A man is hunched over reading a book.
A woman is hunched over reading a book.
A man and a woman are different genders.
exists e2 e1 x1 x2.(over(e1,e2) & Theme(e2,x2) & Actor(e2,x1) & v_read(e2) & n_book(x2) & Theme(e1,x1) & v_hunch(e1) & n_man(x1))
exists e2 e1 x1 x2.(over(e1,e2) & Theme(e2,x2) & Actor(e2,x1) & v_read(e2) & n_book(x2) & Theme(e1,x1) & v_hunch(e1) & n_woman(x1))