Three girls wearing shorts, walking.
The three girls are wearing different colored shorts.
Just because three girls are wearing shorts doesn't mean the shorts are different colored.
exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & rel(x3,x4) & n_walking(x4) & n_shorts(x3) & (x1 = x2) & n_girl(x1) & card_eq_3(x1))
exists e2 e1 e3 x1 x2 x3.(n_shorts(x3) & Theme(e2,x3) & v_color(e2) & n_girl(x1) & card_eq_3(x1) & Theme(e3,x2) & Actor(e3,x1) & v_wear(e3) & -(x2 = x3) & n_shorts(x2) & Theme(e1,x2) & v_color(e1))