A dog is jumping into the water.
The dog is swimming.
jumping into the water and swimming is different.
exists e1 x1 x2.(n_water(x2) & into(e1,x2) & Actor(e1,x1) & v_jump(e1) & n_dog(x1))
exists p1 x1.(n_dog(x1) & exists x2.((x1 = x2) & n_swimming(x2)))