<?xml version="1.0"?>

<!DOCTYPE earth SYSTEM "earthArea.dtd">

<earth totalArea="100">

      <!-- Area given below is in percentage -->

      <country>Russia</country>

      <capital>Moscow</capital>

      <area>11.5</area>

      <country>USA</country>

      <capital>Washington</capital>

      <area>6.5</area>

      <country>India</country>

      <capital>Delhi</capital>

      <area>2.3</area>

</earth>