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Term 1: Term 2:

(=>
    (and
        (instance ?MENU SetMenu)
        (offers ?AGENT ?MENU)
        (catalogItem ?CLASS ?MENU)
        (subclass ?CLASS PreparedFood)
        (instance ?X ?VLASS)
        (instance ?Y ?CLASS)
        (not
            (equal ?X ?Y))
        (price ?X ?PRICE1 ?AGENT1)
        (price ?Y ?PRICE2 ?AGENT2))
    (equal ?PRICE1 ?PRICE2))
Dining.kif 189-201
(subclass SetMenu Menu) Dining.kif 184-184 Set menu is a subclass of menu


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