Give the total number of places to which airlines go, who also go to Glasgow?
SELECT DISTINCT COUNT(?uri) WHERE { ?x <http://dbpedia.org/ontology/targetAirport> <http://dbpedia.org/resource/Glasgow_Airport> . ?x <http://dbpedia.org/property/destinations> ?uri  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Place>}
Glasgow_Airport