A girl is wear a green dress.
A boy wearing a suit.
There is either a girl wearing a dress, or a boy wearing a suit.
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_dress(x2) & a_green(s1) & Theme(s1,x2) & n_girl(x1))
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_suit(x3) & (x1 = x2) & n_boy(x1))