| (=> (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 |
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| (subclass SetMenu Menu) | Dining.kif 184-184 | SetMenu は Menu の subclass では %n |
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