OptionalexpressExpress IDs to match (for type='expressId')
OptionalifcIFC types to match (for type='ifcType')
OptionalincludeInclude subtypes (e.g., IfcWall includes IfcWallStandardCase)
OptionalmodelModel IDs to match (for type='modelId')
OptionaloperatorComparison operator
OptionalpropertyProperty name (for type='property')
OptionalpropertyProperty set name (for type='property' or 'propertySet')
Type of criterion
OptionalvalueValue to compare against
Single criterion for matching elements