how many musical artists record music in the genre of blood hunt labyrinth?
Value
2839
class class entity
music.artist music.genre m.0115t8qp
music.artist music.genre music.recording
Musical Artist Musical genre Blood Hunt Labyrinth
count none none
music.genre.artists music.genre.recordings
Artists Recordings
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 (COUNT(?x0) AS ?value) WHERE {
SELECT DISTINCT ?x0  WHERE { 
?x0 :type.object.type :music.artist . 
?x1 :type.object.type :music.genre . 
VALUES ?x2 { :m.0115t8qp } 
?x1 :music.genre.artists ?x0 . 
?x1 :music.genre.recordings ?x2 . 
FILTER ( ?x0 != ?x1 && ?x0 != ?x2 && ?x1 != ?x2  )
}
}
(COUNT (AND music.artist (JOIN (R music.genre.artists) (JOIN music.genre.recordings m.0115t8qp))))