which cheese is from both the canada and usa?
Entity
m.02952t
Cheese curd
class entity entity
food.cheese m.0d060g m.09c7w0
food.cheese location.country location.country
Cheese Canada usa
none none none
food.cheese.country_of_origin food.cheese.country_of_origin
Country Of Origin Country Of Origin
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 :food.cheese . 
VALUES ?x1 { :m.0d060g } 
VALUES ?x2 { :m.09c7w0 } 
?x0 :food.cheese.country_of_origin ?x1 . 
?x0 :food.cheese.country_of_origin ?x2 . 
FILTER ( ?x0 != ?x1 && ?x0 != ?x2 && ?x1 != ?x2  )
}
}
(AND food.cheese (AND (JOIN food.cheese.country_of_origin m.0d060g) (JOIN food.cheese.country_of_origin m.09c7w0)))