If you're looking to test Full-Text RSS, you can use the following article and feed URLs (right click links to copy URL):
Full-Text RSS should return the article's content as a single-item feed.
- The Breaking Of The Corporate Media Monopoly by Medialens
- The sharks circling around Corbyn scent blood by Jonathan Cook
- Hold the Front Page. The Reporters are Missing by John Pilger
Full-Text RSS should transform the partial feed into a full-text feed.