a dog jumps over another dog as both animals are trying to catch the same ball.
The dog jumps over the other dog.
Dog jumps over the other dog shows both animals.
exists e1 p1 s1 x1 x2 x3 x4.(n_ball(x4) & a_same(s1) & Theme(s1,x4) & n_animal(x3) & exists e2 p2.(Topic(e2,p2) & Actor(e2,x3) & v_try(e2) & exists e3.(Theme(e3,x4) & Actor(e3,x3) & v_catch(e3))) & as(e1,p1) & over(e1,x2) & n_dog(x2) & -(x2 = x1) & n_dog(x1) & n_dog(x1) & Actor(e1,x1) & v_jump(e1))
exists e1 x1.(-(x1 = x1) & n_dog(x1) & n_dog(x1) & over(e1,x1) & Actor(e1,x1) & v_jump(e1))