Ключевые слова: activity, agglomeration, area, building, chain, child, childhood, city, cityscape, cityspace, color, colorful, depopulation, empty, equipment, exercise, fun, game, happy, joy, kid, leisure, metropolis, mortaliter, natality, nobody, outdoor, outside, park, play, playground, population, recreation, recreational, ring, seat, set, shape, sky, structure, summer, swing, town, toy, urban, wood, young,