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Sigma KEE - TireChain
TireChain(snow chain)snow_chain, tire_chain

appearance as argument number 1
-------------------------


(documentation TireChain EnglishLanguage "Any web of chains designed to be mounted covering a tire, to increase traction of the tire on soft surfaces. While primarily for use on snow in passenger vehicles, these devices can be used on any other soft surface for the same purpose.") Cars.kif 4414-4417
(subclass TireChain Device) Cars.kif 4411-4411 Snow chain is a subclass of device

appearance as argument number 2
-------------------------


(termFormat EnglishLanguage TireChain "snow chain") Cars.kif 4413-4413
(termFormat EnglishLanguage TireChain "tire chain") Cars.kif 4412-4412

antecedent
-------------------------


(=>
    (instance ?TC TireChain)
    (exists (?C)
        (and
            (instance ?C Chain)
            (part ?C ?TC))))
Cars.kif 4419-4424
(=>
    (instance ?TC TireChain)
    (hasPurpose ?TC
        (exists (?V ?W ?F)
            (and
                (instance ?V RoadVehicle)
                (instance ?W Wheel)
                (part ?W ?V)
                (instance ?F Friction)
                (covers ?TC ?W)
                (instrument ?F ?TC)))))
Cars.kif 4426-4436


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