what is the earliest composition on record?
Entity
m.043rxjn
Ce fut en mai
class literal
music.composition 0^^http://www.w3.org/2001/XMLSchema#int
music.composition type.datetime
Composition 0
none argmin
music.composition.date_completed
Date completed
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 :music.composition . 
{
SELECT (MIN(?y1) AS ?x1)  WHERE { 
?y0 :type.object.type :music.composition . 
?y0 :music.composition.date_completed ?y1 . 
FILTER ( ?y0 != ?y1  )
}
}
?x0 :music.composition.date_completed ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(ARGMIN music.composition music.composition.date_completed)