FYI, I just posted a status update of my Google summer of Code project entitled "Extending RDF import/export in Semantic MediaWiki": http://saml.rilspace.org/gsoc-status-update-july-14
In the post, I'm summarizing the work done so far and and the nearest challenges ahead. Feel free to have a look and give feedback (preferrably here on the list).
If you are new to my project, you can find the project proposal here: http://www.mediawiki.org/wiki/User:SHL/GSoC2010
On my status page you'll find all the options for how you can following the project: http://www.mediawiki.org/wiki/User:SHL/GSoC2010/Status
Cheers, Samuel