(=> (instance ?PE ProtectiveEyewear) (hasPurpose ?PE (=> (exists (?PERSON) (and (instance ?PERSON Human) (wears ?PERSON ?PE))) (exists (?PROTECT ?EYE ?INJ ?I ?T) (and (instance ?PROTECT Process) (instrument ?PROTECT ?PE) (subclass ?INJ (KappaFn ?I (exists (?HUMAN) (and (instance ?I Injuring) (instance ?EYE Eye) (instance ?HUMAN Human) (properPart ?EYE ?HUMAN) (patient ?I ?EYE) (=> (holdsDuring ?T (patient ?I ?PERSON)) (not (holdsDuring ?T (patient ?PROTECT ?PERSON)))))))) (prevents ?PROTECT ?INJ)))))) |
Cars.kif 3482-3509 | |
(subclass ProtectiveEyewear SafetyDevice) | Cars.kif 3478-3478 | |
(subclass ProtectiveEyewear WearableItem) | Cars.kif 3479-3479 |