A man is standing in the street and pointing at something.
A man stands in front of a street sign.
Not all somethings are a street sign.
exists e2 e1 x1 x2 x3 x4.(n_street(x2) & at(e2,x4) & n_thing(x4) & Actor(e2,x3) & v_point(e2) & n_man(x3) & in(e1,x2) & Actor(e1,x1) & v_stand(e1) & n_man(x1))
exists e1 x1 x2 x3 x4.(in(e1,x2) & of(x2,x3) & n_sign(x3) & of(x3,x4) & n_street(x4) & n_front(x2) & Actor(e1,x1) & v_stand(e1) & n_man(x1))