Here are the slides from the OpenCalais Workshop at WeMedia 2010 in Miami (3.10.10) as presented by Krista Thomas of the Thomson Reuters OpenCalais Initiative.
19. Calais Tagaroo is for bloggers on the WordPress.org platform Calais Marmoset creates metadata for Yahoo! Search Monkey & Google Rich Snippets Free Tools Give SemanticProxy.com the address of a web page. Get back rich semantic metadata about the people, companies, concepts, facts, events and relationships on that page.