A girl jumps while dancing on stage.
The girl is getting ready to sky dive.
Dancing and sky dive are different.
exists e1 e2 x1 x2.(while(e1,e2) & on(e2,x2) & n_stage(x2) & Actor(e2,x1) & v_dance(e2) & Actor(e1,x1) & v_jump(e1) & n_girl(x1))
exists e1 p1 x1.(n_girl(x1) & exists s1 x2 x3.(to(s1,x2) & n_dive(x2) & of(x2,x3) & n_sky(x3) & Theme(s1,x1) & a_ready(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_get(e1))