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Term 1: Term 2:

(=>
    (instance ?HP HearingProtection)
    (hasPurpose ?HP
        (=>
            (and
                (instance ?PERSON Human)
                (wears ?PERSON ?HP))
            (exists (?PROC ?INJ)
                (and
                    (instance ?PROC Process)
                    (subclass ?INJ
                        (KappaFn ?I
                            (and
                                (instance ?I Injuring)
                                (exists (?SOUND ?HEAR ?HUMAN)
                                    (and
                                        (instance ?SOUND RadiatingSound)
                                        (instance ?HEAR Hearing)
                                        (instance ?HUMAN Human)
                                        (patient ?HEAR ?SOUND)
                                        (experiencer ?HEAR ?HUMAN)
                                        (causes ?HEAR ?I)
                                        (experiencer ?I ?HUMAN)))
                                (=>
                                    (holdsDuring ?T
                                        (experiencer ?I ?PERSON))
                                    (not
                                        (holdsDuring ?T
                                            (patient ?PROC ?PERSON)))))))
                    (prevents ?PROC ?INJ)
                    (instrument ?PROC ?HP))))))
Cars.kif 3448-3478
(subclass Hearing Perception) Merge.kif 13008-13008
(subclass Listening Hearing) Merge.kif 13052-13052


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