Two women are standing in front of a class of children talking about a book.
The female authors show their book to the students.
It cannot be inferred that the women are the authors or that they are showing their book to the students.
exists e2 e1 x1 x2 x3 x4 x5 x6.(in(e1,x2) & of(x2,x3) & of(x3,x4) & about(e2,x6) & n_book(x6) & Actor(e2,x5) & v_talk(e2) & (x4 = x5) & n_child(x4) & n_class(x3) & n_front(x2) & Actor(e1,x1) & v_stand(e1) & n_woman(x1) & card_eq_2(x1))
exists e1 s1 x1 x2 x3.(n_student(x3) & n_book(x2) & of(x2,x1) & n_thing(x1) & n_author(x1) & a_female(s1) & Theme(s1,x1) & Theme(e1,x2) & Actor(e1,x1) & v_show(e1) & to(x2,x3))