what car is the sister model of the mercury cougar?
Entity Entity
m.01rx0d m.030b6n
Ford Thunderbird Mercury Mystique
class entity
automotive.model m.02t32j
automotive.model automotive.model
Automobile Model Mercury Cougar
none none
automotive.model.similar
Sister 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 :automotive.model . 
VALUES ?x1 { :m.02t32j } 
?x0 :automotive.model.similar ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND automotive.model (JOIN automotive.model.similar m.02t32j))