Two postal workers handle canned goods with a smile.
Two postal workers are packaging spam.
We don't know if the canned goods are spam.
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 p1 s1 x1.(exists e1 x2.((x1 = x2) & n_spam(x2) & Actor(e1,x2) & v_package(e1)) & n_worker(x1) & a_postal(s1) & Theme(s1,x1) & card_eq_2(x1))