A passerby and a sidewalk construction worker.
A person passes a construction worker.
A person who passes is a rephrase of passerby.
exists s1 x1 x2 x3 x4.(a_topic(s1) & subset_of(x2,s1) & n_worker(x2) & of(x2,x4) & n_construction(x4) & of(x2,x3) & n_sidewalk(x3) & subset_of(x1,s1) & n_passerby(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_pass(e1) & n_worker(x2) & of(x2,x3) & n_construction(x3) & n_person(x1))