1 <?xml version="1.0"?> 2 <!DOCTYPE doc [ 3 <!ENTITY test1 "test 1"> 4 <!ENTITY test2 "test 2"> 5 ]> 6 <doc> 7 <Content>Retenção</Content> 8 <Content><></Content> 9 <Content>&test1;&test2;</Content> 10 </doc> 11