Ключевые слова: arranged, audience, auditorium, business, businessman, chair, chairs, classroom, coaching, conference, congress, convention, convention center, corporate, discussion, discussion panel, empty chair, event, female, forum, gathering, group, hall, hotel, indoor, indoors, institute, interior, lecture, lecture hall, lecturer, listeners, male, meeting, participants, people, presentation, room, row, screen, seat, seating, seats, seminar, speaker, speech, spokesperson, study, symposium, venue,