Four people in dark clothes walk in the same direction.
The group of four were at home, fast asleep.
People that walk cannot be fast asleep.
exists e1 s1 s2 x1 x2 x3.(n_direction(x3) & a_same(s2) & Theme(s2,x3) & in(e1,x3) & Actor(e1,x1) & v_walk(e1) & in(x1,x2) & n_clothes(x2) & a_dark(s1) & Theme(s1,x2) & n_people(x1) & card_eq_4(x1))
exists p1 s1 x1 x2.(n_group(x1) & r_asleep(p1) & a_fast(s1) & Manner(p1,s1) & exists x3.(at(x1,x3) & n_home(x3)) & of(x1,x2) & n_thing(x2) & card_eq_4(x2))