A group of four men are bicycling down a street.
A group of four men belong to a cycling club.
Not all people who cycle are members of a cycling club.
exists e1 x1 x2 x3.(down(e1,x3) & n_street(x3) & Actor(e1,x1) & v_bicycle(e1) & of(x1,x2) & n_man(x2) & card_eq_4(x2) & n_group(x1))
exists e1 x1 x2 x3 x4.(to(e1,x3) & n_club(x3) & of(x3,x4) & n_cycling(x4) & Actor(e1,x1) & v_belong(e1) & of(x1,x2) & n_man(x2) & card_eq_4(x2) & n_group(x1))