A woman with short blond-hair is playing the violin.
A woman with red nails in playing the violin
In the first sentence, it was not stated that she had red nails.
exists e1 s1 x1 x2 x3.(n_violin(x3) & Theme(e1,x3) & Actor(e1,x1) & v_play(e1) & with(x1,x2) & n_blond-hair(x2) & a_short(s1) & Theme(s1,x2) & n_woman(x1))
exists e1 s1 x1 x2 x3 x4.(n_violin(x4) & a_topic(x1) & Theme(e1,x4) & Actor(e1,x3) & v_play(e1) & (x1 = x3) & with(x1,x2) & n_nail(x2) & a_red(s1) & Theme(s1,x2) & n_woman(x1))