A blond girl wearing a green jacket walks on a trail along side a metal fence.
A girl is walking by a fence.
The blond girl is on the trail along side a metal fence.  She the girl is on the trail by the fence, she is walking by a fence.
exists e1 e2 s1 s2 x1 x2 x3 x4.(all x5 x6.((n_fence(x5) & of(x5,x6) & n_metal(x6)) -> exists x7.(along(e2,x7) & for(x7,x5) & n_side(x7))) & on(e2,x4) & n_trail(x4) & Actor(e2,x1) & v_walk(e2) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_jacket(x3) & a_green(s2) & Theme(s2,x3) & (x1 = x2) & n_girl(x1) & a_blond(s1) & Theme(s1,x1))
exists e1 x1 x2.(by(e1,x2) & n_fence(x2) & Actor(e1,x1) & v_walk(e1) & n_girl(x1))