1:<?xml version="1.0" encoding="UTF-8"?>
   2:<classList>
   3:    <class name="Chemistry 101">
   4:        <studentList>123-45-6789 234-56-7890 345-67-8901 456-78-9012 
   5:        567-89-0123</studentList>
   6:    </class>
   7:    <class name="Biology 101">
   8:        <studentList>
   9:        123-45-6789
  10:        234-56-7890
  11:        345-67-8901
  12:        456-78-9012 
  13:        567-89-0123
  14:        </studentList>
  15:    </class>
  16:</classList>