Fix Prolog's example 10 in documentation
This example incorrectly references the examples 7 and 8 instead of 8
and 9.
Change-Id: Ifba3ecd7c252ceae268907cfed357d015c6db510
diff --git a/Documentation/prolog-cookbook.txt b/Documentation/prolog-cookbook.txt
index 4e3c428..19ed98a 100644
--- a/Documentation/prolog-cookbook.txt
+++ b/Documentation/prolog-cookbook.txt
@@ -796,7 +796,7 @@
=== Example 10: Combine examples 8 and 9
In this example we want to both remove the verified and have the four eyes
-principle. This means we want a combination of examples 7 and 8.
+principle. This means we want a combination of examples 8 and 9.
`rules.pl`
[source,prolog]