three bikers stop in town.
cars stop in town
Cars do not necessarily stop when bikers stop.
exists e1 x1 x2 x3.(in(e1,x3) & n_town(x3) & Theme(e1,x2) & Actor(e1,x1) & v_stop(e1) & n_thing(x2) & n_biker(x1) & card_eq_3(x1))
exists e1 s1 x1 x2.(a_in(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_stop(e1) & n_town(x2) & n_car(x1))