A man is standing in front of a mirror.
A man is looking at himself in a mirror.
You can not infer he is looking at himself.
exists e1 x1 x2 x3.(in(e1,x2) & of(x2,x3) & n_mirror(x3) & n_front(x2) & Actor(e1,x1) & v_stand(e1) & n_man(x1))
exists e1 x1 x2.(in(e1,x2) & n_mirror(x2) & at(e1,x1) & n_male(x1) & Actor(e1,x1) & v_look(e1) & n_man(x1))