1 <?xml version="1.0" encoding="UTF-8"?>
   2 <countries><country name="France"><city>Paris</city><city>Nice</city><city>Lyon</city></country><country name="Italia"><city>Roma</city><city>Milano</city><city>Firenze</city><city>Napoli</city></country><country name="Espana"><city>Madrid</city><city>Barcelona</city></country></countries>