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ENTITY building_level SUBTYPE OF (product_definition); WHERE wr1: SIZEOF (QUERY (pdr <* USEDIN (SELF, 'BUILDING_STRUCTURE_MIM.' + 'PRODUCT_DEFINITION_RELATIONSHIP.RELATED_PRODUCT_DEFINITION') | 'BUILDING_STRUCTURE_MIM.BUILDING_SECTION' IN TYPEOF (pdr.relating_product_definition))) = 1; END_ENTITY; -- building_level  | 
Entity data types and their attributesproduct_definitionid: identifier; (OPT) description: text; formation: product_definition_formation; frame_of_reference: product_definition_context; (DER) name: label; building_level -  | 
Global rules for this entity data type- | 
public interface EBuilding_level extends EProduct_definition | 
public class CBuilding_level implements EBuilding_level | 
public class ABuilding_level extends AEntitypublic EBuilding_level getByIndex(int index)public EBuilding_level getCurrentMember(SdaiIterator it)  |