A girl in a red and white costume standing on the street.
A girl dressed in costume standing in the street.
"on the street." and "in the street." mean the same thing, so it follows that it is the same girl in the same costume
exists s1 s2 x1 x2 x3 x4.(n_street(x4) & a_topic(x1) & in(x1,x2) & on(x2,x4) & n_standing(x2) & of(x2,x3) & n_costume(x3) & a_white(s2) & Theme(s2,x2) & a_red(s1) & Theme(s1,x2) & n_girl(x1))
exists e1 s1 x1 x2 x3 x4.(n_street(x4) & a_topic(x1) & in(e1,x3) & in(x3,x4) & n_standing(x3) & a_costume(s1) & Theme(s1,x3) & Theme(e1,x2) & v_dress(e1) & (x1 = x2) & n_girl(x1))