A woman rides her bike down the street in the fall.
An elderly woman is riding her bike.
A woman riding her bike is not necessarily elderly.
exists e1 x1 x2 x3 x4.(n_fall(x4) & n_street(x3) & in(e1,x4) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & down(x2,x3) & n_bike(x2) & of(x2,x1) & n_female(x1) & n_woman(x1))
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bike(x2) & of(x2,x1) & n_female(x1) & n_woman(x1) & a_elderly(s1) & Theme(s1,x1))