A child alone on a beach holding a pail.
A child is on the beach with a pail.
With a pail is another way to say holding a pail.
exists e1 x1 x2 x3 x4.(a_topic(x1) & on(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_hold(e1) & n_pail(x4) & (x2 = x3) & n_beach(x2) & r_alone(x1) & n_child(x1))
exists p1 x1 x2.(n_beach(x2) & exists x3.(on(x1,x2) & with(x2,x3) & n_pail(x3)) & n_child(x1))