brian leister is the cover artist of which magazine issue?
Entity
m.0hj0sq7
The Magazine of Fantasy & Science Fiction, December 1991
class entity
book.magazine_issue m.0j1y6wf
book.magazine_issue book.illustrator
Magazine Issue Brian Leister
none none
book.magazine_issue.cover_artist
Cover 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 :book.magazine_issue . 
VALUES ?x1 { :m.0j1y6wf } 
?x0 :book.magazine_issue.cover_artist ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND book.magazine_issue (JOIN book.magazine_issue.cover_artist m.0j1y6wf))