    deferred class
    	INDEXABLE [G, H -> INTEGER_32]

    Ancestors
    	TABLE* [G, H]

    Descendants
    	ARRAY [G]
    	CHAIN* [G]
    	INTEGER_INTERVAL
    	SORTED_STRUCT* [G -> COMPARABLE]
    	STRING_32
    	STRING_8

    Clients
    	EV_GRID_CHOICE_ITEM
    	EV_LIST_ITEM_LIST*
    	INDEXABLE* [G, H -> INTEGER_32]

    Suppliers
    	BOOLEAN
    	INDEXABLE* [G, H -> INTEGER_32]
    	INTEGER_32
    	INTEGER_INTERVAL