XInclude

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<?process-ins attr1="value1" attr2="value2"?>
<?another-pi attr3="value3" attr4="value4"?>
<!DOCTYPE sections SYSTEM "external.dtd" [
<!NOTATION GIF SYSTEM "gif">
<!ELEMENT sections EMPTY>
<!ATTLIST sections href CDATA #REQUIRED>
<!ENTITY nbsp "&#160;">
<!ENTITY parsedExtEntity SYSTEM "parsed.xml">
<!ENTITY unparsedExtEntity SYSTEM "picture.gif" NDATA GIF>
<!ENTITY % paramEntity "href CDATA #REQUIRED">
<!ENTITY % paramExtEntity SYSTEM "param.dtd">
]>
<sections xmlns:xinclude="http://www.w3.org/2001/XInclude">
  <section>
    <part1>
      <included>Part 1:1</included>
      <included>Part 1:2</included>
      <included>Part 1:3</included>
    </part1>
  </section>
  <section>
    <part2>
      <included>Part 2:1</included>
      <included>Part 2:2</included>
    </part2>
  </section>
  <!-- section>
    <xinclude:include href="part3a.xml"/>
    <xinclude:include href="part3b.xml"/>
  </section -->
  <section>
    <part4>
       <included>Part 4:1</included>
       <included>Part 4:2</included>
    <!--included>Part 4:3</included>
       <included>Part 4:4</included>
       <included>Part 4:5/included -->
    </part4>
  </section>
  <section>
    <part5 xmlns:xinclude="http://www.w3.org/2001/XInclude">
      <part5a>
        <included>Part 5a:1</included>
        <included>Part 5a:2</included>
        <included>Part 5a:3</included>
      </part5a>
      <part5b>
        <included>Part 5b:1</included>
        <included>Part 5b:2</included>
        <included>Part 5b:3</included>
      </part5b>
    </part5>
  </section>
  <![CDATA[Literal Text]]>
  <![CDATA[
  Literal Text
  ]]>
  <cdata>
    <![CDATA[Included Literal Text]]>
    <![CDATA[
    Included Literal Text
    ]]>
  </cdata>
  &lt;text&gt;
  &nbsp;
  &ext;
  <part>
    <subpart>
    </subpart>
  </part>
  This text will be included directly
  &lt;xml&gt;
    Escaped (&amp;) Output 
  &lt;/xml&gt;
  &lt;html&gt;
    &lt;head&gt;
      &lt;title&gt;Title&lt;/title&gt;
    &lt;/head&gt;
    &lt;body&gt;
      &lt;p&gt;Body
    &lt;/body&gt;
  &lt;/html&gt;
  <section>
    <nestedpi>
      <included>Nested PI removed</included>
    </nestedpi>
  </section>
</sections>