which musical soundtrack was initially released the earliest?
Entity
m.03bzn2f
Snow White and the Seven Dwarfs
class literal
theater.musical_soundtrack 0^^http://www.w3.org/2001/XMLSchema#int
theater.musical_soundtrack type.datetime
Musical Soundtrack 0
none argmin
music.album.release_date
Initial release 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 :theater.musical_soundtrack . 
{
SELECT (MIN(?y1) AS ?x1)  WHERE { 
?y0 :type.object.type :theater.musical_soundtrack . 
?y0 :music.album.release_date ?y1 . 
FILTER ( ?y0 != ?y1  )
}
}
?x0 :music.album.release_date ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(ARGMIN theater.musical_soundtrack music.album.release_date)