People walk down a city street at nighttime in front of construction and a "Do Not Enter" street sign.
People walk by construction at night.
walk in front of construction is same with walk by the construction
exists e1 x1 x2 x3 x4 x5 x6 x7 x8 x9 x10.(-exists e2.(Actor(e2,x4) & v_enter(e2)) & at(x4,x6) & subset_of(x10,x6) & n_a(x10) & subset_of(x7,x6) & in(x7,x8) & of(x8,x9) & n_construction(x9) & n_front(x8) & n_nighttime(x7) & n_street(x4) & of(x4,x5) & n_city(x5) & down(e1,x2) & n_sign(x2) & of(x2,x3) & n_street(x3) & Actor(e1,x1) & v_walk(e1) & n_people(x1))
exists e1 x1 x2 x3 x4.(a_topic(x1) & Actor(e1,x3) & at(x3,x4) & n_night(x4) & n_construction(x3) & Theme(e1,x2) & v_walk(e1) & (x1 = x2) & n_people(x1))