A group of people are standing on a ledge overlooking low clouds.
The group of people are looking at the sky.
There is no reason to believe that people standing on a ledge are looking at the sky.
exists e1 e2 s1 x1 x2 x3 x4.(for(e1,e2) & Theme(e2,x4) & Actor(e2,x1) & v_overlook(e2) & n_cloud(x4) & a_low(s1) & Theme(s1,x4) & on(e1,x3) & n_ledge(x3) & Actor(e1,x1) & v_stand(e1) & of(x1,x2) & n_people(x2) & n_group(x1))
exists e1 x1 x2 x3.(n_sky(x3) & n_group(x1) & at(e1,x3) & Actor(e1,x1) & v_look(e1) & of(x1,x2) & n_people(x2))