Ключевые слова: abstract, activity, adult, arrangement, background, backside, blur, blurred, boy, chair, children, competition, contest, cooperate, crowd, crowded, dance, entertainment, exhibition, female, girl, group, hall, happiness, human, indoor, join, joy, kids, male, management, meeting, movement, parents, participants, participation, party, people, performance, performer, photograph, recreation, row, seat, show, stadium, style, teenage, top view, unrecognizable, vintage, waiting, watching,