    deferred class
    	CHAIN [G]

    Ancestors
    	CURSOR_STRUCTURE* [G]
    	INDEXABLE* [G, H -> INTEGER_32]
    	SEQUENCE* [G]
    	SEQUENCE* [G]

    Descendants
    	CIRCULAR* [G]
    	DYNAMIC_CHAIN* [G]
    	EV_TABLE
    	LIST* [G]

    Clients
    	CHAIN* [G]
    	EV_APPLICATION_I*
    	TWO_WAY_CHAIN_ITERATOR [G]

    Suppliers
    	BOOLEAN
    	CHAIN* [G]
    	CONTAINER* [G]
    	INTEGER_32
    	INTEGER_INTERVAL
    	LINEAR* [G]
    	SEQUENCE* [G]