x1 reflects Caucasian culture in aspect x2.
NOT to be used in the peculiarly North American sense of 'white' as a racial classifier. See also kafkaso, nanrkafkaso/transkafkaso, rontu'a, balkano, rusko, softo, kartuli, xai'otso, zarbaija, tirkece, noxtino, kulnrnoxtci, noxtcin, sakartyvelos, xaiaSTAN, azarbaiDJAN, among others.