<?xml version='1.0'?> | |
<!DOCTYPE root [ | |
<!ENTITY % deftest '<!ELEMENT test (#PCDATA) >' > | |
<!ENTITY % defmiddle '<!ELEMENT middle (test) >' > | |
<!ENTITY % defroot '<!ELEMENT root (middle) >' > | |
%defroot; %defmiddle; %deftest; | |
]> | |
<root><middle><test>sample</test></middle></root> |