A homeless man asleep on a sidewalk.
There are no people sleeping.
It is not possible where a man is asleep and also no people are sleeping.
exists s1 x1 x2 x3.(a_topic(x1) & on(x1,x3) & n_sidewalk(x3) & n_asleep(x1) & of(x1,x2) & n_man(x2) & a_homeless(s1) & Theme(s1,x1))
exists p1 x1.-exists e1 x2 x3.((x1 = x2) & Actor(e1,x3) & v_sleep(e1) & (x2 = x3) & n_people(x2))