Ключевые слова: abstract, architecture, auditorium, background, board, business, chair, classroom, commercial, company, conference, conference room, corporate, corporation, course, design, education, elegance room, elegant room, empty, event, group, hall, indoor, inside, interior, lecture, luxury, meet, meeting, meeting room, modern, nobody, note, office, people, presentation, room, row, seat, seminar, sitting, stage, table, training, training room, university, wall, white,