The dog is looking at the water.
The dog is drinking the water.
Looking and drinking the water are two different actions.
exists e1 x1 x2.(n_water(x2) & n_dog(x1) & at(e1,x2) & Actor(e1,x1) & v_look(e1))
exists e1 x1 x2.(n_water(x2) & n_dog(x1) & Theme(e1,x2) & Actor(e1,x1) & v_drink(e1))