what art series is francisco de zurbarán the artist of?
Entity
m.05w3465
Saint Francis
class entity
visual_art.art_series m.02_6nk
visual_art.art_series visual_art.visual_artist
Art Series Francisco de Zurbarán
none none
visual_art.art_series.artist
Artist
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 :visual_art.art_series . 
VALUES ?x1 { :m.02_6nk } 
?x0 :visual_art.art_series.artist ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND visual_art.art_series (JOIN visual_art.art_series.artist m.02_6nk))