There are many different colored balls.
Colorful bricks.
Bricks and balls are not the same thing.
exists e2 p1 x1 x3.(n_ball(x3) & Theme(e2,x3) & v_color(e2) & exists e1 x2.((x1 = x2) & -(x2 = x3) & n_ball(x2) & Theme(e1,x2) & v_color(e1) & n_quantity(x2)))
exists s1 x1 x2.(n_brick(x1) & (x1 = x2) & ne_nam_colorful(x2) & a_.(s1) & Theme(s1,x1) & a_topic(x1))