SCHEMA PRODUCT_AS_INDIVIDUAL_DEX;


TYPE any_number_value = NUMBER;
END_TYPE;

TYPE any_string_value = STRING;
END_TYPE;

TYPE approval_item = SELECT
   (Address_assignment,
    Applied_state_assignment,
    Applied_state_definition_assignment,
    Assembly_component_relationship,
    Assigned_property,
    Breakdown,
    Breakdown_element,
    Breakdown_element_definition,
    Breakdown_element_realization,
    Breakdown_element_usage,
    Breakdown_element_version,
    Breakdown_version,
    Classification_assignment,
    Date_or_date_time_assignment,
    Digital_document_definition,
    Document_assignment,
    Document_version,
    Effectivity_assignment,
    Envelope,
    Identification_assignment,
    In_zone,
    Message,
    Organization_or_person_in_organization_assignment,
    Organization_relationship,
    Part,
    Part_version,
    Part_view_definition,
    Person_in_organization,
    Physical_document_definition,
    Product_as_planned,
    Product_as_realized,
    Product_category_assignment,
    Product_concept,
    Product_configuration,
    Product_design_to_individual,
    Product_in_slot,
    Product_planned_to_realized,
    Slot_as_planned,
    Slot_as_realized,
    Slot_design,
    Slot_design_to_planned,
    Slot_design_to_realized,
    Slot_on_product,
    Slot_planned_to_realized,
    View_definition_context);
END_TYPE;

TYPE assigned_document_select = SELECT
   (Document,
    Document_definition,
    Document_version,
    File);
END_TYPE;

TYPE breakdown_item = SELECT
   (Breakdown_element_definition,
    Breakdown_element_usage);
END_TYPE;

TYPE classification_item = SELECT
   (Address,
    Address_assignment,
    Applied_state_assignment,
    Applied_state_definition_assignment,
    Approval,
    Approval_assignment,
    Approval_relationship,
    Approval_status,
    Approving_person_organization,
    Assigned_property,
    Breakdown,
    Breakdown_context,
    Breakdown_element,
    Breakdown_element_realization,
    Breakdown_element_usage,
    Breakdown_element_version,
    Calendar_date,
    Class,
    Content_item,
    Context_dependent_unit,
    Date_or_date_time_assignment,
    Date_time,
    Digital_document_definition,
    Digital_file,
    Document,
    Document_assignment,
    Document_location_identification,
    Document_version,
    Effectivity,
    Effectivity_assignment,
    Envelope,
    Envelope_relationship,
    External_item_identification,
    External_source_identification,
    File_location_identification,
    Hardcopy,
    Identification_assignment,
    Market,
    Message,
    Message_relationship,
    Organization,
    Organization_or_person_in_organization_assignment,
    Organization_relationship,
    Part,
    Part_version,
    Part_view_definition,
    Partial_document_assignment,
    Person,
    Person_in_organization,
    Physical_document_definition,
    Product,
    Product_as_planned,
    Product_as_realized,
    Product_category,
    Product_concept,
    Product_configuration,
    Product_design_to_individual,
    Product_planned_to_realized,
    Product_version,
    Product_view_definition,
    Property_representation,
    Representation,
    Representation_context,
    Representation_item,
    Slot_design_to_planned,
    Slot_design_to_realized,
    Slot_planned_to_realized,
    State,
    State_definition,
    State_definition_relationship,
    State_relationship,
    Uncertainty_with_unit,
    Unit,
    Value_with_unit,
    View_definition_context,
    View_definition_relationship);
END_TYPE;

TYPE classified_attribute_select = SELECT
   (Address_assignment,
    Applied_state_assignment,
    Applied_state_definition_assignment,
    Approval,
    Approval_assignment,
    Approval_relationship,
    Approval_status,
    Approving_person_organization,
    Assigned_property,
    Breakdown_context,
    Breakdown_element_realization,
    Breakdown_element_usage,
    Content_item,
    Context_dependent_unit,
    Date_or_date_time_assignment,
    Digital_file,
    Document_assignment,
    Document_location_identification,
    Effectivity,
    Effectivity_assignment,
    Envelope,
    Envelope_relationship,
    External_item_identification,
    External_source_identification,
    File_location_identification,
    Hardcopy,
    Identification_assignment,
    Market,
    Message,
    Message_relationship,
    Organization_or_person_in_organization_assignment,
    Organization_relationship,
    Part_view_definition,
    Partial_document_assignment,
    Person_in_organization,
    Product,
    Product_category,
    Product_concept,
    Product_view_definition,
    Property_representation,
    Representation,
    Representation_context,
    Representation_item,
    State,
    State_definition,
    State_definition_relationship,
    State_relationship,
    Uncertainty_with_unit,
    Unit,
    Value_with_unit,
    View_definition_context,
    View_definition_relationship);
END_TYPE;

TYPE date_or_date_time_item = SELECT
   (Address_assignment,
    Applied_state_assignment,
    Applied_state_definition_assignment,
    Assembly_component_relationship,
    Assigned_property,
    Breakdown,
    Breakdown_element,
    Breakdown_element_realization,
    Breakdown_element_usage,
    Breakdown_version,
    Classification_assignment,
    Date_or_date_time_assignment,
    Digital_document_definition,
    Digital_file,
    Document,
    Document_assignment,
    Document_version,
    Effectivity_assignment,
    Envelope,
    Hardcopy,
    Identification_assignment,
    Message,
    Organization_or_person_in_organization_assignment,
    Organization_relationship,
    Part,
    Part_version,
    Part_view_definition,
    Person,
    Person_in_organization,
    Physical_document_definition,
    Product_as_planned,
    Product_as_realized,
    Product_category_assignment,
    Product_concept,
    Product_configuration,
    Product_design_to_individual,
    Product_in_slot,
    Product_planned_to_realized,
    Product_version,
    Product_view_definition,
    Representation,
    Slot,
    Slot_definition,
    Slot_design_to_planned,
    Slot_design_to_realized,
    Slot_planned_to_realized,
    Slot_version,
    State,
    State_assertion,
    State_assessment,
    State_definition,
    State_definition_relationship,
    State_relationship,
    View_definition_context);
END_TYPE;

TYPE date_or_date_time_select = SELECT
   (Calendar_date,
    Date_time);
END_TYPE;

TYPE date_or_event = SELECT
   (Calendar_date,
    Date_time);
END_TYPE;

TYPE day_in_month_number = INTEGER ;
WHERE
  WR1: {1 <= SELF <= 31};
END_TYPE;

TYPE documented_element_select = SELECT
   (Approval,
    Approval_assignment,
    Assembly_component_relationship,
    Assigned_property,
    Breakdown,
    Breakdown_context,
    Breakdown_element,
    Breakdown_element_realization,
    Breakdown_element_usage,
    Breakdown_version,
    Document,
    Document_definition,
    Document_version,
    Effectivity_assignment,
    Identification_assignment,
    Message,
    Organization,
    Organization_or_person_in_organization_assignment,
    Part,
    Part_version,
    Part_view_definition,
    Person,
    Product,
    Product_as_planned,
    Product_as_realized,
    Product_concept,
    Product_configuration,
    Product_design_to_individual,
    Product_planned_to_realized,
    Product_version,
    Product_view_definition,
    Slot,
    Slot_design_to_planned,
    Slot_design_to_realized,
    Slot_planned_to_realized,
    Slot_version,
    State,
    State_assertion,
    State_assessment,
    State_definition);
END_TYPE;

TYPE effectivity_item = SELECT
   (Address_assignment,
    Approval_assignment,
    Assembly_component_relationship,
    Assigned_property,
    Breakdown,
    Breakdown_element,
    Breakdown_element_definition,
    Breakdown_element_realization,
    Breakdown_element_usage,
    Breakdown_element_version,
    Breakdown_of,
    Breakdown_version,
    Date_or_date_time_assignment,
    Document,
    Document_assignment,
    Document_definition,
    Document_location_identification,
    Document_version,
    Effectivity_assignment,
    File,
    Identification_assignment,
    Organization_or_person_in_organization_assignment,
    Organization_relationship,
    Part,
    Part_version,
    Part_view_definition,
    Person_in_organization,
    Product,
    Product_as_individual,
    Product_configuration,
    Product_design_to_individual,
    Product_in_slot,
    Product_planned_to_realized,
    Product_version,
    Product_view_definition,
    Slot,
    Slot_as_planned,
    Slot_as_realized,
    Slot_definition,
    Slot_design,
    Slot_design_to_planned,
    Slot_design_to_realized,
    Slot_on_product,
    Slot_planned_to_realized,
    Slot_version);
END_TYPE;

TYPE external_identification_item = SELECT
   (Document_definition,
    File);
END_TYPE;

TYPE hour_in_day = INTEGER ;
WHERE
  WR1: {0 <= SELF < 24};
END_TYPE;

TYPE identification_item = SELECT
   (Address,
    Applied_state_assignment,
    Applied_state_definition_assignment,
    Approval,
    Approval_status,
    Assigned_property,
    Breakdown,
    Breakdown_element,
    Breakdown_element_definition,
    Breakdown_element_version,
    Breakdown_version,
    Defined_state_relationship,
    Digital_document_definition,
    Digital_file,
    Document,
    Document_version,
    Hardcopy,
    Organization,
    Organization_or_person_in_organization_assignment,
    Part,
    Part_version,
    Part_view_definition,
    Person,
    Person_in_organization,
    Physical_document_definition,
    Product_as_individual,
    Product_as_planned,
    Product_as_realized,
    Product_concept,
    Product_configuration,
    Slot,
    Slot_definition,
    Slot_version,
    State,
    State_assertion,
    State_assessment,
    State_definition,
    State_definition_relationship,
    State_relationship,
    View_definition_relationship);
END_TYPE;

TYPE in_zone_item = SELECT
   (Product_view_definition);
END_TYPE;

TYPE length_measure = REAL;
END_TYPE;

TYPE measure_value = SELECT
   (any_number_value,
    any_string_value,
    length_measure,
    plane_angle_measure);
END_TYPE;

TYPE message_definer_select = SELECT
   (Organization,
    Person_in_organization);
END_TYPE;

TYPE minute_in_hour = INTEGER ;
WHERE
  WR1: {0 <= SELF <= 59};
END_TYPE;

TYPE month_in_year_number = INTEGER ;
WHERE
  WR1: {1 <= SELF <= 12};
END_TYPE;

TYPE offset_orientation = ENUMERATION OF
   (ahead,
exact,
behind);
END_TYPE;

TYPE organization_or_person_in_organization_item = SELECT
   (Address_assignment,
    Applied_state_assignment,
    Applied_state_definition_assignment,
    Assembly_component_relationship,
    Assigned_property,
    Breakdown,
    Breakdown_element,
    Breakdown_element_realization,
    Breakdown_element_usage,
    Breakdown_version,
    Classification_assignment,
    Date_or_date_time_assignment,
    Digital_document_definition,
    Digital_file,
    Document,
    Document_assignment,
    Document_definition,
    Document_version,
    Effectivity_assignment,
    Envelope,
    Hardcopy,
    Identification_assignment,
    Organization_or_person_in_organization_assignment,
    Part,
    Part_version,
    Part_view_definition,
    Person_in_organization,
    Physical_document_definition,
    Product_as_planned,
    Product_as_realized,
    Product_category,
    Product_category_assignment,
    Product_configuration,
    Product_version,
    Product_view_definition,
    Representation,
    State,
    State_assertion,
    State_assessment,
    State_definition,
    State_definition_relationship,
    State_relationship,
    View_definition_context);
END_TYPE;

TYPE organization_or_person_in_organization_select = SELECT
   (Organization,
    Person_in_organization);
END_TYPE;

TYPE plane_angle_measure = REAL;
END_TYPE;

TYPE product_item = SELECT
   (Product_view_definition,
    View_definition_usage);
END_TYPE;

TYPE property_assignment_select = SELECT
   (Applied_state_assignment,
    Applied_state_definition_assignment,
    Breakdown_element_realization,
    Document_definition,
    Envelope,
    File,
    Organization_or_person_in_organization_assignment,
    Part_view_definition,
    Product_view_definition,
    State,
    State_definition,
    State_definition_relationship,
    State_relationship,
    View_definition_relationship);
END_TYPE;

TYPE second_in_minute = REAL ;
WHERE
  WR1: {0 <= SELF <= 60.000000};
END_TYPE;

TYPE state_definition_of_item = SELECT
   (Assembly_component_relationship,
    Breakdown,
    Breakdown_element,
    Breakdown_element_definition,
    Breakdown_element_realization,
    Breakdown_element_usage,
    Breakdown_element_version,
    Digital_document_definition,
    Digital_file,
    Document,
    Document_version,
    File_location_identification,
    Hardcopy,
    Organization,
    Part,
    Part_version,
    Part_view_definition,
    Person_in_organization,
    Physical_document_definition,
    Product_as_planned,
    Product_as_realized,
    Product_category,
    Product_configuration,
    Product_in_slot,
    Slot,
    Slot_definition,
    Slot_design_to_planned,
    Slot_design_to_realized,
    Slot_on_product,
    Slot_planned_to_realized,
    Slot_version);
END_TYPE;

TYPE state_of_item = SELECT
   (Assembly_component_relationship,
    Breakdown,
    Breakdown_element,
    Breakdown_element_definition,
    Breakdown_element_realization,
    Breakdown_element_usage,
    Breakdown_element_version,
    Breakdown_version,
    Digital_document_definition,
    Digital_file,
    Document,
    Document_version,
    File_location_identification,
    Hardcopy,
    Message,
    Organization,
    Part,
    Part_version,
    Part_view_definition,
    Person_in_organization,
    Physical_document_definition,
    Product,
    Product_as_planned,
    Product_as_realized,
    Product_configuration,
    Product_in_slot,
    Product_version,
    Slot,
    Slot_definition,
    Slot_design_to_planned,
    Slot_design_to_realized,
    Slot_on_product,
    Slot_planned_to_realized,
    Slot_version,
    View_definition_relationship);
END_TYPE;

TYPE version_or_definition = SELECT
   (Product_version,
    Product_view_definition);
END_TYPE;

TYPE year_number = INTEGER;
END_TYPE;

ENTITY Address;
  name : OPTIONAL STRING;
  street_number : OPTIONAL STRING;
  street : OPTIONAL STRING;
  postal_box : OPTIONAL STRING;
  town : OPTIONAL STRING;
  region : OPTIONAL STRING;
  postal_code : OPTIONAL STRING;
  country : OPTIONAL STRING;
  internal_location : OPTIONAL STRING;
  facsimile_number : OPTIONAL STRING;
  telephone_number : OPTIONAL STRING;
  electronic_mail_address : OPTIONAL STRING;
  telex_number : OPTIONAL STRING;
  url : OPTIONAL STRING;
WHERE
  WR1: EXISTS(street_number) OR EXISTS(street) OR EXISTS(postal_box) OR EXISTS(town) OR EXISTS(region) OR EXISTS(postal_code) OR EXISTS(country) OR EXISTS(internal_location) OR EXISTS(facsimile_number) OR EXISTS(telephone_number) OR EXISTS(electronic_mail_address) OR EXISTS(telex_number);
END_ENTITY;

ENTITY Address_assignment;
  address_type : OPTIONAL STRING;
  assigned_address : Address;
  located_person_organizations : SET[1:?] OF organization_or_person_in_organization_select;
END_ENTITY;

ENTITY Amount_of_substance_unit
  SUBTYPE OF (Unit);
END_ENTITY;

ENTITY And_state_cause_effect_definition
  SUBTYPE OF (State_cause_effect_definition);
END_ENTITY;

ENTITY Applied_state_assignment;
  described_state : State;
  assigned_to : state_of_item;
  role : State_role;
END_ENTITY;

ENTITY Applied_state_definition_assignment;
  described_state_definition : State_definition;
  assigned_to : state_definition_of_item;
  role : State_definition_role;
END_ENTITY;

ENTITY Approval;
  status : Approval_status;
  purpose : STRING;
  planned_date : OPTIONAL date_or_date_time_select;
  actual_date : OPTIONAL date_or_date_time_select;
END_ENTITY;

ENTITY Approval_assignment;
  assigned_approval : Approval;
  items : SET[1:?] OF approval_item;
  role : OPTIONAL STRING;
END_ENTITY;

ENTITY Approval_relationship;
  relation_type : STRING;
  description : OPTIONAL STRING;
  relating_approval : Approval;
  related_approval : Approval;
END_ENTITY;

ENTITY Approval_status;
  status_name : STRING;
END_ENTITY;

ENTITY Approving_person_organization;
  person_organization : organization_or_person_in_organization_select;
  approval_date : OPTIONAL date_or_date_time_select;
  authorized_approval : Approval;
  role : OPTIONAL STRING;
END_ENTITY;

ENTITY Assembly_component_relationship
  ABSTRACT SUPERTYPE OF (ONEOF (Next_assembly_usage,
                                Promissory_usage,
                                Component_upper_level_identification))
  SUBTYPE OF (View_definition_usage);
  quantity : OPTIONAL Value_with_unit;
  location_indicator : OPTIONAL STRING;
WHERE
  WR1: NOT EXISTS(quantity) OR NOT ('NUMBER' IN TYPEOF(quantity.value_component)) XOR (quantity.value_component > 0);
END_ENTITY;

ENTITY Assigned_property;
  id : OPTIONAL STRING;
  name : STRING;
  description : OPTIONAL STRING;
  described_element : property_assignment_select;
END_ENTITY;

ENTITY Attribute_classification;
  allowed_value : Class;
  attribute_name : STRING;
  classified_entity : classified_attribute_select;
END_ENTITY;

ENTITY Breakdown
  SUPERTYPE OF (ONEOF (Functional_breakdown,
                       Hybrid_breakdown,
                       Physical_breakdown,
                       System_breakdown,
                       Zone_breakdown))
  SUBTYPE OF (Product);
END_ENTITY;

ENTITY Breakdown_context
  SUPERTYPE OF (ONEOF (Functional_breakdown_context,
                       Hybrid_breakdown_context,
                       Physical_breakdown_context,
                       System_breakdown_context,
                       Zone_breakdown_context));
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  breakdown : Breakdown_version;
  breakdown_element : Breakdown_element_definition;
END_ENTITY;

ENTITY Breakdown_element
  SUPERTYPE OF (ONEOF (Functional_element,
                       Physical_element,
                       System_element,
                       Zone_element))
  SUBTYPE OF (Product);
END_ENTITY;

ENTITY Breakdown_element_definition
  SUPERTYPE OF (ONEOF (Functional_element_definition,
                       Physical_element_definition,
                       System_element_definition,
                       Zone_element_definition))
  SUBTYPE OF (Product_view_definition);
  SELF\Product_view_definition.defined_version : Breakdown_element_version;
END_ENTITY;

ENTITY Breakdown_element_realization
  SUBTYPE OF (Product_definition_element_relationship);
END_ENTITY;

ENTITY Breakdown_element_usage
  SUPERTYPE OF (ONEOF (Functional_element_usage,
                       Hybrid_element_usage,
                       Physical_element_usage,
                       System_element_usage,
                       Zone_element_usage))
  SUBTYPE OF (View_definition_usage);
  name : STRING;
  SELF\View_definition_relationship.relating_view : Breakdown_element_definition;
  SELF\View_definition_relationship.related_view : Breakdown_element_definition;
DERIVE
  parent_element : Breakdown_element_definition := SELF\View_definition_relationship.relating_view;
  child_element : Breakdown_element_definition := SELF\View_definition_relationship.related_view;
END_ENTITY;

ENTITY Breakdown_element_version
  SUPERTYPE OF (ONEOF (Functional_element_version,
                       Physical_element_version,
                       System_element_version,
                       Zone_element_version))
  SUBTYPE OF (Product_version);
  SELF\Product_version.of_product : Breakdown_element;
END_ENTITY;

ENTITY Breakdown_of;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  breakdown : Breakdown_version;
  of_view : Product_view_definition;
END_ENTITY;

ENTITY Breakdown_version
  SUPERTYPE OF (ONEOF (Functional_breakdown_version,
                       Hybrid_breakdown_version,
                       Physical_breakdown_version,
                       System_breakdown_version,
                       Zone_breakdown_version))
  SUBTYPE OF (Product_version);
  SELF\Product_version.of_product : Breakdown;
INVERSE
  breakdown_of : SET[1:1] OF Breakdown_of FOR breakdown;
END_ENTITY;

ENTITY Calendar_date;
  year_component : year_number;
  month_component : month_in_year_number;
  day_component : day_in_month_number;
END_ENTITY;

ENTITY Class;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY Classification_assignment;
  assigned_class : Class;
  items : SET[1:?] OF classification_item;
  role : OPTIONAL STRING;
END_ENTITY;

ENTITY Component_upper_level_identification
  SUBTYPE OF (Assembly_component_relationship);
  upper_assembly_relationship : Assembly_component_relationship;
  sub_assembly_relationship : Next_assembly_usage;
UNIQUE
  UR1: upper_assembly_relationship, sub_assembly_relationship;
WHERE
  WR1: SELF :<>: upper_assembly_relationship;
  WR2: SELF\View_definition_relationship.relating_view :=: upper_assembly_relationship\View_definition_relationship.relating_view;
  WR3: SELF\View_definition_relationship.related_view :=: sub_assembly_relationship\View_definition_relationship.related_view;
  WR4: (upper_assembly_relationship\View_definition_relationship.related_view :=: sub_assembly_relationship\View_definition_relationship.relating_view) OR (SIZEOF(QUERY(pdr <* USEDIN(upper_assembly_relationship\View_definition_relationship.related_view, 'PRODUCT_AS_INDIVIDUAL_DEX.VIEW_DEFINITION_RELATIONSHIP.RELATED_VIEW') | pdr.relating_view :=: sub_assembly_relationship\View_definition_relationship.relating_view)) = 1);
  WR5: SIZEOF(['PRODUCT_AS_INDIVIDUAL_DEX.NEXT_ASSEMBLY_USAGE', 'PRODUCT_AS_INDIVIDUAL_DEX.COMPONENT_UPPER_LEVEL_IDENTIFICATION'] * TYPEOF(upper_assembly_relationship)) = 1;
END_ENTITY;

ENTITY Composition_of_state
  SUBTYPE OF (State_relationship);
DERIVE
  whole : SET[1:?] OF State := SELF\State_relationship.relating;
  part : SET[1:?] OF State := SELF\State_relationship.related;
END_ENTITY;

ENTITY Composition_of_state_definition
  SUBTYPE OF (State_definition_relationship);
DERIVE
  whole : SET[1:?] OF State_definition := SELF\State_definition_relationship.relating;
  part : SET[1:?] OF State_definition := SELF\State_definition_relationship.related;
END_ENTITY;

ENTITY Content_item;
  item_identifier : STRING;
  item_type : STRING;
  access_comment : OPTIONAL STRING;
END_ENTITY;

ENTITY Context_dependent_unit
  SUBTYPE OF (Unit);
WHERE
  WR1: EXISTS(SELF\Unit.name);
END_ENTITY;

ENTITY Conversion_based_unit
  SUBTYPE OF (Unit);
  conversion_factor : Value_with_unit;
WHERE
  WR1: EXISTS(SELF\Unit.name);
END_ENTITY;

ENTITY Date_or_date_time_assignment;
  assigned_date : date_or_date_time_select;
  role : STRING;
  items : SET[1:?] OF date_or_date_time_item;
END_ENTITY;

ENTITY Date_time;
  date_component : Calendar_date;
  time_component : Local_time;
END_ENTITY;

ENTITY Dated_effectivity
  SUBTYPE OF (Effectivity);
  start_bound : date_or_event;
  end_bound : OPTIONAL date_or_event;
END_ENTITY;

ENTITY Defined_state_relationship;
  name : STRING;
  description : OPTIONAL STRING;
  definitive_state : State_assertion;
  defined_state : State_assessment;
END_ENTITY;

ENTITY Derived_unit
  SUBTYPE OF (Unit);
  elements : SET[1:?] OF Derived_unit_element;
END_ENTITY;

ENTITY Derived_unit_element;
  base_unit : Unit;
  exponent : REAL;
END_ENTITY;

ENTITY Digital_document_definition
  SUBTYPE OF (Document_definition);
  files : SET OF Digital_file;
END_ENTITY;

ENTITY Digital_file
  SUBTYPE OF (File);
END_ENTITY;

ENTITY Document
  SUBTYPE OF (Product);
END_ENTITY;

ENTITY Document_assignment;
  assigned_document : assigned_document_select;
  is_assigned_to : documented_element_select;
  role : STRING;
END_ENTITY;

ENTITY Document_definition
  ABSTRACT SUPERTYPE OF (ONEOF (Digital_document_definition,
                                Physical_document_definition));
  id : STRING;
  description : OPTIONAL STRING;
  associated_document_version : Document_version;
END_ENTITY;

ENTITY Document_location_identification
  SUBTYPE OF (External_source_identification);
WHERE
  WR1: 'PRODUCT_AS_INDIVIDUAL_DEX.DOCUMENT_DEFINITION' IN TYPEOF(SELF\External_source_identification.item);
END_ENTITY;

ENTITY Document_version
  SUBTYPE OF (Product_version);
  SELF\Product_version.of_product : Document;
END_ENTITY;

ENTITY Duration
  SUBTYPE OF (Value_with_unit);
WHERE
  WR1: 'PRODUCT_AS_INDIVIDUAL_DEX.' + 'TIME_UNIT' IN TYPEOF(SELF\Value_with_unit.unit);
END_ENTITY;

ENTITY Effectivity
  SUPERTYPE OF (ONEOF (Serial_effectivity,
                       Dated_effectivity,
                       Lot_effectivity,
                       Time_interval_effectivity));
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY Effectivity_assignment;
  assigned_effectivity : Effectivity;
  role : STRING;
  items : SET[1:?] OF effectivity_item;
END_ENTITY;

ENTITY Effectivity_relationship;
  relation_type : STRING;
  description : OPTIONAL STRING;
  relating_effectivity : Effectivity;
  related_effectivity : Effectivity;
END_ENTITY;

ENTITY Electric_current_unit
  SUBTYPE OF (Unit);
END_ENTITY;

ENTITY Envelope;
  id : STRING;
  acknowledge : OPTIONAL STRING;
  wrapping : OPTIONAL Message;
END_ENTITY;

ENTITY Envelope_relationship;
  relating : Envelope;
  related : Envelope;
  relation_type : OPTIONAL STRING;
END_ENTITY;

ENTITY External_class
  SUBTYPE OF (Class);
  external_source : External_class_library;
END_ENTITY;

ENTITY External_class_library;
  id : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY External_item_identification
  SUBTYPE OF (External_source_identification);
  external_id : STRING;
END_ENTITY;

ENTITY External_source_identification;
  source_id : STRING;
  source_type : STRING;
  item : external_identification_item;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY File
  ABSTRACT SUPERTYPE OF (ONEOF (Digital_file,
                                Hardcopy));
  id : STRING;
  version : OPTIONAL STRING;
  contained_data_type : OPTIONAL STRING;
END_ENTITY;

ENTITY File_location_identification
  SUBTYPE OF (External_item_identification);
WHERE
  WR1: 'PRODUCT_AS_INDIVIDUAL_DEX.FILE' IN TYPEOF(SELF\External_source_identification.item);
END_ENTITY;

ENTITY Functional_breakdown
  SUBTYPE OF (Breakdown);
END_ENTITY;

ENTITY Functional_breakdown_context
  SUBTYPE OF (Breakdown_context);
  SELF\Breakdown_context.breakdown : Functional_breakdown_version;
  SELF\Breakdown_context.breakdown_element : Functional_element_definition;
END_ENTITY;

ENTITY Functional_breakdown_version
  SUBTYPE OF (Breakdown_version);
  SELF\Breakdown_version.of_product : Functional_breakdown;
END_ENTITY;

ENTITY Functional_element
  SUBTYPE OF (Breakdown_element);
END_ENTITY;

ENTITY Functional_element_definition
  SUBTYPE OF (Breakdown_element_definition);
  SELF\Breakdown_element_definition.defined_version : Functional_element_version;
END_ENTITY;

ENTITY Functional_element_usage
  SUBTYPE OF (Breakdown_element_usage);
  SELF\View_definition_relationship.relating_view : Functional_element_definition;
  SELF\View_definition_relationship.related_view : Functional_element_definition;
END_ENTITY;

ENTITY Functional_element_version
  SUBTYPE OF (Breakdown_element_version);
  SELF\Breakdown_element_version.of_product : Functional_element;
END_ENTITY;

ENTITY Hardcopy
  SUBTYPE OF (File);
END_ENTITY;

ENTITY Hybrid_breakdown
  SUBTYPE OF (Breakdown);
END_ENTITY;

ENTITY Hybrid_breakdown_context
  SUBTYPE OF (Breakdown_context);
  SELF\Breakdown_context.breakdown : Hybrid_breakdown_version;
END_ENTITY;

ENTITY Hybrid_breakdown_version
  SUBTYPE OF (Breakdown_version);
  SELF\Breakdown_version.of_product : Hybrid_breakdown;
END_ENTITY;

ENTITY Hybrid_element_usage
  SUBTYPE OF (Breakdown_element_usage);
END_ENTITY;

ENTITY Identification_assignment;
  identifier : STRING;
  role : STRING;
  description : OPTIONAL STRING;
  items : SET[1:?] OF identification_item;
END_ENTITY;

ENTITY In_zone;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  located_item : in_zone_item;
  zone : Zone_element_definition;
END_ENTITY;

ENTITY Item_design_association;
  configuration : Product_configuration;
  design : version_or_definition;
UNIQUE
  UR1: configuration, design;
END_ENTITY;

ENTITY Item_usage_effectivity;
  effectivity_domain : Effectivity;
  item_usage_relationship : View_definition_usage;
  resolved_configuration : Item_design_association;
END_ENTITY;

ENTITY Length_unit
  SUBTYPE OF (Unit);
END_ENTITY;

ENTITY Local_time;
  hour_component : hour_in_day;
  minute_component : OPTIONAL minute_in_hour;
  second_component : OPTIONAL second_in_minute;
  zone : Time_offset;
END_ENTITY;

ENTITY Lot_effectivity
  SUBTYPE OF (Effectivity);
  lot_id : STRING;
  lot_size : Value_with_unit;
END_ENTITY;

ENTITY Luminous_intensity_unit
  SUBTYPE OF (Unit);
END_ENTITY;

ENTITY Market;
  name : STRING;
  market_segment_type : OPTIONAL STRING;
END_ENTITY;

ENTITY Mass_unit
  SUBTYPE OF (Unit);
END_ENTITY;

ENTITY Measure_item
  ABSTRACT SUPERTYPE OF (ONEOF (Numerical_item_with_unit))
  SUBTYPE OF (Representation_item);
WHERE
  WR1: SIZEOF(USEDIN(SELF, 'PRODUCT_AS_INDIVIDUAL_DEX.REPRESENTATION.ITEMS')) > 0;
END_ENTITY;

ENTITY Message;
  id : STRING;
  message_type : STRING;
  contains : SET OF Content_item;
  defined_by : OPTIONAL SET OF message_definer_select;
  purpose : OPTIONAL STRING;
END_ENTITY;

ENTITY Message_relationship;
  relating : Message;
  related : Message;
  relation_type : STRING;
END_ENTITY;

ENTITY Next_assembly_usage
  SUBTYPE OF (Assembly_component_relationship);
END_ENTITY;

ENTITY Numerical_item_with_unit
  SUBTYPE OF (Measure_item, Value_with_unit);
END_ENTITY;

ENTITY Numerical_representation_context
  SUBTYPE OF (Representation_context);
  units : OPTIONAL SET[1:?] OF Unit;
  accuracies : OPTIONAL SET[1:?] OF Uncertainty_with_unit;
END_ENTITY;

ENTITY Or_state_cause_effect_definition
  SUBTYPE OF (State_cause_effect_definition);
END_ENTITY;

ENTITY Organization;
  id : STRING;
  name : STRING;
END_ENTITY;

ENTITY Organization_or_person_in_organization_assignment;
  assigned_entity : organization_or_person_in_organization_select;
  role : STRING;
  items : SET[1:?] OF organization_or_person_in_organization_item;
END_ENTITY;

ENTITY Organization_relationship;
  relation_type : STRING;
  description : OPTIONAL STRING;
  relating_organization : Organization;
  related_organization : Organization;
END_ENTITY;

ENTITY Part
  SUBTYPE OF (Product);
WHERE
  WR1: SIZEOF(['part', 'raw material'] * types_of_product(SELF)) = 1;
END_ENTITY;

ENTITY Part_version
  SUBTYPE OF (Product_version);
  SELF\Product_version.of_product : Part;
END_ENTITY;

ENTITY Part_view_definition
  SUBTYPE OF (Product_view_definition);
  SELF\Product_view_definition.defined_version : Part_version;
END_ENTITY;

ENTITY Partial_document_assignment
  SUBTYPE OF (Document_assignment);
  document_portion : STRING;
END_ENTITY;

ENTITY Person;
  last_name : STRING;
  first_name : OPTIONAL STRING;
  middle_names : OPTIONAL LIST[1:?] OF STRING;
  prefix_titles : OPTIONAL LIST[1:?] OF STRING;
  suffix_titles : OPTIONAL LIST[1:?] OF STRING;
END_ENTITY;

ENTITY Person_in_organization;
  concerned_person : Person;
  containing_organization : Organization;
  role : STRING;
UNIQUE
  person_is_unique_in_organization: concerned_person, containing_organization;
END_ENTITY;

ENTITY Physical_breakdown
  SUBTYPE OF (Breakdown);
END_ENTITY;

ENTITY Physical_breakdown_context
  SUBTYPE OF (Breakdown_context);
  SELF\Breakdown_context.breakdown : Physical_breakdown_version;
  SELF\Breakdown_context.breakdown_element : Physical_element_definition;
END_ENTITY;

ENTITY Physical_breakdown_version
  SUBTYPE OF (Breakdown_version);
  SELF\Breakdown_version.of_product : Physical_breakdown;
END_ENTITY;

ENTITY Physical_document_definition
  SUBTYPE OF (Document_definition);
  components : SET OF Hardcopy;
END_ENTITY;

ENTITY Physical_element
  SUBTYPE OF (Breakdown_element);
END_ENTITY;

ENTITY Physical_element_definition
  SUBTYPE OF (Breakdown_element_definition);
  SELF\Breakdown_element_definition.defined_version : Physical_element_version;
END_ENTITY;

ENTITY Physical_element_usage
  SUBTYPE OF (Breakdown_element_usage);
  SELF\View_definition_relationship.relating_view : Physical_element_definition;
  SELF\View_definition_relationship.related_view : Physical_element_definition;
END_ENTITY;

ENTITY Physical_element_version
  SUBTYPE OF (Breakdown_element_version);
  SELF\Breakdown_element_version.of_product : Physical_element;
END_ENTITY;

ENTITY Plane_angle_unit
  SUBTYPE OF (Unit);
END_ENTITY;

ENTITY Product
  ABSTRACT SUPERTYPE OF (ONEOF (Breakdown,
                                Breakdown_element,
                                Document,
                                Part,
                                Slot));
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY Product_as_individual
  ABSTRACT SUPERTYPE OF (ONEOF (Product_as_planned,
                                Product_as_realized))
  SUBTYPE OF (Product_version);
END_ENTITY;

ENTITY Product_as_planned
  SUBTYPE OF (Product_as_individual);
END_ENTITY;

ENTITY Product_as_realized
  SUBTYPE OF (Product_as_individual);
END_ENTITY;

ENTITY Product_category;
  id : OPTIONAL STRING;
  name : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY Product_category_assignment;
  category : Product_category;
  products : SET[1:?] OF Product;
END_ENTITY;

ENTITY Product_concept;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  target_market : OPTIONAL Market;
UNIQUE
  UR1: id;
END_ENTITY;

ENTITY Product_configuration;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  item_context : Product_concept;
INVERSE
  corresponding_design : SET[0:1] OF Item_design_association FOR configuration;
END_ENTITY;

ENTITY Product_definition_element_relationship;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  breakdown : breakdown_item;
  product : product_item;
END_ENTITY;

ENTITY Product_design_to_individual;
  individual_product : Product_as_individual;
  product_version : Product_version;
END_ENTITY;

ENTITY Product_in_slot
  SUBTYPE OF (View_definition_usage);
  name : STRING;
  SELF\View_definition_relationship.related_view : Slot_definition;
DERIVE
  product : Product_view_definition := SELF\View_definition_relationship.relating_view;
  slot : Slot_definition := SELF\View_definition_relationship.related_view;
END_ENTITY;

ENTITY Product_planned_to_realized;
  planned_product : Product_as_planned;
  realized_product : Product_as_realized;
END_ENTITY;

ENTITY Product_version
  ABSTRACT SUPERTYPE OF (ONEOF (Breakdown_element_version,
                                Breakdown_version,
                                Document_version,
                                Part_version,
                                Product_as_individual,
                                Slot_version));
  id : STRING;
  description : OPTIONAL STRING;
  of_product : Product;
END_ENTITY;

ENTITY Product_view_definition
  SUPERTYPE OF (ONEOF (Breakdown_element_definition,
                       Part_view_definition,
                       Slot_definition));
  id : STRING;
  name : OPTIONAL STRING;
  additional_characterization : OPTIONAL STRING;
  initial_context : View_definition_context;
  additional_contexts : SET OF View_definition_context;
  defined_version : Product_version;
WHERE
  WR1: NOT (initial_context IN additional_contexts);
END_ENTITY;

ENTITY Promissory_usage
  SUBTYPE OF (Assembly_component_relationship);
END_ENTITY;

ENTITY Property_representation;
  description : OPTIONAL STRING;
  property : Assigned_property;
  rep : Representation;
  role : OPTIONAL STRING;
END_ENTITY;

ENTITY Property_value_representation
  SUBTYPE OF (Representation);
  SELF\Representation.context_of_items : Numerical_representation_context;
END_ENTITY;

ENTITY Ratio_unit
  SUBTYPE OF (Unit);
END_ENTITY;

ENTITY Representation;
  id : OPTIONAL STRING;
  name : STRING;
  description : OPTIONAL STRING;
  context_of_items : Representation_context;
  items : SET[1:?] OF Representation_item;
END_ENTITY;

ENTITY Representation_context;
  id : STRING;
  kind : STRING;
INVERSE
  representations_in_context : SET[1:?] OF Representation FOR context_of_items;
END_ENTITY;

ENTITY Representation_item;
  name : STRING;
END_ENTITY;

ENTITY Representation_relationship;
  relation_type : STRING;
  description : STRING;
  rep_1 : Representation;
  rep_2 : Representation;
END_ENTITY;

ENTITY Sequence_of_state
  SUBTYPE OF (State_relationship);
DERIVE
  successor : SET[1:?] OF State := SELF\State_relationship.relating;
  predecessor : SET[1:?] OF State := SELF\State_relationship.related;
END_ENTITY;

ENTITY Sequence_of_state_definition
  SUBTYPE OF (State_definition_relationship);
DERIVE
  successor : SET[1:?] OF State_definition := SELF\State_definition_relationship.relating;
  predecessor : SET[1:?] OF State_definition := SELF\State_definition_relationship.related;
END_ENTITY;

ENTITY Serial_effectivity
  SUBTYPE OF (Effectivity);
  start_id : STRING;
  end_id : OPTIONAL STRING;
END_ENTITY;

ENTITY Slot
  SUBTYPE OF (Product);
END_ENTITY;

ENTITY Slot_as_planned
  SUBTYPE OF (Slot_version);
END_ENTITY;

ENTITY Slot_as_realized
  SUBTYPE OF (Slot_version);
END_ENTITY;

ENTITY Slot_definition
  SUBTYPE OF (Product_view_definition);
  SELF\Product_view_definition.defined_version : Slot_version;
END_ENTITY;

ENTITY Slot_design
  SUBTYPE OF (Slot_version);
END_ENTITY;

ENTITY Slot_design_to_planned;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  design : Slot_design;
  planned : Slot_as_planned;
WHERE
  WR1: SELF.design.of_product :=: SELF.planned.of_product;
END_ENTITY;

ENTITY Slot_design_to_realized;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  design : Slot_design;
  realized : Slot_as_realized;
WHERE
  WR1: SELF.design.of_product :=: SELF.realized.of_product;
END_ENTITY;

ENTITY Slot_on_product;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  product : Product_view_definition;
  slot : Slot_definition;
END_ENTITY;

ENTITY Slot_planned_to_realized;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  planned : Slot_as_planned;
  realized : Slot_as_realized;
WHERE
  WR1: SELF.planned.of_product :=: SELF.realized.of_product;
END_ENTITY;

ENTITY Slot_version
  SUPERTYPE OF (ONEOF (Slot_as_planned,
                       Slot_as_realized,
                       Slot_design))
  SUBTYPE OF (Product_version);
  SELF\Product_version.of_product : Slot;
END_ENTITY;

ENTITY Solid_angle_unit
  SUBTYPE OF (Unit);
END_ENTITY;

ENTITY State
  SUPERTYPE OF (ONEOF (State_observed,
                       State_predicted));
  name : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY State_assertion;
  name : STRING;
  description : OPTIONAL STRING;
  asserted_state : State;
  conformance_state : State_definition;
END_ENTITY;

ENTITY State_assessment;
  name : STRING;
  description : OPTIONAL STRING;
  assessed_state : State;
  comparable_state : State_definition;
END_ENTITY;

ENTITY State_cause_effect
  SUBTYPE OF (State_relationship);
DERIVE
  effect : SET[1:?] OF State := SELF\State_relationship.relating;
  cause : SET[1:?] OF State := SELF\State_relationship.related;
END_ENTITY;

ENTITY State_cause_effect_definition
  SUBTYPE OF (State_definition_relationship);
DERIVE
  effect : SET[1:?] OF State_definition := SELF\State_definition_relationship.relating;
  cause : SET[1:?] OF State_definition := SELF\State_definition_relationship.related;
END_ENTITY;

ENTITY State_complement_definition
  SUBTYPE OF (State_definition_relationship);
  set_2 : SET[1:?] OF State_definition;
DERIVE
  universe : SET[1:?] OF State_definition := SELF\State_definition_relationship.relating;
  set_1 : SET[1:?] OF State_definition := SELF\State_definition_relationship.related;
END_ENTITY;

ENTITY State_definition;
  name : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY State_definition_relationship;
  name : STRING;
  description : OPTIONAL STRING;
  relating : SET[1:?] OF State_definition;
  related : SET[1:?] OF State_definition;
END_ENTITY;

ENTITY State_definition_role;
  name : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY State_observed
  SUBTYPE OF (State);
END_ENTITY;

ENTITY State_predicted
  SUBTYPE OF (State);
END_ENTITY;

ENTITY State_predicted_to_observed
  SUBTYPE OF (State_relationship);
  SELF\State_relationship.relating : SET[1:?] OF State_observed;
  SELF\State_relationship.related : SET[1:?] OF State_predicted;
DERIVE
  observed_state : SET[1:?] OF State_observed := SELF\State_relationship.relating;
  predicted_state : SET[1:?] OF State_predicted := SELF\State_relationship.related;
END_ENTITY;

ENTITY State_proper_subset_definition
  SUBTYPE OF (State_definition_relationship);
DERIVE
  proper_subset : SET[1:?] OF State_definition := SELF\State_definition_relationship.related;
  proper_superset : SET[1:?] OF State_definition := SELF\State_definition_relationship.relating;
END_ENTITY;

ENTITY State_relationship;
  name : STRING;
  description : OPTIONAL STRING;
  relating : SET[1:?] OF State;
  related : SET[1:?] OF State;
END_ENTITY;

ENTITY State_role;
  name : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY State_subset_definition
  SUBTYPE OF (State_definition_relationship);
DERIVE
  superset : SET[1:?] OF State_definition := SELF\State_definition_relationship.relating;
  subset : SET[1:?] OF State_definition := SELF\State_definition_relationship.related;
END_ENTITY;

ENTITY State_symptom_definition
  SUBTYPE OF (State_definition_relationship);
DERIVE
  symptom_effect : SET[1:?] OF State_definition := SELF\State_definition_relationship.relating;
  symptom_cause : SET[1:?] OF State_definition := SELF\State_definition_relationship.related;
END_ENTITY;

ENTITY State_transition
  SUBTYPE OF (State_relationship);
DERIVE
  end_state : SET[1:?] OF State := SELF\State_relationship.relating;
  start_state : SET[1:?] OF State := SELF\State_relationship.related;
END_ENTITY;

ENTITY State_transition_definition
  SUBTYPE OF (State_definition_relationship);
DERIVE
  end_state : SET[1:?] OF State_definition := SELF\State_definition_relationship.relating;
  start_state : SET[1:?] OF State_definition := SELF\State_definition_relationship.related;
END_ENTITY;

ENTITY String_representation_item
  SUBTYPE OF (Representation_item);
  string_value : STRING;
END_ENTITY;

ENTITY System_breakdown
  SUBTYPE OF (Breakdown);
END_ENTITY;

ENTITY System_breakdown_context
  SUBTYPE OF (Breakdown_context);
  SELF\Breakdown_context.breakdown : System_breakdown_version;
  SELF\Breakdown_context.breakdown_element : System_element_definition;
END_ENTITY;

ENTITY System_breakdown_version
  SUBTYPE OF (Breakdown_version);
  SELF\Breakdown_version.of_product : System_breakdown;
END_ENTITY;

ENTITY System_element
  SUBTYPE OF (Breakdown_element);
END_ENTITY;

ENTITY System_element_definition
  SUBTYPE OF (Breakdown_element_definition);
  SELF\Breakdown_element_definition.defined_version : System_element_version;
END_ENTITY;

ENTITY System_element_usage
  SUBTYPE OF (Breakdown_element_usage);
  SELF\View_definition_relationship.relating_view : System_element_definition;
  SELF\View_definition_relationship.related_view : System_element_definition;
END_ENTITY;

ENTITY System_element_version
  SUBTYPE OF (Breakdown_element_version);
  SELF\Breakdown_element_version.of_product : System_element;
END_ENTITY;

ENTITY Thermodynamic_temperature_unit
  SUBTYPE OF (Unit);
END_ENTITY;

ENTITY Time_interval;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY Time_interval_effectivity
  SUBTYPE OF (Effectivity);
  effectivity_period : Time_interval;
END_ENTITY;

ENTITY Time_interval_relationship;
  relation_type : STRING;
  description : STRING;
  relating_time_interval : Time_interval;
  related_time_interval : Time_interval;
END_ENTITY;

ENTITY Time_interval_with_bounds
  SUBTYPE OF (Time_interval);
  primary_bound : OPTIONAL date_or_event;
  secondary_bound : OPTIONAL date_or_event;
  duration_from_primary_bound : OPTIONAL Duration;
WHERE
  WR1: NOT (EXISTS(secondary_bound) AND EXISTS(duration_from_primary_bound));
  WR2: EXISTS(primary_bound) OR EXISTS(secondary_bound);
END_ENTITY;

ENTITY Time_offset;
  hour_offset : INTEGER;
  minute_offset : OPTIONAL INTEGER;
  sense : offset_orientation;
DERIVE
  actual_minute_offset : INTEGER := NVL(minute_offset, 0);
WHERE
  WR1: {0 <= hour_offset < 24};
  WR2: {0 <= minute_offset <= 59};
  WR3: NOT (((hour_offset <> 0) OR (actual_minute_offset <> 0)) AND (sense = exact));
END_ENTITY;

ENTITY Time_unit
  SUBTYPE OF (Unit);
END_ENTITY;

ENTITY Uncertainty_with_unit
  SUBTYPE OF (Value_with_unit);
  name : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY Unit
  SUPERTYPE OF (ONEOF (Amount_of_substance_unit,
                       Electric_current_unit,
                       Length_unit,
                       Luminous_intensity_unit,
                       Mass_unit,
                       Plane_angle_unit,
                       Ratio_unit,
                       Solid_angle_unit,
                       Thermodynamic_temperature_unit,
                       Time_unit));
  name : OPTIONAL STRING;
  si_unit : BOOLEAN;
END_ENTITY;

ENTITY Value_with_unit;
  unit : Unit;
  value_component : measure_value;
END_ENTITY;

ENTITY View_definition_context;
  application_domain : STRING;
  life_cycle_stage : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY View_definition_relationship
  ABSTRACT SUPERTYPE OF (ONEOF (View_definition_usage));
  id : STRING;
  relation_type : OPTIONAL STRING;
  description : OPTIONAL STRING;
  relating_view : Product_view_definition;
  related_view : Product_view_definition;
END_ENTITY;

ENTITY View_definition_usage
  SUBTYPE OF (View_definition_relationship);
END_ENTITY;

ENTITY Xor_state_cause_effect_definition
  SUBTYPE OF (State_cause_effect_definition);
END_ENTITY;

ENTITY Zone_breakdown
  SUBTYPE OF (Breakdown);
END_ENTITY;

ENTITY Zone_breakdown_context
  SUBTYPE OF (Breakdown_context);
  SELF\Breakdown_context.breakdown : Zone_breakdown_version;
  SELF\Breakdown_context.breakdown_element : Zone_element_definition;
END_ENTITY;

ENTITY Zone_breakdown_version
  SUBTYPE OF (Breakdown_version);
  SELF\Breakdown_version.of_product : Zone_breakdown;
END_ENTITY;

ENTITY Zone_element
  SUBTYPE OF (Breakdown_element);
END_ENTITY;

ENTITY Zone_element_definition
  SUBTYPE OF (Breakdown_element_definition);
  SELF\Breakdown_element_definition.defined_version : Zone_element_version;
END_ENTITY;

ENTITY Zone_element_usage
  SUBTYPE OF (Breakdown_element_usage);
  SELF\View_definition_relationship.relating_view : Zone_element_definition;
  SELF\View_definition_relationship.related_view : Zone_element_definition;
END_ENTITY;

ENTITY Zone_element_version
  SUBTYPE OF (Breakdown_element_version);
  SELF\Breakdown_element_version.of_product : Zone_element;
END_ENTITY;

FUNCTION types_of_product
 (obj : Product) : SET OF STRING;

  LOCAL
    category_assignments : BAG OF Product_category_assignment;
    categories : SET OF STRING := [];
    i : INTEGER;
  END_LOCAL;

  category_assignments := USEDIN(obj, 'PRODUCT_AS_INDIVIDUAL_DEX.PRODUCT_CATEGORY_ASSIGNMENT.PRODUCTS');
  REPEAT i := LOINDEX(category_assignments) TO HIINDEX(category_assignments);
    categories := categories + category_assignments[i].category.name;
  END_REPEAT;
  RETURN (categories);
      

END_FUNCTION;