passenger pigeons is an exhibit at what zoo?
Entity
m.0h_ffkt
Passenger Pigeon Memorial
class entity
zoos.zoo_exhibit m.05zlw
zoos.zoo_exhibit biology.organism_classification
Zoo Exhibit passenger pigeons
none none
zoos.zoo_exhibit.species
Species
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 :zoos.zoo_exhibit . 
VALUES ?x1 { :m.05zlw } 
?x0 :zoos.zoo_exhibit.species ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND zoos.zoo_exhibit (JOIN zoos.zoo_exhibit.species m.05zlw))