the mitsubishi g3m2 model 21 is a model for which airplane?
Entity
m.0q56v7s
Nippon
class entity
aviation.aircraft m.0qz9xs9
aviation.aircraft aviation.aircraft_model
Aircraft Mitsubishi G3M2 Model 21
none none
aviation.aircraft.model
Model
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 :aviation.aircraft . 
VALUES ?x1 { :m.0qz9xs9 } 
?x0 :aviation.aircraft.model ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND aviation.aircraft (JOIN aviation.aircraft.model m.0qz9xs9))