Two construction workers smooth out concrete surface.
Two people breaking a road
Two people does not have to be construction workers.
exists e1 s1 s2 x1 x2 x3.(a_out(s2) & Manner(e1,s2) & Theme(e1,x3) & Actor(e1,x1) & v_smooth(e1) & n_surface(x3) & a_concrete(s1) & Theme(s1,x3) & n_worker(x1) & of(x1,x2) & n_construction(x2) & card_eq_2(x1))
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_break(e1) & n_road(x3) & (x1 = x2) & n_people(x1) & card_eq_2(x1))