An elderly lady walks outside with a cane.
A woman is walking.
Elderly lady is can be referred to as a woman and may use a can when walking.
exists e1 s1 x1 x2.(with(e1,x2) & n_cane(x2) & r_outside(e1) & Actor(e1,x1) & v_walk(e1) & n_lady(x1) & a_elderly(s1) & Theme(s1,x1))
exists e1 x1.(Actor(e1,x1) & v_walk(e1) & n_woman(x1))