A young boy walks with a bucket on top of his head.
A young boy with a bucket is walking.
in a both sentence head and bucket is none
exists e1 s1 x1 x2 x3 x4.(with(e1,x2) & on(x2,x3) & of(x3,x4) & n_head(x4) & of(x4,x1) & n_male(x1) & n_top(x3) & n_bucket(x2) & Actor(e1,x1) & v_walk(e1) & n_boy(x1) & a_young(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(Actor(e1,x1) & v_walk(e1) & with(x1,x2) & n_bucket(x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1))