The man sits on a sofa under the bridge and litter is all around him.
A homeless man is relaxing.
The man does not necessarily have to be homeless, nor does he need to be relaxing to sit on a sofa.
exists e1 p1 x1 x2 x3 x4.(n_male(x3) & n_bridge(x3) & n_man(x1) & r_all(x4) & around(x4,x3) & n_litter(x4) & under(e1,x3) & on(e1,x2) & n_sofa(x2) & Actor(e1,x1) & v_sit(e1))
exists s1 s2 x1.(Theme(s2,x1) & a_relaxing(s2) & n_man(x1) & a_homeless(s1) & Theme(s1,x1))