A band is playing music in some area.
A band playing their instruments.
Both subjects are playing
exists e1 x1 x2 x3.(in(e1,x3) & n_area(x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_music(x2) & n_band(x1))
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & n_instrument(x3) & of(x3,x1) & n_thing(x1) & (x1 = x2) & n_band(x1))