A woman with a black purse and a young boy are walking on a path.
The woman and boy are mother and son.
The woman and boy may not be mother and son. She could be a relative, a friend or a babysitter.
exists e1 s1 s2 x1 x2 x3 x4 x5.(on(e1,x5) & n_path(x5) & Actor(e1,x1) & v_walk(e1) & with(x1,x2) & subset_of(x4,x2) & n_boy(x4) & a_young(s2) & Theme(s2,x4) & subset_of(x3,x2) & n_purse(x3) & a_black(s1) & Theme(s1,x3) & n_woman(x1))
exists p1 x1 x2 x3.(n_boy(x3) & n_woman(x2) & subset_of(x3,x1) & subset_of(x2,x1) & exists x4 x5 x6.((x1 = x4) & subset_of(x6,x4) & n_son(x6) & subset_of(x5,x4) & n_mother(x5)))