A man in a black coat walking down the street.
A man is on a street.
A man walking down the street means that he is on a street.
exists e1 s1 x1 x2 x3 x4.(n_street(x4) & a_topic(x1) & in(x1,x2) & down(e1,x4) & Actor(e1,x3) & v_walk(e1) & (x2 = x3) & n_coat(x2) & a_black(s1) & Theme(s1,x2) & n_man(x1))
exists p1 x1.(exists x2.(on(x1,x2) & n_street(x2)) & n_man(x1))