Open areas, chair rows, folding chairs, empty, s/w Event, Event, terrains, place, location of the event, preparation, auditorium, chairs, seating, seat, seat rows, installation, order, seat rows, rows, row, seat, seat, sitting, places, many, side by side, consecutively, lined up, identically, same, concurring, patterns, evenly, conformity system symbol, concept, order, regularity, silence, abandoned, neatly, nobody, human-empty, unoccupied, loneliness, view manner, perspectives, gray,