<!DOCTYPE cmdsynopsis PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN"
          "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd">
<cmdsynopsis>
  <command>chgrp</command>
  <arg>-R
    <group>
      <arg>-H</arg>
      <arg>-L</arg>
      <arg>-P</arg>
    </group>
  </arg>
  <arg>-f</arg>
  <arg choice='plain'><replaceable>group</replaceable></arg>
  <arg rep='repeat' choice='plain'><replaceable>file</replaceable></arg>
</cmdsynopsis>