The back of a stop sign is visible in front of the stone building.
The stone building is near a stop sign.
The stop sign is visible in front of the building is the same as saying the building is near a stop sign.
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 p1 x1 x2.(n_building(x1) & of(x1,x2) & n_stone(x2) & exists x3 x4.(near(x1,x3) & n_sign(x3) & of(x3,x4) & n_stop(x4)))