1<?xml version="1.0" encoding="UTF-8" ?>
2<!DOCTYPE books [
3<!ENTITY entitest "entity is only for test purposes">
4<!ATTLIST title default CDATA "default title">
5<!ELEMENT books (book)*>
6<!ELEMENT book (title , author)>
7<!ELEMENT title (#PCDATA)>
8<!ELEMENT author (#PCDATA)>
9]>
10<books>
11    <book>
12    <title>The Grapes of Wrath</title>
13    <author>John Steinbeck</author>
14    <author>John Steinbeck</author>
15    </book>
16    <book>
17    <title>The Pearl</title>
18    <author>John Steinbeck</author>
19    </book>
20</books>
21