inverse" : false
+        },
+        "Category" : {
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+          "many" : false,
+          "inverse" : false
+        },
+        "Priority" : {
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+          "many" : false,
+          "inverse" : false
+        },
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+          "reference" : true,
+          "many" : false,
+          "inverse" : true
+        }
+      }
+    },
+    "IfcMaterialLayerSet" : {
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+      "superclasses" : [ "IfcMaterialDefinition" ],
+      "fields" : {
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+          "reference" : true,
+          "many" : true,
+          "inverse" : true
+        },
+        "LayerSetName" : {
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+          "many" : false,
+          "inverse" : false
+        },
+        "Description" : {
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+          "many" : false,
+          "inverse" : false
+        },
+        "TotalThickness" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "TotalThicknessAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcMaterialLayerSetUsage" : {
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+      "superclasses" : [ "IfcMaterialUsageDefinition" ],
+      "fields" : {
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+          "type" : "IfcMaterialLayerSet",
+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        },
+        "LayerSetDirection" : {
+          "type" : "enum",
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+          "many" : true,
+          "inverse" : true
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+          "many" : true,
+          "inverse" : false
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+          "inverse" : false
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+          "inverse" : false
+        }
+      }
+    },
+    "IfcStructuralLoadConfiguration" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcStructuralLoad" ],
+      "fields" : {
+        "Values" : {
+          "type" : "IfcStructuralLoadOrResult",
+          "reference" : true,
+          "many" : true,
+          "inverse" : false
+        },
+        "Locations" : {
+          "type" : "ListOfIfcLengthMeasure",
+          "reference" : true,
+          "many" : true,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcStructuralLoadGroup" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcGroup" ],
+      "fields" : {
+        "PredefinedType" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "ActionType" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "ActionSource" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "Coefficient" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "CoefficientAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "Purpose" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "SourceOfResultGroup" : {
+          "type" : "IfcStructuralResultGroup",
+          "reference" : true,
+          "many" : true,
+          "inverse" : true
+        },
+        "LoadGroupFor" : {
+          "type" : "IfcStructuralAnalysisModel",
+          "reference" : true,
+          "many" : true,
+          "inverse" : true
+        }
+      }
+    },
+    "IfcStructuralLoadLinearForce" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcStructuralLoadStatic" ],
+      "fields" : {
+        "LinearForceX" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "LinearForceXAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "LinearForceY" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "LinearForceYAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "LinearForceZ" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "LinearForceZAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "LinearMomentX" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "LinearMomentXAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "LinearMomentY" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "LinearMomentYAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "LinearMomentZ" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "LinearMomentZAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcStructuralLoadOrResult" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcStructuralLoad" ],
+      "fields" : { }
+    },
+    "IfcStructuralLoadPlanarForce" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcStructuralLoadStatic" ],
+      "fields" : {
+        "PlanarForceX" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "PlanarForceXAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "PlanarForceY" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "PlanarForceYAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "PlanarForceZ" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "PlanarForceZAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcStructuralLoadSingleDisplacement" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcStructuralLoadStatic" ],
+      "fields" : {
+        "DisplacementX" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "DisplacementXAsString" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "DisplacementY" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "DisplacementYAsString" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "DisplacementZ" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "DisplacementZAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "RotationalDisplacementRX" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "RotationalDisplacementRXAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "RotationalDisplacementRY" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "RotationalDisplacementRYAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "RotationalDisplacementRZ" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "RotationalDisplacementRZAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcStructuralLoadSingleDisplacementDistortion" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcStructuralLoadSingleDisplacement" ],
+      "fields" : {
+        "Distortion" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "DistortionAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcStructuralLoadSingleForce" : {
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+      "superclasses" : [ "IfcStructuralLoadStatic" ],
+      "fields" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "ForceXAsString" : {
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+          "many" : false,
+          "inverse" : false
+        },
+        "ForceY" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "ForceYAsString" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "ForceZ" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "ForceZAsString" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "MomentX" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "MomentXAsString" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "MomentY" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "MomentYAsString" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "MomentZ" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "MomentZAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcStructuralLoadSingleForceWarping" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcStructuralLoadSingleForce" ],
+      "fields" : {
+        "WarpingMoment" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "WarpingMomentAsString" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcStructuralLoadStatic" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcStructuralLoadOrResult" ],
+      "fields" : { }
+    },
+    "IfcStructuralLoadTemperature" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcStructuralLoadStatic" ],
+      "fields" : {
+        "DeltaTConstant" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "DeltaTConstantAsString" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "DeltaTY" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "DeltaTYAsString" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "DeltaTZ" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "DeltaTZAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcStructuralMember" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcStructuralItem" ],
+      "fields" : {
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+          "reference" : true,
+          "many" : true,
+          "inverse" : true
+        }
+      }
+    },
+    "IfcStructuralPlanarAction" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcStructuralSurfaceAction" ],
+      "fields" : { }
+    },
+    "IfcStructuralPointAction" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcStructuralAction" ],
+      "fields" : { }
+    },
+    "IfcStructuralPointConnection" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcStructuralConnection" ],
+      "fields" : {
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+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcStructuralPointReaction" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcStructuralReaction" ],
+      "fields" : { }
+    },
+    "IfcStructuralReaction" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcStructuralActivity" ],
+      "fields" : { }
+    },
+    "IfcStructuralResultGroup" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcGroup" ],
+      "fields" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "ResultForLoadGroup" : {
+          "type" : "IfcStructuralLoadGroup",
+          "reference" : true,
+          "many" : false,
+          "inverse" : true
+        },
+        "IsLinear" : {
+          "type" : "enum",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "ResultGroupFor" : {
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+          "reference" : true,
+          "many" : true,
+          "inverse" : true
+        }
+      }
+    },
+    "IfcStructuralSurfaceAction" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcStructuralAction" ],
+      "fields" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
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+        "PredefinedType" : {
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+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
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+      "superclasses" : [ "IfcStructuralConnection" ],
+      "fields" : { }
+    },
+    "IfcStructuralSurfaceMember" : {
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+      "superclasses" : [ "IfcStructuralMember" ],
+      "fields" : {
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+          "many" : false,
+          "inverse" : false
+        },
+        "Thickness" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "ThicknessAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcStructuralSurfaceMemberVarying" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcStructuralSurfaceMember" ],
+      "fields" : { }
+    },
+    "IfcStructuralSurfaceReaction" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcStructuralReaction" ],
+      "fields" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
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+    },
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+      "superclasses" : [ "IfcRepresentation" ],
+      "fields" : { }
+    },
+    "IfcStyledItem" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcRepresentationItem" ],
+      "fields" : {
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+          "reference" : true,
+          "many" : false,
+          "inverse" : true
+        },
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+          "reference" : true,
+          "many" : true,
+          "inverse" : false
+        },
+        "Name" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcStyledRepresentation" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcStyleModel" ],
+      "fields" : { }
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+    "IfcSubContractResource" : {
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+      "superclasses" : [ "IfcConstructionResource" ],
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+          "inverse" : false
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+      "superclasses" : [ "IfcConstructionResourceType" ],
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+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        }
+      }
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+      "superclasses" : [ "IfcGeometricRepresentationItem", "IfcGeometricSetSelect", "IfcSurfaceOrFaceSurface" ],
+      "fields" : {
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+          "many" : false,
+          "inverse" : false
+        }
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+      "superclasses" : [ "IfcCurve", "IfcCurveOnSurface" ],
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+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        },
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+          "many" : true,
+          "inverse" : false
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+        "MasterRepresentation" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
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+      "superclasses" : [ "IfcDirectrixCurveSweptAreaSolid" ],
+      "fields" : {
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+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
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+      "superclasses" : [ "IfcFeatureElement" ],
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+          "reference" : true,
+          "many" : false,
+          "inverse" : true
+        }
+      }
+    },
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+      "superclasses" : [ "IfcSweptSurface" ],
+      "fields" : {
+        "ExtrudedDirection" : {
+          "type" : "IfcDirection",
+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        },
+        "Depth" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        },
+        "DepthAsString" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcSurfaceOfRevolution" : {
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+      "superclasses" : [ "IfcSweptSurface" ],
+      "fields" : {
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+          "reference" : true,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcSurfaceReinforcementArea" : {
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+      "superclasses" : [ "IfcStructuralLoadOrResult" ],
+      "fields" : {
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+          "reference" : false,
+          "many" : true,
+          "inverse" : false
+        },
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+          "many" : true,
+          "inverse" : false
+        },
+        "SurfaceReinforcement2" : {
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+          "reference" : false,
+          "many" : true,
+          "inverse" : false
+        },
+        "SurfaceReinforcement2AsString" : {
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+          "many" : true,
+          "inverse" : false
+        },
+        "ShearReinforcement" : {
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+          "many" : false,
+          "inverse" : false
+        },
+        "ShearReinforcementAsString" : {
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+          "reference" : false,
+          "many" : false,
+          "inverse" : false
+        }
+      }
+    },
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+      "superclasses" : [ "IfcPresentationStyle" ],
+      "fields" : {
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+          "many" : false,
+          "inverse" : false
+        },
+        "Styles" : {
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+          "reference" : true,
+          "many" : true,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcSurfaceStyleLighting" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcPresentationItem", "IfcSurfaceStyleElementSelect" ],
+      "fields" : {
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+          "type" : "IfcColourRgb",
+          "reference" : true,
+          "many" : false,
+          "inverse" : false
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+          "many" : false,
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+          "many" : false,
+          "inverse" : false
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+          "many" : false,
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+          "many" : false,
+          "inverse" : false
+        }
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+          "inverse" : false
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+          "many" : false,
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+          "many" : false,
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+          "many" : false,
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+          "inverse" : false
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+          "inverse" : false
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+          "many" : true,
+          "inverse" : true
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+          "many" : true,
+          "inverse" : true
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+          "many" : true,
+          "inverse" : true
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+          "many" : false,
+          "inverse" : false
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+          "inverse" : false
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+    "IfcMedicalDeviceTypeEnum" : { },
+    "IfcMemberTypeEnum" : { },
+    "IfcMobileTelecommunicationsApplianceTypeEnum" : { },
+    "IfcMooringDeviceTypeEnum" : { },
+    "IfcMotorConnectionTypeEnum" : { },
+    "IfcNavigationElementTypeEnum" : { },
+    "IfcObjectiveEnum" : { },
+    "IfcOccupantTypeEnum" : { },
+    "IfcOpeningElementTypeEnum" : { },
+    "IfcOutletTypeEnum" : { },
+    "IfcPavementTypeEnum" : { },
+    "IfcPerformanceHistoryTypeEnum" : { },
+    "IfcPermeableCoveringOperationEnum" : { },
+    "IfcPermitTypeEnum" : { },
+    "IfcPhysicalOrVirtualEnum" : { },
+    "IfcPileConstructionEnum" : { },
+    "IfcPileTypeEnum" : { },
+    "IfcPipeFittingTypeEnum" : { },
+    "IfcPipeSegmentTypeEnum" : { },
+    "IfcPlateTypeEnum" : { },
+    "IfcPreferredSurfaceCurveRepresentation" : { },
+    "IfcProcedureTypeEnum" : { },
+    "IfcProfileTypeEnum" : { },
+    "IfcProjectOrderTypeEnum" : { },
+    "IfcProjectedOrTrueLengthEnum" : { },
+    "IfcProjectionElementTypeEnum" : { },
+    "IfcPropertySetTemplateTypeEnum" : { },
+    "IfcProtectiveDeviceTrippingUnitTypeEnum" : { },
+    "IfcProtectiveDeviceTypeEnum" : { },
+    "IfcPumpTypeEnum" : { },
+    "IfcRailTypeEnum" : { },
+    "IfcRailingTypeEnum" : { },
+    "IfcRailwayPartTypeEnum" : { },
+    "IfcRailwayTypeEnum" : { },
+    "IfcRampFlightTypeEnum" : { },
+    "IfcRampTypeEnum" : { },
+    "IfcRecurrenceTypeEnum" : { },
+    "IfcReferentTypeEnum" : { },
+    "IfcReflectanceMethodEnum" : { },
+    "IfcReinforcedSoilTypeEnum" : { },
+    "IfcReinforcingBarRoleEnum" : { },
+    "IfcReinforcingBarSurfaceEnum" : { },
+    "IfcReinforcingBarTypeEnum" : { },
+    "IfcReinforcingMeshTypeEnum" : { },
+    "IfcRoadPartTypeEnum" : { },
+    "IfcRoadTypeEnum" : { },
+    "IfcRoleEnum" : { },
+    "IfcRoofTypeEnum" : { },
+    "IfcSIPrefix" : { },
+    "IfcSIUnitName" : { },
+    "IfcSanitaryTerminalTypeEnum" : { },
+    "IfcSectionTypeEnum" : { },
+    "IfcSensorTypeEnum" : { },
+    "IfcSequenceEnum" : { },
+    "IfcShadingDeviceTypeEnum" : { },
+    "IfcSignTypeEnum" : { },
+    "IfcSignalTypeEnum" : { },
+    "IfcSimplePropertyTemplateTypeEnum" : { },
+    "IfcSlabTypeEnum" : { },
+    "IfcSolarDeviceTypeEnum" : { },
+    "IfcSpaceHeaterTypeEnum" : { },
+    "IfcSpaceTypeEnum" : { },
+    "IfcSpatialZoneTypeEnum" : { },
+    "IfcStackTerminalTypeEnum" : { },
+    "IfcStairFlightTypeEnum" : { },
+    "IfcStairTypeEnum" : { },
+    "IfcStateEnum" : { },
+    "IfcStructuralCurveActivityTypeEnum" : { },
+    "IfcStructuralCurveMemberTypeEnum" : { },
+    "IfcStructuralSurfaceActivityTypeEnum" : { },
+    "IfcStructuralSurfaceMemberTypeEnum" : { },
+    "IfcSubContractResourceTypeEnum" : { },
+    "IfcSurfaceFeatureTypeEnum" : { },
+    "IfcSurfaceSide" : { },
+    "IfcSwitchingDeviceTypeEnum" : { },
+    "IfcSystemFurnitureElementTypeEnum" : { },
+    "IfcTankTypeEnum" : { },
+    "IfcTaskDurationEnum" : { },
+    "IfcTaskTypeEnum" : { },
+    "IfcTendonAnchorTypeEnum" : { },
+    "IfcTendonConduitTypeEnum" : { },
+    "IfcTendonTypeEnum" : { },
+    "IfcTextPath" : { },
+    "IfcTimeSeriesDataTypeEnum" : { },
+    "IfcTrackElementTypeEnum" : { },
+    "IfcTransformerTypeEnum" : { },
+    "IfcTransitionCode" : { },
+    "IfcTransportElementTypeEnum" : { },
+    "IfcTrimmingPreference" : { },
+    "IfcTubeBundleTypeEnum" : { },
+    "IfcUnitEnum" : { },
+    "IfcUnitaryControlElementTypeEnum" : { },
+    "IfcUnitaryEquipmentTypeEnum" : { },
+    "IfcValveTypeEnum" : { },
+    "IfcVehicleTypeEnum" : { },
+    "IfcVibrationDamperTypeEnum" : { },
+    "IfcVibrationIsolatorTypeEnum" : { },
+    "IfcVirtualElementTypeEnum" : { },
+    "IfcVoidingFeatureTypeEnum" : { },
+    "IfcWallTypeEnum" : { },
+    "IfcWasteTerminalTypeEnum" : { },
+    "IfcWindowPanelOperationEnum" : { },
+    "IfcWindowPanelPositionEnum" : { },
+    "IfcWindowTypeEnum" : { },
+    "IfcWindowTypePartitioningEnum" : { },
+    "IfcWorkCalendarTypeEnum" : { },
+    "IfcWorkPlanTypeEnum" : { },
+    "IfcWorkScheduleTypeEnum" : { },
+    "IfcArcIndex" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcSegmentIndexSelect" ],
+      "fields" : {
+        "wrappedValue" : {
+          "type" : "long",
+          "reference" : false,
+          "many" : true,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcComplexNumber" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcMeasureValue" ],
+      "fields" : {
+        "wrappedValue" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : true,
+          "inverse" : false
+        },
+        "wrappedValueAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : true,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcLineIndex" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcSegmentIndexSelect" ],
+      "fields" : {
+        "wrappedValue" : {
+          "type" : "long",
+          "reference" : false,
+          "many" : true,
+          "inverse" : false
+        }
+      }
+    },
+    "IfcActorSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcAppliedValueSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcAxis2Placement" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcBendingParameterSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcBooleanOperand" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcClassificationReferenceSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcClassificationSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcColour" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcFillStyleSelect" ],
+      "fields" : { }
+    },
+    "IfcColourOrFactor" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcCoordinateReferenceSystemSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcCsgSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcCurveFontOrScaledCurveFontSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcCurveMeasureSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcCurveOnSurface" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcCurveOrEdgeCurve" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcCurveStyleFontSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcCurveFontOrScaledCurveFontSelect" ],
+      "fields" : { }
+    },
+    "IfcDefinitionSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcDerivedMeasureValue" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcValue" ],
+      "fields" : { }
+    },
+    "IfcDocumentSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcFillStyleSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcGeometricSetSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcGridPlacementDirectionSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcHatchLineDistanceSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcInterferenceSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcLayeredItem" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcLibrarySelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcLightDistributionDataSourceSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcMaterialSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcMeasureValue" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcValue" ],
+      "fields" : { }
+    },
+    "IfcMetricValueSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcModulusOfRotationalSubgradeReactionSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcModulusOfSubgradeReactionSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcModulusOfTranslationalSubgradeReactionSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcObjectReferenceSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcPointOrVertexPoint" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcProcessSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcProductRepresentationSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcProductSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcPropertySetDefinitionSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcResourceObjectSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcResourceSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcRotationalStiffnessSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcSegmentIndexSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcShell" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcSimpleValue" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcValue" ],
+      "fields" : { }
+    },
+    "IfcSizeSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcSolidOrShell" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcSpaceBoundarySelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcSpatialReferenceSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcSpecularHighlightSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcStructuralActivityAssignmentSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcSurfaceOrFaceSurface" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcSurfaceStyleElementSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcTextFontSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcTimeOrRatioSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcTranslationalStiffnessSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcTrimmingSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcUnit" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcValue" : {
+      "domain" : "geometry",
+      "superclasses" : [ "IfcAppliedValueSelect", "IfcMetricValueSelect" ],
+      "fields" : { }
+    },
+    "IfcVectorOrDirection" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "IfcWarpingStiffnessSelect" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : { }
+    },
+    "ListOfIfcCartesianPoint" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : {
+        "List" : {
+          "type" : "IfcCartesianPoint",
+          "reference" : true,
+          "many" : true,
+          "inverse" : false
+        }
+      }
+    },
+    "ListOfIfcLengthMeasure" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : {
+        "List" : {
+          "type" : "IfcLengthMeasure",
+          "reference" : true,
+          "many" : true,
+          "inverse" : false
+        }
+      }
+    },
+    "ListOfIfcNormalisedRatioMeasure" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : {
+        "List" : {
+          "type" : "IfcNormalisedRatioMeasure",
+          "reference" : true,
+          "many" : true,
+          "inverse" : false
+        }
+      }
+    },
+    "ListOfELong" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : {
+        "List" : {
+          "type" : "long",
+          "reference" : false,
+          "many" : true,
+          "inverse" : false
+        }
+      }
+    },
+    "ListOfEDouble" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : {
+        "List" : {
+          "type" : "double",
+          "reference" : false,
+          "many" : true,
+          "inverse" : false
+        },
+        "ListAsString" : {
+          "type" : "string",
+          "reference" : false,
+          "many" : true,
+          "inverse" : false
+        }
+      }
+    },
+    "ListOfIfcParameterValue" : {
+      "domain" : "geometry",
+      "superclasses" : [ ],
+      "fields" : {
+        "List" : {
+          "type" : "IfcParameterValue",
+          "reference" : true,
+          "many" : true,
+          "inverse" : false
+        }
+      }
+    }
+  }
+}
\ No newline at end of file