From 58287a929b0ea209a062d11940232a3d31805885 Mon Sep 17 00:00:00 2001
From: Jon Dowland <jon@alcopop.org>
Date: Fri, 16 Oct 2009 11:21:26 +0100
Subject: explanatory text

---
 doc/tips/convert_mediawiki_to_ikiwiki.mdwn | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/doc/tips/convert_mediawiki_to_ikiwiki.mdwn b/doc/tips/convert_mediawiki_to_ikiwiki.mdwn
index ce0c684e7..3f771ed9b 100644
--- a/doc/tips/convert_mediawiki_to_ikiwiki.mdwn
+++ b/doc/tips/convert_mediawiki_to_ikiwiki.mdwn
@@ -83,10 +83,13 @@ well-crafted queries.
 
 ## Step 2: format conversion
 
-The next step is to convert Mediawiki conventions into Ikiwiki ones. These
-include
+The next step is to convert Mediawiki conventions into Ikiwiki ones.
 
- * convert Categories into tags
+### categories
+
+Mediawiki uses a special page name prefix to define "Categories", which
+otherwise behave like ikiwiki tags. You can convert every Mediawiki category
+into an ikiwiki tag name using a script such as
 
     import sys, re
     pattern =  r'\[\[Category:([^\]]+)\]\]'
-- 
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