Crystal - Sigma Knowledge base Browser

appearance as argument number 1

(documentation Crystal ChineseLanguage "Crystal Solid 是一种拥有 CrystallineStructure 的 Substance。")	Geography.kif 7411-7412
(documentation Crystal EnglishLanguage "A Crystal Solid is a Substance with a CrystallineStructure.")	Geography.kif 7408-7409
(subclass Crystal Substance)	Geography.kif 7414-7414	Crystal is a subclass of substance

appearance as argument number 2

(subclass Snowflake Crystal)	Weather.kif 3697-3697	Snowflake is a subclass of crystal
(termFormat ChineseLanguage Crystal "水晶")	Geography.kif 7418-7418	Snowflake is a subclass of crystal
(termFormat EnglishLanguage Crystal "crystal")	Geography.kif 7416-7416	Snowflake is a subclass of crystal

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 7446-7466