MotorcycleHelmet - Sigma Knowledge base Browser

appearance as argument number 1

(documentation MotorcycleHelmet EnglishLanguage "A Helmet designed to be worn by the driver of a Motorcycle.")	Cars.kif 4368-4369
(subclass MotorcycleHelmet Helmet)	Cars.kif 4367-4367	Motorcycle helmet is a subclass of Helmet

appearance as argument number 2

(subclass IconHelmet MotorcycleHelmet)	Cars.kif 5157-5157	Icon helmet is a subclass of motorcycle helmet
(termFormat EnglishLanguage MotorcycleHelmet "motorcycle helmet")	Cars.kif 4370-4370

antecedent

(=>
    (instance ?MH MotorcycleHelmet)
    (hasPurpose ?MH
        (exists (?P ?D ?M)
            (and
                (instance ?D Driving)
                (agent ?D ?P)
                (instance ?M Motorcycle)
                (patient ?D ?M)
                (instance ?P Human)
                (holdsDuring
                    (WhenFn ?D)
                    (wears ?P ?MH))))))

Cars.kif 4372-4383

If a physical is an instance of motorcycle helmet,
then the physical has the purpose there exist an entity, another entity and a third entity such that the other entity is an instance of driving and the entity is an agent of the other entity and the third entity is an instance of motorcycle and the third entity is a patient of the other entity and the entity is an instance of human and the entity wears the physical holds during the time of existence of the other entity

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