A woman is dressed as Batgirl on a busy street.
The lady is dressed as superman.
A woman does not have to be a lady.  If a woman is dressed as Batgirl then she is not dressed as superman.
exists e1 s1 x1 x2 x3.(ne_geo_batgirl(x2) & on(e1,x3) & n_street(x3) & a_busy(s1) & Theme(s1,x3) & as(e1,x2) & Theme(e1,x1) & v_dress(e1) & n_woman(x1))
exists e1 x1 x2.(n_lady(x1) & as(e1,x2) & n_superman(x2) & Theme(e1,x1) & v_dress(e1))