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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
(=>
    (and
        (offers ?AGENT ?CATALOG)
        (catalogItem ?CLASS ?CATALOG)
        (subclass ?CLASS Process))
    (capability ?CLASS agent ?AGENT))
Catalog.kif 88-93
(=>
    (and
        (offers ?AGENT ?CATALOG)
        (catalogItem ?PROP ?CATALOG)
        (subclass ?PROP Proposition))
    (modalAttribute
        (exists (?P ?S ?X)
            (and
                (instance ?P ?PROP)
                (realization ?X ?P)
                (instance ?S Selling)
                (patient ?S ?X)
                (agent ?S ?AGENT))) Possibility))
Catalog.kif 64-76
(=>
    (and
        (offers ?AGENT ?CATALOG)
        (catalogItem ?CLASS ?CATALOG)
        (subclass ?CLASS Object)
        (instance ?PROCESSINST ?PROCESS)
        (subclass ?PROCESS Process)
        (instance ?OBJ ?CLASS)
        (patient ?PROCESSINST ?OBJ))
    (capability ?PROCESS agent ?AGENT))
Catalog.kif 98-107
(=>
    (and
        (offers ?AGENT ?CATALOG)
        (catalogItem ?OBJ ?CATALOG)
        (subclass ?OBJ Physical))
    (modalAttribute
        (exists (?S ?X)
            (and
                (instance ?X ?OBJ)
                (instance ?S Selling)
                (agent ?S ?AGENT)
                (patient ?S ?X))) Possibility))
Catalog.kif 51-62


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