A man sleeping with a young boy sleeping on his lap.
A man with a sleeping child.
man sleeping with a young boy means man with a sleeping child
exists e1 e2 s1 x1 x2 x3 x4 x5.(a_topic(x1) & with(e1,x3) & on(e2,x5) & n_lap(x5) & of(x5,x1) & n_male(x1) & Actor(e2,x4) & v_sleep(e2) & (x3 = x4) & n_boy(x3) & a_young(s1) & Theme(s1,x3) & Actor(e1,x2) & v_sleep(e1) & (x1 = x2) & n_man(x1))
exists e1 x1 x2.(a_topic(x1) & with(x1,x2) & n_child(x2) & Actor(e1,x2) & v_sleep(e1) & n_man(x1))