The boy is playing with a colorful ribbon.
The ribbon is colorful.
ribbon being colorful is a colorful ribbon
exists e1 s1 x1 x2.(n_boy(x1) & with(e1,x2) & n_ribbon(x2) & a_colorful(s1) & Theme(s1,x2) & Actor(e1,x1) & v_play(e1))
exists s1 x1.(n_ribbon(x1) & Theme(s1,x1) & a_colorful(s1))