A girl jumps in the grass.
The girl is seen playing on a freshly mowed lawn.
Jumping does not always imply playing.  Some grass is not freshly mowed.
exists e1 x1 x2.(n_grass(x2) & in(e1,x2) & Actor(e1,x1) & v_jump(e1) & n_girl(x1))
exists e1 p1 x1.(n_girl(x1) & exists e3 e2 x2.(on(e2,x2) & n_lawn(x2) & Theme(e3,x2) & v_mow(e3) & r_freshly(x2) & Actor(e2,x1) & v_play(e2)) & Recipient(e1,p1) & Topic(e1,x1) & v_see(e1))