Priya Shah wrote:
> I want to create a specific sentence in every user's page as soon as
> they register. Is there an easy way to do so?
Google found http://www.mediawiki.org/wiki/MediaWiki:NewUserMessage ,
which you'd modify to add something to the user's page instead of to the
user's Talk page.
There are probably other ways and extensions. This is not an SMW
question, you might get better answers elsewhere.