Gentleman standing on a sidewalk looking at a building.
They work together at the establishment.
There are not other people but the gentleman to be implied to being they work together.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & on(x1,x3) & at(e1,x5) & n_building(x5) & Actor(e1,x4) & v_look(e1) & (x3 = x4) & n_sidewalk(x3) & n_standing(x1) & (x1 = x2) & ne_nam_gentleman(x2))
exists e1 s1 x1 x2.(n_establishment(x2) & n_thing(x1) & at(e1,x2) & a_together(s1) & Manner(e1,s1) & Actor(e1,x1) & v_work(e1))