Two officers sit on horses in a urban setting.
The two officers were patrolling with horses
Not all officers sitting on horses are patrolling.
exists e1 s1 x1 x2 x3.(in(e1,x3) & n_setting(x3) & a_urban(s1) & Theme(s1,x3) & on(e1,x2) & n_horse(x2) & Actor(e1,x1) & v_sit(e1) & n_officer(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_officer(x1) & card_eq_2(x1) & with(e1,x2) & n_horse(x2) & Actor(e1,x1) & v_patrol(e1))