Sidewalk with reduce speed sign on the left.
The sign says to stop.
There can either be a sign with the words reduced speed or a sign with the words stop.
exists s1 x1 x2 x3 x4.(n_left(x4) & a_topic(x1) & with(x1,x2) & on(x2,x4) & n_sign(x2) & of(x2,x3) & n_speed(x3) & a_reduce(s1) & Theme(s1,x2) & n_sidewalk(x1))
exists e1 p1 x1.(n_sign(x1) & Topic(e1,p1) & exists e2.(Actor(e2,x1) & v_stop(e2)) & Actor(e1,x1) & v_say(e1))