Several people standing and looking over a ledge.
People are sitting inside cars.
People cannot be standing and sitting at the same time.
exists e1 e2 s1 s2 x1 x2 x3.(over(e2,x3) & n_ledge(x3) & Actor(e2,x2) & v_look(e2) & n_people(x2) & a_several(s2) & Theme(s2,x2) & Actor(e1,x1) & v_stand(e1) & n_people(x1) & a_several(s1) & Theme(s1,x1))
exists e1 x1 x2.(inside(e1,x2) & n_car(x2) & Actor(e1,x1) & v_sit(e1) & n_people(x1))