four people walk down a sidewalk at night
A band is performing on the sidewalk.
There can either be four people or a band.
exists e1 s1 x1 x2 x3.(at(e1,x3) & n_night(x3) & a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_sidewalk(x2) & n_people(x1) & card_eq_4(x1))
exists e1 x1 x2.(n_sidewalk(x2) & on(e1,x2) & Actor(e1,x1) & v_perform(e1) & n_band(x1))