Ключевые слова: amphitheater, arena, audience, background, baseball, bench, bleachers, chair, concert, construction, elements, empty, entertainment, event, field, football, game, grandstand, line, lines, many, multiple, nobody, numbered, outdoor, outdoors, perspective, place, plastic, public, row, seat, seating, seats, section, sector, sit, soccer, spectator, sport, sports, stadium, stage, stand, stands, theater, tribune, venue,