An old lady with sunglasses walking through town.
An old lady is walking home after being carjacked.
Just because an old lady is walking through town doesn't mean she is walking home after being carjacked.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & with(x1,x2) & through(e1,x4) & n_town(x4) & Actor(e1,x3) & v_walk(e1) & (x2 = x3) & n_sunglass(x2) & n_lady(x1) & a_old(s1) & Theme(s1,x1))
exists e1 e2 s1 x1 x2.(after(e1,e2) & Theme(e2,x1) & v_carjack(e2) & Time(e1,x2) & n_home(x2) & Actor(e1,x1) & v_walk(e1) & n_lady(x1) & a_old(s1) & Theme(s1,x1))