to date which is the earliest monarch kingdom?
Entity
m.0vsy37w
Dacian Kingdom
class class literal
royalty.kingdom royalty.monarch 0^^http://www.w3.org/2001/XMLSchema#int
royalty.kingdom royalty.monarch type.datetime
Kingdom Monarch 0
none none argmin
royalty.monarch.kingdom royalty.monarch.from_date
Kingdom From date
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 :royalty.kingdom . 
?x1 :type.object.type :royalty.monarch . 
{
SELECT (MIN(?y2) AS ?x2)  WHERE { 
?y0 :type.object.type :royalty.kingdom . 
?y1 :type.object.type :royalty.monarch . 
?y1 :royalty.monarch.kingdom ?y0 . 
?y1 :royalty.monarch.from_date ?y2 . 
FILTER ( ?y0 != ?y1 && ?y0 != ?y2 && ?y1 != ?y2  )
}
}
?x1 :royalty.monarch.kingdom ?x0 . 
?x1 :royalty.monarch.from_date ?x2 . 
FILTER ( ?x0 != ?x1 && ?x0 != ?x2 && ?x1 != ?x2  )
}
}
(ARGMIN royalty.kingdom (JOIN (R royalty.monarch.kingdom) royalty.monarch.from_date))