FunTrivia Elimination Tournament Bracket Chart
If you have not joined FunTrivia, you should give it a try. Keeps the mind sharp and you can brag every once in a while like I am about winning the Knockout Tournaments which have people playing from all around world.
You can also write Quizzes, Chat, and do other stuff.
They are very quick to boot off people who break the rules especially with respect to unsportsmanlike behavior.