digraph G {
        fontname = "Bitstream Vera Sans"
        fontsize = 8

        node [
                fontname = "Bitstream Vera Sans"
                fontsize = 8
                shape = "record"
        ]

        edge [
                fontname = "Bitstream Vera Sans"
                fontsize = 8
        ]

	Collection [
		   label = "{Collection|size\lcapacity\l}"
		   ]

	Iterable   [
                   label = "{Iterable|collect:\ldo:\l}"
		   ]

	Indexable [
		  label = "{Indexable|at:\l}"
		  ]

	Updatable [
		  label = "{Updatable|at: put:\l}"
		  ]

	Ordered [
		  label = "{Ordered|first\llast\l}"
		  ]

	Uniqueness [
		  label = "{Uniqueness|}"
		  ]


	Growable  [
		  label = "{Growable|add:\l}"
		  ]

	Shrinkable  [
		  label = "{Shrinkable|remove:\l}"
		  ]

	Pushable  [
		  label = "{Pushable|push:\l}"
		  ]

	Poppable  [
		  label = "{Poppable|pop\lpeek\l}"
		  ]

	Resizable [
		  label = "{Resizable|}"
		  ]
		  
	Bag [
		label = "{Bag|}"
		]

	Set [
		label = "{Set|}"
		]

	Array [
		label = "{Array|}"
		]

	LinkedList [
		label = "{LinkedList|}"
		]

	Stack [
		label = "{Stack|}"
		]

	Sortable [
		  label = "{Sortable|sort\lsortUsing:\l}"
		  ]

	String [
		  label = "{String|lowercase\lregexp:\l}"
		  ]

	
        edge [
	     arrowtail = "none"
		arrowhead = "none"
        ]

	Collection -> Iterable
	Collection -> Indexable
	Collection -> Uniqueness
	Collection -> Growable
	Collection -> Shrinkable
	
	Growable -> Resizable
	Shrinkable -> Resizable

	Uniqueness -> Set
	Resizable -> Bag


	Indexable -> Updatable
	
	Iterable -> Ordered
	Iterable -> Bag
	
	Updatable -> Array
	
	Ordered -> Array
	Ordered -> Poppable
	Ordered -> Pushable
	Ordered -> Sortable

	Poppable -> Stack
	Pushable -> Stack

	Array -> String

	Sortable -> LinkedList

	Resizable -> LinkedList

	Bag -> Set
	
}