Ключевые слова: attendance, audience, auditorium, blank, chair, chairs, chrome, classical, classroom, cloth, comfortable, concert, conference, congress, cushioned, design, empty, entertainment, event, fabric, fest, free, furniture, hall, handrest, indoor, indoors, interior, lecture, metallic, missing, no one, nobody, plated, presentation, public, red, row, rows, seat, seating, seats, seminar, session, stage, stand, textile, upholstered, vacant, vip,