Ключевые слова: absence, architecture, armchair, audience, auditorium, backgrounds, ceremony, chair, comfortable, convention center, dark, diminishing perspective, domestic room, education, empty, entrance hall, equipment, event, film, group of objects, illuminated, in a row, indoors, inside of, large, lecture hall, lighting equipment, modern, movie, movie theater, night, nightlife, no people, opera, performance, performance space, performing arts event, presentation, projection, projection equipment, projection screen, seat, seminar, sport, stage, stage theater, theatrical performance, vanishing point, velvet,