This is a link to a [[TestDocument|test Document]].document]].
This is a link to a sample ["diff" page](http://idkfa.com/giterary/diff.php?commit_before=9b587a7e9accf5adf697903cf740acaf53cbce9b&commit_after=2cbf089170ce780bb6406f226727f05b495192ee), demonstrating the capabilities of the difference engine.