People are walking trough a city street at night.
The aliens are following two dogs.
People walking trough a city street at night in no way refers to aliens following two dogs.
exists e1 x1 x2 x3 x4 x5.(at(e1,x5) & n_night(x5) & Time(e1,x4) & n_trough(x4) & Theme(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_street(x2) & of(x2,x3) & n_city(x3) & n_people(x1))
exists e1 x1 x2.(n_alien(x1) & Theme(e1,x2) & Actor(e1,x1) & v_follow(e1) & n_dog(x2) & card_eq_2(x2))