diff --git a/clean-diff b/clean-diff
index 211bfae144..3a6d19eede 100755
--- a/clean-diff
+++ b/clean-diff
@@ -1,2 +1,11 @@
 #!/bin/sh
-sed '/^+[^+]/!s/	/TaBBaT/g' | expand -t `seq -s , 9 8 200` | sed 's/TaBBaT/	/g' | sed '/^+[^+]/s/ * $//' | tr -d '\015'
\ No newline at end of file
+sed '/^+[^+]/!s/	/TaBBaT/g' |\
+ expand -t `seq -s , 9 8 200` |\
+ sed 's/TaBBaT/	/g' |\
+ sed '/^+[^+]/s/ * $//' |\
+ tr -d '\015' |\
+ tr '\n' '°' |\
+ sed 's/\(@@[^@]*@@°[^@]*\)/\n\1/g' |\
+ egrep -v '@@[^@]*@@°(( [^°]*°)|([+-][[:space:]]*°)|(-[[:space:]]*([^°]*)°\+[[:space:]]*\5°))*$' |\
+ tr -d '\n' |\
+ tr '°' '\n'
\ No newline at end of file