A soldier stands in front of a portrait.
A person is looking at a picture.
We cannot infer that the person is looking at a picture just because they are near a picture.
exists e1 x1 x2 x3.(in(e1,x2) & of(x2,x3) & n_portrait(x3) & n_front(x2) & Actor(e1,x1) & v_stand(e1) & n_soldier(x1))
exists e1 x1 x2.(at(e1,x2) & n_picture(x2) & Actor(e1,x1) & v_look(e1) & n_person(x1))