Two people biking beside a railroad.
Three people are biking by a railroad
Two people is less than three people.
exists e1 x1 x2 x3.(a_topic(x1) & beside(e1,x3) & n_railroad(x3) & Actor(e1,x2) & v_bike(e1) & (x1 = x2) & n_people(x1) & card_eq_2(x1))
exists e1 x1 x2.(by(e1,x2) & n_railroad(x2) & Actor(e1,x1) & v_bike(e1) & n_people(x1) & card_eq_3(x1))