A lady is giving a presentation to an all-female class.
A woman is teaching a class of other woman.
Presenting is another way to say teaching, and in an all-female class there is nothing but women.
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 e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_teach(e1) & of(x2,x3) & -(x3 = x1) & n_woman(x1) & n_woman(x1) & n_woman(x3) & n_class(x2))