<?xml version='1.0'?> <!DOCTYPE sxe SYSTEM "sxe.dtd" [ <!ENTITY % incent SYSTEM "sxe.ent"> %incent; ]> <sxe id="123"> <elem1 attr1='first' attr2='second'>There is some text.<!-- comment --><elem2 att25='25' att42='42'> <elem3> <elem4> <?test processing instruction ?> </elem4> </elem3> </elem2>Here is some more</elem1> <elem1 attr1='11' attr2='12'/> <elem11><elem111><elem1111/></elem111></elem11> </sxe>