<catalogue>
<category name="70's">
<item name="we are the champions">
<author>Queen</author>
</item>
<item name="Roxane">
<author>Police</author>
</item>
<item name="Bohemian Rhapsody">
<author>Queen</author>
</item>
<item name="radio gaga">
<author>Queen</author>
</item>
</category>
<category name="reggae">
<item name="red red wine">
<author>UB40</author>
</item>
<item name="kingston town">
<author>UB40</author>
</item>
<item name="No woman no cry">
<author>Bob Marley</author>
</item>
<item name="one love">
<author>Bob Marley</author>
</item>
<item name="Jammin">
<author>Bob Marley</author>
</item>
</category>
</catalogue>