who produced the radio program on mt everest?
Entity
m.0c0sl
NPR
class class entity
broadcast.producer radio.radio_program m.0blbd
broadcast.producer radio.radio_program radio.radio_subject
Broadcast Producer Radio program mt everest
none none none
broadcast.content.producer radio.radio_subject.programs_with_this_subject
Producer Programs with this subject
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 :broadcast.producer . 
?x1 :type.object.type :radio.radio_program . 
VALUES ?x2 { :m.0blbd } 
?x1 :broadcast.content.producer ?x0 . 
?x2 :radio.radio_subject.programs_with_this_subject ?x1 . 
FILTER ( ?x0 != ?x1 && ?x0 != ?x2 && ?x1 != ?x2  )
}
}
(AND broadcast.producer (JOIN (R broadcast.content.producer) (JOIN (R radio.radio_subject.programs_with_this_subject) m.0blbd)))