This is a forum online called Guild Discussion.
The content frame shows the headlines of all the articles that have been sent to the discussion. If you choose a headline the corresponding article will be shown in this frame.
You can also:
|Send a new article (initiate a new conversation)|
|Search for words and patterns in the articles|
For every article there are also links so that you can answer the article (continue the conversation) and skim through the list of articles.