Two men in suits are biking across a crosswalk.
Some people on bikes.
two men implies some people
exists e1 x1 x2 x3.(across(e1,x3) & n_crosswalk(x3) & Actor(e1,x1) & v_bike(e1) & in(x1,x2) & n_suit(x2) & n_man(x1) & card_eq_2(x1))
exists x1 x2.(a_topic(x1) & on(x1,x2) & n_bike(x2) & n_people(x1))