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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 眼睛 是 器官 的 subclass
(subclass Eye AnimalAnatomicalStructure) Mid-level-ontology.kif 12107-12107 眼睛 是 动物解剖结构 的 subclass


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