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KB Term:  Term intersection
English Word: 

Sigma KEE - Lever
Lever

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


(documentation Lever EnglishLanguage "Anything which is actually used as a lever, since many things can be used as such, regardless of the intent during their Manufacture. A lever necessarily has a Fulcrum around which the lever exhibits Rotating. A lever has a mechanical advantage at the point of output compared to the point of input of force.") Mid-level-ontology.kif 1706-1711
(externalImage Lever "http://upload.wikimedia.org/wikipedia/commons/thumb/ f/ f2/ Palanca-ejemplo.jpg/ 800px-Palanca-ejemplo.jpg") Mid-level-ontology.kif 1712-1712
(subclass Lever Device) Mid-level-ontology.kif 1704-1704

appearance as argument number 2
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(subclass GunTrigger Lever) Mid-level-ontology.kif 1746-1746
(termFormat EnglishLanguage Lever "lever") Mid-level-ontology.kif 1705-1705

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


(=>
    (and
        (instance ?L Lever)
        (instance ?P Pushing)
        (instance ?M1 Motion)
        (destination ?P ?E1)
        (physicalEnd ?E1 ?L)
        (physicalEnd ?E2 ?L)
        (not
            (equal ?E1 ?E2))
        (holdsDuring
            (ImmediatePastFn
                (WhenFn ?M1))
            (located ?E1 ?P1))
        (holdsDuring
            (ImmediateFutureFn
                (WhenFn ?M1))
            (located ?E1 ?P2))
        (holdsDuring
            (ImmediatePastFn
                (WhenFn ?M1))
            (located ?E2 ?P3))
        (holdsDuring
            (ImmediateFutureFn
                (WhenFn ?M1))
            (located ?E2 ?P4))
        (distance ?P1 ?P2 ?D1)
        (distance ?P3 ?P4 ?D2))
    (greaterThan ?D2 ?D1))
Mid-level-ontology.kif 1719-1739
(=>
    (instance ?L Lever)
    (exists (?A)
        (axis ?A ?L)))
Mid-level-ontology.kif 1714-1717


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