A woman in a pink scarf is on a cellphone.
The woman wearing the pink scarf is on her phone.
A woman in a pink scarf is a type of woman, and on a cellphone is a paraphrase of on her phone.
exists p1 s1 x1 x2.(exists x3.(on(x1,x3) & n_cellphone(x3)) & in(x1,x2) & n_scarf(x2) & a_pink(s1) & Theme(s1,x2) & n_woman(x1))
exists e1 p1 s1 x1 x2 x3 x4.(n_phone(x4) & of(x4,x3) & n_female(x3) & n_scarf(x3) & a_pink(s1) & Theme(s1,x3) & n_woman(x1) & on(x1,x4) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & (x1 = x2))