https://bugzilla.wikimedia.org/show_bug.cgi?id=55323
--- Comment #2 from Kunal Mehta (Legoktm) legoktm.wikipedia@gmail.com --- Logged In: NO
A few pages in the project namespace also use subpages for headers and interwiki links. Subpages usually have <includeonly> around the iw and category links, interwiki bots should leave that in place.