recipients are all from Germany, and who are known to your alias list.
</para>
-<para>
+<example id="ex-restrict-to-aliases">
+<title>Matching restricted to aliases</title>
<screen>
^@~C \.de$
</screen>
-</para>
+</example>
<para>
To match any defined alias, use a regular expression that matches any
string. This example matches messages whose senders are known aliases.
</para>
-<para>
+<example id="ex-match-alias">
+<title>Matching any defined alias</title>
<screen>
@~f .
</screen>
-</para>
+</example>
</sect2>