Two postal workers handle canned goods with a smile.
Two female postal workers are volunteering at the local food bank.
Not all postal workers are female. Just because the women are handling canned goods doesn't mean they are at a food bank.
exists e1 e2 s1 x1 x2 x3.(Theme(e2,x2) & Actor(e2,x1) & v_handle(e2) & with(x2,x3) & n_smile(x3) & n_goods(x2) & Theme(e1,x2) & v_can(e1) & n_worker(x1) & a_postal(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 s1 s2 s3 x1 x2 x3.(n_bank(x2) & of(x2,x3) & n_food(x3) & a_local(s3) & Theme(s3,x2) & at(e1,x2) & Actor(e1,x1) & v_volunteer(e1) & n_worker(x1) & a_postal(s2) & Theme(s2,x1) & a_female(s1) & Theme(s1,x1) & card_eq_2(x1))