<sample>
    <key1>value1</key1>
    <key2>
        <item>list item 1</item>
        <item>list item 2</item>
        <item special='yes'>list item 3</item>
    </key2>
    <mappingseries>
        <mapping>
            <cola special='yes'>a</cola>
            <colb>b</colb>
            <colc>c</colc>
        </mapping>
        <mapping>
            <cola>A</cola>
            <colb special='yes'>B</colb>
            <colc>C</colc>
        </mapping>
    </mappingseries>
</sample>