carl sandburg was featured in what radio episode?
Entity
m.05v1_pf
Carl Sandburg at Connemara
class entity
radio.radio_program_episode m.0b281
radio.radio_program_episode radio.radio_subject
Radio program episode Carl Sandburg
none none
radio.radio_program_episode.subjects
Subjects
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 :radio.radio_program_episode . 
VALUES ?x1 { :m.0b281 } 
?x0 :radio.radio_program_episode.subjects ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND radio.radio_program_episode (JOIN radio.radio_program_episode.subjects m.0b281))