<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"[

<!ENTITY chapter.game       SYSTEM "game.xml">
<!ENTITY chapter.rules      SYSTEM "rules.xml">
<!ENTITY chapter.gui_flash  SYSTEM "gui_flash.xml">
<!ENTITY chapter.gui_swing  SYSTEM "gui_swing.xml">
<!ENTITY chapter.gui_commandline  SYSTEM "gui_commandline.xml">
<!ENTITY chapter.extending  SYSTEM "extending.xml">

]>
<book>
  <title>Risk manual</title>
  &chapter.game;
  &chapter.rules;
  &chapter.gui_flash;
  &chapter.gui_swing;
  &chapter.gui_commandline;
  &chapter.extending;
</book>