The most ambitious 20-questions website to date is paid for by Burger King but does not urge you to buy burgers. The darks side of the force knows much about a great deal many thingsssss!
http://sithsense.com/flash.htm
He didnt know Yoda but I suspect that was my fault since I was not to pick a specific object… But he did guess Goblin, so close enough I’d say…