Three men in uniform walk around town.
Three men rob the residents.
Men in uniform that walk around town cannot rob the residents.
exists s1 x1 x2 x3.(a_topic(x1) & around(x1,x3) & n_town(x3) & in(x1,x2) & n_walk(x2) & a_uniform(s1) & Theme(s1,x2) & n_man(x1) & card_eq_3(x1))
exists e1 x1 x2.(n_resident(x2) & Theme(e1,x2) & Actor(e1,x1) & v_rob(e1) & n_man(x1) & card_eq_3(x1))