Со скольки странами граничит Иран?
['http://dbpedia.org/resource/Afghanistan', 'http://dbpedia.org/resource/Turkey', 'http://dbpedia.org/resource/Turkmenistan', 'http://dbpedia.org/resource/List_of_countries_and_territories_by_land_borders', 'http://dbpedia.org/resource/Armenia', 'http://dbpedia.org/resource/Azerbaijan', 'http://dbpedia.org/resource/Iraq', 'http://dbpedia.org/resource/Pakistan']