1 Node: #document
   2 Node: countries
   3 Node: country
   4 AttributeName:name, AttributeValue:France
   5 Node: city
   6 Node: #text
   7 Node: city
   8 Node: #text
   9 Node: city
  10 Node: #text
  11 Node: country
  12 AttributeName:name, AttributeValue:Italia
  13 Node: city
  14 Node: #text
  15 Node: city
  16 Node: #text
  17 Node: city
  18 Node: #text
  19 Node: city
  20 Node: #text
  21 Node: country
  22 AttributeName:name, AttributeValue:Espana
  23 Node: city
  24 Node: #text
  25 Node: city
  26 Node: #text