An old woman with a cane walking next to a car.
The lady needs help walking.
A lady that needs help walking is usually an old woman.    You use a cane when you needs help walking
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & with(x1,x2) & to(e1,x4) & n_car(x4) & r_next(e1) & Actor(e1,x3) & v_walk(e1) & (x2 = x3) & n_cane(x2) & n_woman(x1) & a_old(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(n_lady(x1) & Time(e1,x3) & n_walking(x3) & Theme(e1,x2) & Actor(e1,x1) & v_need(e1) & n_help(x2))