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KB Term:  Term intersection
English Word: 

  Crystal

Sigma KEE - Crystal
Crystal(crystal)crystal, crystalised, crystalline, crystallized, microcrystalline, twins

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


(documentation Crystal ChineseLanguage "Crystal Solid 是一种拥有 CrystallineStructureSubstance。") Geography.kif 7014-7015
(documentation Crystal EnglishLanguage "A Crystal Solid is a Substance with a CrystallineStructure.") Geography.kif 7011-7012
(subclass Crystal Substance) Geography.kif 7017-7017 Crystal is a subclass of substance

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


(subclass Snowflake Crystal) Weather.kif 3011-3011 Snowflake is a subclass of crystal
(termFormat ChineseLanguage Crystal "水晶") Geography.kif 7021-7021
(termFormat EnglishLanguage Crystal "crystal") Geography.kif 7019-7019

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


(=>
    (and
        (instance ?C Crystal)
        (attribute ?C MonoCrystalline)
        (instance ?SUB Substance)
        (attribute ?SUB Solid)
        (attribute ?SUB PolyCrystalline)
        (instance ?S Substance)
        (surface ?S ?SUB)
        (not
            (part ?C ?S)))
    (exists (?CLNT ?X ?MBR)
        (and
            (instance ?CLNT Collection)
            (memberCount ?CLNT ?X)
            (greaterThanOrEqualTo ?X 4)
            (=>
                (member ?MBR ?CLNT)
                (and
                    (part ?MBR ?SUB)
                    (meetsSpatially ?C ?MBR))))))
Geography.kif 7049-7069


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