People walk down a city street at nighttime in front of construction and a "Do Not Enter" street sign.
The people are together in a group.
People that are walking down a city street at nighttime, does not mean they are in a group.
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 s1 x1 x2.(n_people(x1) & in(s1,x2) & n_group(x2) & Theme(s1,x1) & a_together(s1))