what computer is the parent model of the nintendo dual screen?
Entity Entity
m.0bmjxs9 m.04n3cpc
Nintendo 3DS Nintendo DSi
class class entity
computer.computer computer.computer m.028jm0
computer.computer computer.computer computer.computer
Computer Computer nintendo dual screen
none none none
computer.computer.parent_model computer.computer.includes_models
Parent Model Includes Models
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 :computer.computer . 
?x1 :type.object.type :computer.computer . 
VALUES ?x2 { :m.028jm0 } 
?x1 :computer.computer.parent_model ?x0 . 
?x2 :computer.computer.includes_models ?x1 . 
FILTER ( ?x0 != ?x1 && ?x0 != ?x2 && ?x1 != ?x2  )
}
}
(AND computer.computer (JOIN (R computer.computer.parent_model) (JOIN (R computer.computer.includes_models) m.028jm0)))