Two women walk down a street.
Two women ride bikes down the sidewalk.
Two women cannot walk and ride bikes at the same time.
exists e1 x1 x2.(down(e1,x2) & n_street(x2) & Actor(e1,x1) & v_walk(e1) & n_woman(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(n_sidewalk(x3) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & down(x2,x3) & n_bike(x2) & n_woman(x1) & card_eq_2(x1))