A woman wearing a hat carrying a little girl on her back.
A woman is walking around with her son
A woman cannot carrying and walking around at the same time.  A girl is not a boy.
exists e2 e1 s1 x1 x2 x3 x4 x5 x6.(a_topic(x1) & Theme(e2,x3) & Actor(e2,x2) & v_wear(e2) & Theme(e1,x5) & Actor(e1,x4) & v_carry(e1) & on(x5,x6) & n_back(x6) & of(x6,x1) & n_female(x1) & n_girl(x5) & a_little(s1) & Theme(s1,x5) & (x3 = x4) & n_hat(x3) & (x1 = x2) & n_woman(x1))
exists e1 s1 x1 x2.(with(e1,x2) & n_son(x2) & of(x2,x1) & n_female(x1) & a_around(s1) & Manner(e1,s1) & Actor(e1,x1) & v_walk(e1) & n_woman(x1))