Young girls are practicing for a ballet recital.
The girls are preparing for their recital.
Young girls are girls and practicing for a recital means they are preparing for the recital.
exists e1 s1 x1 x2 x3.(for(e1,x2) & n_recital(x2) & of(x2,x3) & n_ballet(x3) & Actor(e1,x1) & v_practice(e1) & n_girl(x1) & a_young(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_recital(x2) & of(x2,x1) & n_thing(x1) & n_girl(x1) & for(e1,x2) & Actor(e1,x1) & v_prepare(e1))