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Term 1: Term 2:

(=>
    (and
        (birthdate ?A ?DAY)
        (instance ?DAY
            (DayFn ?D
                (MonthFn ?M
                    (YearFn ?Y)))))
    (exists (?CLASS ?FUTURE)
        (and
            (birthday ?A ?CLASS)
            (subclass ?CLASS Day)
            (instance ?FUTURE Integer)
            (equal ?CLASS
                (DayFn ?D
                    (MonthFn ?M
                        (YearFn ?FUTURE))))
            (greaterThan ?FUTURE ?Y))))
Mid-level-ontology.kif 24236-24246


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