An old man with glasses is sleeping on a bench.
The old man is homeless.
Sleeping on a bench does not imply homeless.
exists e1 s1 x1 x2 x3.(on(e1,x3) & n_bench(x3) & Actor(e1,x1) & v_sleep(e1) & with(x1,x2) & n_glass(x2) & n_man(x1) & a_old(s1) & Theme(s1,x1))
exists s1 s2 x1.(n_man(x1) & a_old(s1) & Theme(s1,x1) & Theme(s2,x1) & a_homeless(s2))