A girl is jumping in the air.
The girl is playing hopscotch.
You can not infer she is playing hopscotch.
exists e1 x1 x2.(n_air(x2) & in(e1,x2) & Actor(e1,x1) & v_jump(e1) & n_girl(x1))
exists e1 x1 x2.(n_girl(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_hopscotch(x2))