Three people in reflective white on bikes.
Few people driving bike
Those on bike might not be driving the bike.
exists s1 x1 x2 x3.(a_topic(x1) & in(x1,x2) & on(x2,x3) & n_bike(x3) & n_white(x2) & a_reflective(s1) & Theme(s1,x2) & n_people(x1) & card_eq_3(x1))
exists e1 s1 x1 x2 x3.(a_topic(x1) & Time(e1,x3) & n_bike(x3) & Actor(e1,x2) & v_drive(e1) & (x1 = x2) & n_people(x1) & a_few(s1) & Theme(s1,x1))