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Term 1: Term 2:

(=>
    (and
        (instance ?SH SafetyHarness)
        (instance ?PERSON Animal)
        (wears ?PERSON ?SH))
    (hasPurpose ?SH
        (exists (?PROC ?INJ ?I)
            (and
                (instance ?PROC Process)
                (instrument ?PROC ?SH)
                (patient ?PROC ?PERSON)
                (subclass ?INJ
                    (KappaFn ?I
                        (and
                            (instance ?I Injuring)
                            (exists (?F ?H ?T)
                                (and
                                    (instance ?H Human)
                                    (experiencer ?I ?H)
                                    (instance ?F Falling)
                                    (experiencer ?F ?H)
                                    (causes ?F ?I)
                                    (=>
                                        (holdsDuring ?T
                                            (experiencer ?I ?PERSON))
                                        (not
                                            (holdsDuring ?T
                                                (patient ?PROC ?PERSON)))))))))
                (prevents ?PROC ?INJ)))))
Cars.kif 3389-3417
(subclass SafetyHarness SafetyDevice) Cars.kif 3419-3419 Safety harness is a subclass of safety device
(subclass SafetyHarness WearableItem) Cars.kif 3420-3420 Safety harness is a subclass of wearable item


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