htaccess subdomain to "folder" mediawiki

I'm running a mediawiki installation with a "nice" URL htaccess to show

I'd like to enable localization and translation on subdomains.

I'm thinking displays content from, and displays content from

I think that should be achievable with .htaccess, but I'm not a mediawiki expert. Is there anyone out there that can help with enabling mediawiki translations on a subdomain like the above? I think it's just an .htaccess question, but not sure what it might break with mediawiki too :)