Two workers wearing orange vests going over paperwork.
Two people are inside.
Workers going over paperwork implies that they are doing so inside.
exists e2 e1 x1 x2 x3 x4 x5.(Theme(e2,x2) & Actor(e2,x1) & v_wear(e2) & over(e1,x5) & n_paperwork(x5) & Actor(e1,x4) & v_go(e1) & (x2 = x4) & n_vest(x2) & of(x2,x3) & n_orange(x3) & n_worker(x1) & card_eq_2(x1))
exists e1 s1 x1.(a_inside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_be(e1) & n_people(x1) & card_eq_2(x1))