A lady is giving a presentation to an all-female class.
A woman is in front of a class of people.
lady and woman are the same a female class is a class of people
exists e1 s1 x1 x2 x3.(to(e1,x3) & n_class(x3) & a_all-female(s1) & Theme(s1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_give(e1) & n_presentation(x2) & n_lady(x1))
exists p1 x1.(exists x2 x3 x4.(in(x1,x2) & of(x2,x3) & of(x3,x4) & n_people(x4) & n_class(x3) & n_front(x2)) & n_woman(x1))