Two construction workers at a job site.
The building is almost complete
Workers at a job site does not imply that the job is almost complete. The construction site also cannot be inferred to be for a building.
exists x1 x2 x3 x4.(a_topic(x1) & at(x1,x3) & n_site(x3) & of(x3,x4) & n_job(x4) & n_worker(x1) & of(x1,x2) & n_construction(x2) & card_eq_2(x1))
exists s1 x1.(n_building(x1) & r_almost(s1) & Theme(s1,x1) & a_complete(s1))