Ключевые слова: architecture, armchair, audience, bench, big, building, business, chair, conference, conference hall, conference room, congress, congress hall, congress room, dolnoslaskie, empty, europe, event, fold, folding chair, gray, hall, indoor, inside, interior, lamp, light, lower, lower silesia, modern, nobody, poland, presentation, projector, room, screen, seat, seating, silesia, stairs, steps, structure, trench, wall, walls, wood, wooden, wooden walls, wroclaw,