A woman sitting at a counter is looking up.
A woman is looking down at a dog.
The woman cannot be looking up if she is looking down.
exists e1 e2 s1 x1 x2 x3.(a_up(s1) & Manner(e2,s1) & Actor(e2,x1) & v_look(e2) & at(e1,x3) & n_counter(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_woman(x1))
exists e1 s1 x1 x2.(a_down(s1) & Manner(e1,s1) & at(e1,x2) & n_dog(x2) & Actor(e1,x1) & v_look(e1) & n_woman(x1))