A young girl relaxing and reading a book.
A girl is enjoying a book.
A girl can be a young girl, and "enjoying a book" implies that the book is being read.
exists e2 e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & Theme(e2,x5) & Actor(e2,x4) & v_read(e2) & n_book(x5) & (x1 = x4) & Theme(e1,x3) & Actor(e1,x2) & v_relax(e1) & n_book(x3) & (x1 = x2) & n_girl(x1) & a_young(s1) & Theme(s1,x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_enjoy(e1) & n_book(x2) & n_girl(x1))