the voice type baritone is possessed by which opera singer?
Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity
m.0fjdfl m.03ctjgf m.03sz5z m.03cc5bj m.04_rd6 m.0ds16hq m.0fqy4pn m.0ct3gw m.0v1nt_9 m.0_yjggk m.0yqjbn2 m.03ctqbr m.0yql7gw m.0_v69w1
Antonio Tamburini Carlo Tagliabue Titta Ruffo William Walker Dmitri Hvorostovsky Yuri Mazurok Richard Bonelli Mattia Battistini Ashley Riches Paul Hansen Roderick Jones Leone Giraldoni Ronald Lewis Michel de Souza
class entity
music.opera_singer m.0j871
music.opera_singer music.voice
Opera singer Baritone
none none
music.opera_singer.voice_type
Voice Type
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.opera_singer . 
VALUES ?x1 { :m.0j871 } 
?x0 :music.opera_singer.voice_type ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND music.opera_singer (JOIN music.opera_singer.voice_type m.0j871))