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appearance as argument number 1

(documentation DescendantsFn EnglishLanguage "(DescendantsFn ?PERSON) denotes all and only the descendants of ?PERSON, i.e. the Group consisting of ?OFFSPRING who satisfy the following formula: (ancestor ?OFFSPRING ?PERSON).")	Mid-level-ontology.kif 7490-7492
(domain DescendantsFn 1 Human)	Mid-level-ontology.kif 7488-7488	The number 1 argument of descendants is an instance of human
(instance DescendantsFn UnaryFunction)	Mid-level-ontology.kif 7487-7487	Descendants is an instance of unary function
(range DescendantsFn FamilyGroup)	Mid-level-ontology.kif 7489-7489	The range of descendants is an instance of family group

appearance as argument number 2

(format ChineseLanguage DescendantsFn "%1 的后裔")	domainEnglishFormat.kif 720-720
(format ChineseTraditionalLanguage DescendantsFn "%1 的後裔")	domainEnglishFormat.kif 719-719
(format EnglishLanguage DescendantsFn "the descendants of %1")	domainEnglishFormat.kif 718-718
(termFormat ChineseLanguage DescendantsFn "后人")	domainEnglishFormat.kif 19194-19194
(termFormat ChineseTraditionalLanguage DescendantsFn "後人")	domainEnglishFormat.kif 19193-19193
(termFormat EnglishLanguage DescendantsFn "descendants")	domainEnglishFormat.kif 19192-19192

antecedent

(=>
    (and
        (instance ?PERSON Human)
        (equal
            (DescendantsFn ?PERSON) ?DESCENDANTS))
    (forall (?MEMBER)
        (<=>
            (member ?MEMBER ?DESCENDANTS)
            (ancestor ?MEMBER ?PERSON))))

Mid-level-ontology.kif 7494-7501

If a human is an instance of human and the descendants of the human is equal to a family group,
then for all an organism the organism is a member of the family group if and only if the human is the ancestor of the organism

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KB Term:			Term intersection

English Word: