An elderly man lies on a couch in an alleyway, both the couch and man are quite dirty.
The man in the alleyway is homeless.
Laying on a couch in an alleyway does not imply the man is homeless.
exists e1 s1 s2 x1 x2 x3 x4 x5.(r_quite(s2) & Theme(s2,x4) & a_dirty(s2) & n_man(x1) & n_man(x1) & n_couch(x5) & subset_of(x1,x4) & subset_of(x5,x4) & in(e1,x3) & n_alleyway(x3) & on(e1,x2) & n_couch(x2) & Actor(e1,x1) & v_lie(e1) & a_elderly(s1) & Theme(s1,x1))
exists s1 x1 x2.(n_alleyway(x2) & n_man(x1) & Theme(s1,x1) & a_homeless(s1) & in(x1,x2))