The woman in the blue dress is holding out her arm at oncoming traffic.
A woman is wearing a dress.
woman in the blue dress simply means woman is wearing a dress
exists e2 e1 s1 s2 x1 x2 x3 x4 x5.(n_arm(x3) & of(x3,x1) & n_female(x1) & n_dress(x2) & a_blue(s1) & Theme(s1,x2) & n_woman(x1) & a_out(s2) & Manner(e2,s2) & Theme(e2,x3) & Actor(e2,x1) & v_hold(e2) & Theme(e1,x5) & Actor(e1,x4) & v_oncome(e1) & n_traffic(x5) & (x3 = x4) & in(x1,x2))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_dress(x2) & n_woman(x1))