what is the longest release track of recordings written by robyn ferguson?
Entity
m.011cgpg_
Molested Innocence
class class entity literal
music.release_track music.recording m.0115t775 0^^http://www.w3.org/2001/XMLSchema#int
music.release_track music.recording music.engineer type.float
Release track Musical Recording Robyn Ferguson 0
none none none argmax
music.recording.tracks music.engineer.tracks_engineered music.release_track.length
Tracks Recordings engineered Length
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.release_track . 
?x1 :type.object.type :music.recording . 
VALUES ?x2 { :m.0115t775 } 
{
SELECT (MAX(?y3) AS ?x3)  WHERE { 
?y0 :type.object.type :music.release_track . 
?y1 :type.object.type :music.recording . 
VALUES ?y2 { :m.0115t775 } 
?y1 :music.recording.tracks ?y0 . 
?y2 :music.engineer.tracks_engineered ?y1 . 
?y0 :music.release_track.length ?y3 . 
FILTER ( ?y0 != ?y1 && ?y0 != ?y2 && ?y0 != ?y3 && ?y1 != ?y2 && ?y1 != ?y3 && ?y2 != ?y3  )
}
}
?x1 :music.recording.tracks ?x0 . 
?x2 :music.engineer.tracks_engineered ?x1 . 
?x0 :music.release_track.length ?x3 . 
FILTER ( ?x0 != ?x1 && ?x0 != ?x2 && ?x0 != ?x3 && ?x1 != ?x2 && ?x1 != ?x3 && ?x2 != ?x3  )
}
}
(ARGMAX (AND music.release_track (JOIN (R music.recording.tracks) (JOIN (R music.engineer.tracks_engineered) m.0115t775))) music.release_track.length)