1 <?xml version="1.0"?> 2 <!DOCTYPE foo [ 3 <!ELEMENT foo (root)*> 4 <!ELEMENT root EMPTY> 5 <!ENTITY utf16b SYSTEM "dtds/utf16b.ent"> 6 <!ENTITY utf16l SYSTEM "dtds/utf16l.ent"> 7 ]> 8 <foo> &utf16b; &utf16l; </foo> 9