A child in a green and white top sits on a railing.
A young person is sitting near a walkway.
Sitting on a railway does not necessarily imply that she is sitting near a walkway.
exists e1 s1 s2 x1 x2 x3.(on(e1,x3) & n_railing(x3) & Actor(e1,x1) & v_sit(e1) & in(x1,x2) & n_top(x2) & a_white(s2) & Theme(s2,x2) & a_green(s1) & Theme(s1,x2) & n_child(x1))
exists e1 s1 x1 x2.(near(e1,x2) & n_walkway(x2) & Actor(e1,x1) & v_sit(e1) & n_person(x1) & a_young(s1) & Theme(s1,x1))