the default built-in super-POM, which is the parent of all POMs.
    ]]></description>
  </expression>
  <expression>
    <syntax>project.pluginArtifactRepositories</syntax>
    <configuration>
      <![CDATA[
<pluginRepositories>
  ...
</pluginRepositories>
    ]]></configuration>
    <description>
      <![CDATA[