A bunch of people outdoors and some of them are wearing hard hats.
The people are working on a construction site.
The people outdoors are working.
exists e1 s1 x1 x2 x3 x4 x5 x6.(Theme(e1,x6) & Actor(e1,x1) & v_wear(e1) & n_hat(x6) & a_hard(s1) & Theme(s1,x6) & subset_of(x5,x1) & of(x5,x2) & n_thing(x2) & n_thing(x5) & subset_of(x2,x1) & Time(x2,x4) & n_outdoors(x4) & of(x2,x3) & n_people(x3) & n_bunch(x2))
exists e1 x1 x2 x3.(n_people(x1) & on(e1,x2) & n_site(x2) & of(x2,x3) & n_construction(x3) & Actor(e1,x1) & v_work(e1))