three bikers stop in town.
Five bikers are riding on the road.
There are either three or five bikers.
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 x1 x2.(n_road(x2) & on(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_biker(x1) & card_eq_5(x1))