PRODUCTION_RULE_MIM
short long

e	Abstract_variable
e	Atomic_formula
e	Attribute_assertion
e	Back_chaining_rule
e	Back_chaining_rule_body
e	Complex_clause
e	Complex_conjunctive_clause
e	Complex_disjunctive_clause
e	Entity_assertion
e	Enum_reference_prefix
e	Extent
e	Fact_type
e	Forward_chaining_rule
e	Forward_chaining_rule_premise
e	Func
e	Global_assignment
e	Ground_fact
e	Literal_conjunction
e	Literal_disjunction
d	Pr_action_items
d	Pr_date_and_time_item
d	Pr_document_reference_item
d	Pr_identification_item
d	Pr_organization_item
d	Pr_person_and_organization_item
e	Row_value
e	Row_variable
e	Rule_action
e	Rule_condition
e	Rule_definition
e	Rule_set
e	Rule_set_group
e	Rule_software_definition
e	Rule_superseded_assignment
d	Rule_superseded_item
e	Rule_supersedence
e	Scalar_variable
e	Simple_clause
e	Symbol