A street band consisting of four men perform on the sidewalk.
A band performs on a sidewalk.
a band performs on a sidewalk is a rephrasing of four men perform on the sidewalk
exists e2 e1 x1 x2 x3 x4 x5.(n_sidewalk(x5) & on(e2,x5) & Actor(e2,x1) & v_perform(e2) & of(e1,x4) & n_man(x4) & card_eq_4(x4) & Actor(e1,x3) & v_consist(e1) & (x1 = x3) & n_band(x1) & of(x1,x2) & n_street(x2))
exists e1 x1 x2.(on(e1,x2) & n_sidewalk(x2) & Actor(e1,x1) & v_perform(e1) & n_band(x1))