The dog is jumping into the lake.
An animal jumping.
It has already been stated that the dog is jumping.
exists e1 x1 x2.(n_lake(x2) & n_dog(x1) & into(e1,x2) & Actor(e1,x1) & v_jump(e1))
exists e1 x1 x2.(a_topic(x1) & Actor(e1,x2) & v_jump(e1) & (x1 = x2) & n_animal(x1))