Ключевые слова: aisle, arena, bright, chair, color, empty, event, game, green, group, line, mark, modern, multicolor, multilevel, new, number, numbering, numeration, onlooker, orange, outdoor, performance, person, place, plastic, platform, presentation, public, red, row, saturated, seat, section, show, sight, spectacle, spectator, sport, stadium, stand, tribune, vacant, viewer, vip, vivid,