A chef prepares food outdoors.
A woman runs down the beach.
A person who runs is not one who simultaneously prepares food.
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_prepare(e1) & n_outdoors(x2) & of(x2,x3) & n_food(x3) & n_chef(x1))
exists e1 x1 x2.(n_beach(x2) & down(e1,x2) & Actor(e1,x1) & v_run(e1) & n_woman(x1))