A girl with her hair tied playing the violin.
The girl is performing for her parents.
Just because the girl is playing the violin does not mean she is performing for her parents.
exists e1 e2 x1 x2 x3 x4.(n_violin(x4) & Theme(e2,e1) & Actor(e2,x1) & v_tie(e2) & Theme(e1,x4) & Actor(e1,x3) & v_play(e1) & n_thing(x3) & with(x1,x2) & n_hair(x2) & of(x2,x1) & n_female(x1) & n_girl(x1))
exists e1 x1 x2.(n_parent(x2) & of(x2,x1) & n_female(x1) & n_girl(x1) & for(e1,x2) & Actor(e1,x1) & v_perform(e1))