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