The back of a stop sign is visible in front of the stone building.
The wood building in the woods had a sign in front of it
one talks about a stone building and the other states wood building
exists s1 x1 x2 x3 x4 x5 x6.(n_building(x5) & of(x5,x6) & n_stone(x6) & n_back(x1) & in(s1,x4) & of(x4,x5) & n_front(x4) & Theme(s1,x1) & a_visible(s1) & of(x1,x2) & n_sign(x2) & of(x2,x3) & n_stop(x3))
exists e1 x1 x2 x3 x4.(n_thing(x1) & n_wood(x2) & n_wood(x2) & n_building(x1) & of(x1,x2) & in(e1,x4) & of(x4,x1) & n_front(x4) & Theme(e1,x3) & Actor(e1,x1) & v_have(e1) & n_sign(x3) & in(x1,x2))