A man sleeping on a black couch.
The man is sleeping in his bed.
The man cannot sleep both in his bed and on a couch.
exists e1 s1 x1 x2 x3.(a_topic(x1) & on(e1,x3) & n_couch(x3) & a_black(s1) & Theme(s1,x3) & Actor(e1,x2) & v_sleep(e1) & (x1 = x2) & n_man(x1))
exists e1 x1 x2.(n_bed(x2) & of(x2,x1) & n_male(x1) & n_man(x1) & in(e1,x2) & Actor(e1,x1) & v_sleep(e1))