what conlang type is the conlang with the earliest date of creation
Entity
m.030wpg
Engineered language
class class literal
language.conlang_purpose language.conlang 0^^http://www.w3.org/2001/XMLSchema#int
language.conlang_purpose language.conlang type.datetime
Conlang type Conlang 0
none none argmin
language.conlang_purpose.languages_of_this_type language.conlang.date_created
Languages of this type Date created
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> PREFIX : <http://rdf.freebase.com/ns/> 
SELECT (?x0 AS ?value) WHERE {
SELECT DISTINCT ?x0  WHERE { 
?x0 :type.object.type :language.conlang_purpose . 
?x1 :type.object.type :language.conlang . 
{
SELECT (MIN(?y2) AS ?x2)  WHERE { 
?y0 :type.object.type :language.conlang_purpose . 
?y1 :type.object.type :language.conlang . 
?y0 :language.conlang_purpose.languages_of_this_type ?y1 . 
?y1 :language.conlang.date_created ?y2 . 
FILTER ( ?y0 != ?y1 && ?y0 != ?y2 && ?y1 != ?y2  )
}
}
?x0 :language.conlang_purpose.languages_of_this_type ?x1 . 
?x1 :language.conlang.date_created ?x2 . 
FILTER ( ?x0 != ?x1 && ?x0 != ?x2 && ?x1 != ?x2  )
}
}
(ARGMIN language.conlang_purpose (JOIN language.conlang_purpose.languages_of_this_type language.conlang.date_created))