Three workers hold buckets and crouch on beams with a view of a town below them.
some people work and hold stuff
Beams implies work is being done. Stuff is a vague word for something like buckets. Three is a group, thus people.
exists e1 x1 x2 x3 x4 x5 x6 x7.(Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & subset_of(x4,x2) & on(x4,x5) & with(x5,x6) & of(x6,x7) & below(x7,x1) & n_thing(x1) & n_town(x7) & n_view(x6) & n_beam(x5) & n_crouch(x4) & subset_of(x3,x2) & n_bucket(x3) & n_worker(x1) & card_eq_3(x1))
exists e1 e2 x1 x2 x3.(Theme(e2,x3) & Actor(e2,x2) & v_hold(e2) & n_stuff(x3) & n_people(x2) & Actor(e1,x1) & v_work(e1) & n_people(x1))