(=>
(and
(listingBuyer ?LISTING ?BUYER)
(instance ?OBJ Object)
(instance ?SITE WebSite)
(patient ?LISTING ?OBJECT)
(hostedOn ?LISTING ?SITE))
(exists (?BUYING)
(and
(instance ?BUYING Buying)
(patient ?BUYING ?OBJ)
(eCommerceSite ?BUYING ?SITE)
(agent ?BUYING ?BUYER)))) |
UXExperimentalTerms.kif 86-98 |
If X buys Y, Z is an instance of object, W is an instance of web site, V is a patient of Y, and Y is hosted on W, then there exists U such that U is an instance of buying, Z is a patient of U, W facilitates U, and X is an agent of U |