The dog leaps over the fence in the park.
A dog jumps a fence to get to a squirrel.
We have no indication why the dog jumped the fence.  It may or may not be to get a squirrel.
exists e1 x1 x2 x3.(n_park(x3) & n_fence(x2) & n_dog(x1) & over(e1,x2) & in(x2,x3) & Actor(e1,x1) & v_leap(e1))
exists e1 p1 x1 x2 x3.(Topic(e1,p1) & exists e2 x4.(to(e2,x4) & n_squirrel(x4) & Actor(e2,x1) & v_get(e2)) & Theme(e1,x3) & Actor(e1,x2) & v_jump(e1) & n_fence(x3) & n_dog(x2) & n_dog(x1))