what airports are operated by meadow lake airport association, inc.?
Entity
m.02x5myy
Meadow Lake Airport
class entity
aviation.airport m.0zf7mj8
aviation.airport aviation.airport_operator
Airport Meadow Lake Airport Association, Inc.
none none
aviation.airport.operator
Operator
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.airport . 
VALUES ?x1 { :m.0zf7mj8 } 
?x0 :aviation.airport.operator ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND aviation.airport (JOIN aviation.airport.operator m.0zf7mj8))