A woman is walking her dog.
A women running with her cat.
A woman cannot be walking her dog and running with her cat simultaneously.
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_dog(x2) & of(x2,x1) & n_female(x1) & n_woman(x1))
exists e1 x1 x2 x3.(a_topic(x1) & with(e1,x3) & n_cat(x3) & of(x3,x1) & n_female(x1) & Actor(e1,x2) & v_run(e1) & (x1 = x2) & n_woman(x1))