Ключевые слова: blank, blank board, cement wall, communication, communication background, concepts, concrete, concrete texture, concrete wall, connection, dirty, dirty wall, global communications, grunge wall, ideas, montreal, montreal city, old, on the phone, pay phone, people, square shape, stained, stained wall, subway station, subway train, telecommunications equipment, telephone, telephone line, textured, two objects, underground, unhygienic, urban scene, wall, white, whiteboard,