The bell at the top of the tower appears to be surrounded by some sort of fence or wiring.
There is something surrounding a bell.
The fact fence or wiring is surrounding a tower does not imply something is surrounding the bell.
exists e1 p1 x1 x2 x3.(n_tower(x3) & n_top(x2) & n_bell(x1) & Topic(e1,p1) & Actor(e1,x1) & v_appear(e1) & exists e2.((exists x4 x5.(Actor(e2,x4) & of(x4,x5) & n_fence(x5) & n_sort(x4)) | exists x6.(Actor(e2,x6) & n_wiring(x6))) & Theme(e2,x1) & v_surround(e2)) & at(x1,x2) & of(x2,x3))
exists p1 x1 e1 x2 x3 x4.((x1 = x2) & Theme(e1,x4) & Actor(e1,x3) & v_surround(e1) & n_bell(x4) & (x2 = x3) & n_thing(x2))