PRODUCT_DEFINITION_SCHEMA
short long

f	Acyclic_product_category_relationship
f	Acyclic_product_definition_formation_relationship
f	Acyclic_product_definition_relationship
f	Acyclic_product_relationship
f	Get_product_definitions
e	Product
e	Product_category
e	Product_category_relationship
e	Product_definition
e	Product_definition_context_association
e	Product_definition_context_role
e	Product_definition_effectivity
e	Product_definition_formation
e	Product_definition_formation_relationship
e	Product_definition_formation_with_specified_source
e	Product_definition_relationship
e	Product_definition_substitute
e	Product_definition_with_associated_documents
e	Product_related_product_category
e	Product_relationship
d	Source