A girl shows her camera to other girls.
A girl shows her purse to the other girls.
A camera and a purse are different objects.
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_show(e1) & to(x2,x3) & -(x3 = x1) & n_girl(x1) & n_girl(x1) & n_girl(x3) & n_camera(x2) & of(x2,x1) & n_female(x1))
exists e1 x1 x2 x3.(-(x3 = x1) & n_girl(x3) & Theme(e1,x2) & Actor(e1,x1) & v_show(e1) & to(x2,x3) & n_girl(x1) & n_girl(x1) & n_purse(x2) & of(x2,x1) & n_female(x1))