Below is the raw data used throughout this chapter. The data includes entries for people, the cars they own, and various maintenance services performed on those cars:

<?xml version="1.0" encoding="UTF-8" ?>
<root>
  <rootAttr1>rootValue1</rootAttr1>
  <people>
    <personal>
      <age>20</age>
      <gender>M</gender>
      <name>
        <first>John</first>
        <last>Doe</last>
      </name>
    </personal>
    <jobs>support</jobs>
    <jobs>coding</jobs>
    <vehicles>
      <type>car</type>
      <model>Honda Civic</model>
      <insurance>
        <company>ABC Insurance</company>
        <policy_num>12345</policy_num>
      </insurance>
      <features>sunroof</features>
      <features>rims</features>
      <maintenance>
        <date>07-17-2017</date>
        <desc>oil change</desc>
      </maintenance>
      <maintenance>
        <date>01-03-2018</date>
        <desc>new tires</desc>
      </maintenance>
    </vehicles>
    <vehicles>
      <type>truck</type>
      <model>Dodge Ram</model>
      <insurance>
        <company>ABC Insurance</company>
        <policy_num>12345</policy_num>
      </insurance>
      <features>lift kit</features>
      <features>tow package</features>
      <maintenance>
        <date>08-27-2017</date>
        <desc>new tires</desc>
      </maintenance>
      <maintenance>
        <date>01-08-2018</date>
        <desc>oil change</desc>
      </maintenance>
    </vehicles>
    <addresses>
      <type>work</type>
      <zip>12345</zip>
    </addresses>
    <addresses>
      <type>home</type>
      <zip>12357</zip>
    </addresses>
    <source>internet</source>
  </people>
  <people>
    <personal>
      <age>24</age>
      <gender>F</gender>
      <name>
        <first>Jane</first>
        <last>Roberts</last>
      </name>
    </personal>
    <jobs>sales</jobs>
    <jobs>marketing</jobs>
    <source>phone</source>
    <vehicles>
      <type>car</type>
      <model>Toyota Camry</model>
      <insurance>
        <company>Car Insurance</company>
        <policy_num>98765</policy_num>
      </insurance>
      <features>upgraded stereo</features>
      <maintenance>
        <date>05-11-2017</date>
        <desc>tires rotated</desc>
      </maintenance>
      <maintenance>
        <date>11-03-2017</date>
        <desc>oil change</desc>
      </maintenance>
    </vehicles>
    <vehicles>
      <type>car</type>
      <model>Honda Accord</model>
      <insurance>
        <company>Car Insurance</company>
        <policy_num>98765</policy_num>
      </insurance>
      <features>custom paint</features>
      <features>custom wheels</features>
      <maintenance>
        <date>10-07-2017</date>
        <desc>new air filter</desc>
      </maintenance>
      <maintenance>
        <date>01-13-2018</date>
        <desc>new brakes</desc>
      </maintenance>
    </vehicles>
    <addresses>
      <type>home</type>
      <zip>98765</zip>
    </addresses>
    <addresses>
      <type>work</type>
      <zip>98753</zip>
    </addresses>
  </people>
  <rootAttr2>rootValue2</rootAttr2>
  <rootAttr3>rootValue3</rootAttr3>
  <rootAttr3>rootValue4</rootAttr3>
</root>