Google has announced that it has acquired Metaweb (and Freebase). Metaweb TopicBlocks is a WordPress Plugin which has been available for a number of months that helps to included data from Metaweb into Blog posts.
The Plugin may be Setup to either automatically include Metaweb data when certain words or terms are included in a post or Metaweb data may be manually included in the post. Unfortunately the data included by the Metaweb TopicBlocks Plugin doesn’t display very well in posts.
Below is an example of the data that is included when a Metaweb TopicBlock with the term Freebase is included:
Please note that I have disabled the Metaweb Plugin as I was finding it too intrusive.