<!DOCTYPE doc [
<!ELEMENT doc (#PCDATA)>
<!ENTITY egbase "http://id.example.org/">
<!ENTITY egns   "http://id.example.org/namespace">
<!ENTITY egns1  "&egbase;namespace">
<!ATTLIST doc eg:a1 CDATA "v1">
<!ATTLIST doc eg:a2 CDATA "v2">
]>

<!-- Namespace04.xml: default namespace -->
<doc xmlns="http://id.example.org/namespace">
  <inner a2="a2">
    <deeper a3="a3" />
  </inner>
</doc>
