Hammer - Sigma Knowledge base Browser

appearance as argument number 1

(documentation Hammer EnglishLanguage "A Device that is used to pound Nails into a surface, where they become firmly attached.")	Mid-level-ontology.kif 4275-4276
(externalImage Hammer "http://articulatesoftware.com/SUMOpictures/transportation/ Black_n_White/ HAMMER.png")	pictureList.kif 488-488
(externalImage Hammer "http://upload.wikimedia.org/wikipedia/commons/f/fa/ Hammer.jpg")	pictureList.kif 108-108
(subclass Hammer Device)	Mid-level-ontology.kif 4274-4274	Hammer is a subclass of device

appearance as argument number 2

(termFormat ChineseLanguage Hammer "锤子")	domainEnglishFormat.kif 27322-27322
(termFormat ChineseTraditionalLanguage Hammer "錘子")	domainEnglishFormat.kif 27321-27321
(termFormat EnglishLanguage Hammer "hammer")	domainEnglishFormat.kif 27320-27320

antecedent

(=>
    (instance ?H Hammer)
    (hasPurpose ?H
        (exists (?I ?N)
            (and
                (instance ?I Impelling)
                (instrument ?I ?H)
                (patient ?I ?N)
                (instance ?N Nail)))))

Mid-level-ontology.kif 4278-4286

If a physical is an instance of hammer,
then the physical has the purpose there exist an entity and another entity such that the entity is an instance of impelling and the physical is an instrument for the entity and the other entity is a patient of the entity and the other entity is an instance of nail

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