Ключевые слова: audience, auditorium, ceremony, chair, cinema, classical, comfortable, concert, conference, empty, entertainment, event, hall, indoor, industry, inside, interior, leisure, line, listening, many, meeting, movie, music, musical, nobody, opera, orange, performance, performing, play, popular, presentation, projection, public, room, row, seat, seating, seminar, show, showing, sitting, stage, theater, theatrical, yellow,