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<?xml version="1.0"?>
<!-- Namespace equality test: use of character reference -->
<!DOCTYPE foo [
<!ELEMENT foo ANY>
<!ATTLIST foo xmlns:a CDATA #IMPLIED
xmlns:b CDATA #IMPLIED
xmlns:c CDATA #IMPLIED>
<!ELEMENT bar ANY>
<!ATTLIST bar a:attr CDATA #IMPLIED
b:attr CDATA #IMPLIED
c:attr CDATA #IMPLIED>
]>
<bar a:attr="1" b:attr="2"/>
</foo>