<?xml version="1.0" encoding="iso-8859-1"?>
<!DOCTYPE preparation [
<!ENTITY include_tools SYSTEM "tools.xml">
<!ENTITY include_products SYSTEM "products.xml">
<!ENTITY include_parts SYSTEM "parts.xml">
]>
<!-- Simple example of file using external parsed entities -->
<preparation>
&include_tools;
&include_products;
&include_parts;
</preparation>
