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Term 1: Term 2:

(=>
    (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 Eye Organ) Mid-level-ontology.kif 12106-12106 子類 眼睛 and Organ
(subclass Eye AnimalAnatomicalStructure) Mid-level-ontology.kif 12107-12107 子類 眼睛 and 動物解剖結構


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