Building with Blacks sitting outside in a third world country.
People are sitting inside an office lobby.
One cannot be inside an office lobby and outside in a third world country at the same time.
exists e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & with(x1,x2) & in(e1,x4) & n_country(x4) & of(x4,x5) & n_world(x5) & a_third(s1) & Theme(s1,x4) & r_outside(e1) & Actor(e1,x3) & v_sit(e1) & (x2 = x3) & n_black(x2) & n_building(x1))
exists e1 x1 x2 x3.(inside(e1,x2) & n_lobby(x2) & of(x2,x3) & n_office(x3) & Actor(e1,x1) & v_sit(e1) & n_people(x1))