This stuff, blogged by Nicholas Carr (http://www.roughtype.com/archives/2007/01/the_wikipedian_1.php), sounds cool, taking an AI approach the the semanticity problem that one would hope could hook in nicely with the formal SW: http://www.physorg.com/news87276588.html
Marc Fawzi on Evolving Trends is brief but intriguing here: http://evolvingtrends.wordpress.com/2007/01/07/designing-a-better-semantic-search-engine/
This is in part it’s about improving “semantics” search-side i.e. understanding the query better, and in part it’s about feeding better info to crawlers, with Wikipedia v 3 in mind
PS apologies for the title. With the family away I spent Sunday delving into parts of my record collection hidden behind Junior Junior’s cot whereupon I came upon some of the Canterbury/prog stuff. There is no Yes there (whaddaya take me for?) but clearly my mind has been bent by the experience.