<!ENTITY book.synopsis.gen SYSTEM "synopsis.u.gen">
<!ENTITY book.children.gen SYSTEM "children.gen">
<!ENTITY book.parents.gen SYSTEM "parents.gen">
<!ENTITY book.seealso.gen SYSTEM "seealso.gen">
<!ENTITY book.example.seealso.gen SYSTEM "example.seealso.gen">
<!ENTITY book.example.1.txt SYSTEM "example.1.txt">
