deferred class
	CONSTRUCT

Ancestors
	TWO_WAY_TREE [G]

Descendants
	AGGREGATE*
	CHOICE*
	REPETITION*
	TERMINAL*

Clients
	AGGREGATE*
	CHOICE*
	CONSTRUCT*
	REPETITION*

Suppliers
	BOOLEAN
	CELL [G]
	CONSTRUCT*
	INPUT
	INTEGER_32
	KEYWORD
	LINKED_LIST [G]
	STD_FILES
	STRING_8
	TOKEN