Children sitting in front of a Christmas tree with presents in their hands.
The children are female.
There is no reason to believe that the children in front of the Christmas tree are female.
exists e1 x1 x2 x3 x4 x5 x6 x7.(a_topic(x1) & in(e1,x7) & n_hand(x7) & of(x7,x1) & n_thing(x1) & with(e1,x6) & n_present(x6) & in(e1,x3) & of(x3,x4) & n_tree(x4) & (x4 = x5) & ne_tim_christmas(x5) & n_front(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_child(x1))
exists s1 x1.(n_child(x1) & Theme(s1,x1) & a_female(s1))