The woman is talking to someone.
A woman is alone.
A woman alone would have no one to talk to.
exists e1 x1 x2.(n_woman(x1) & to(e1,x2) & n_person(x2) & Actor(e1,x1) & v_talk(e1))
exists s1 x1.(Theme(s1,x1) & a_alone(s1) & n_woman(x1))