Input a statement, return a most ralevent sentence from Wikipedia.com. The output may include a basic sentiment in some cases.
It shows every time what you say is repeated in Wikipedia (or contradicted).
Viki puts the entered text into a textfile. All our software place temporary data in /var/stor/ under a directory named for the program. In this case viki. The filename is data.txt but that should be changed to the session variable to tell users apart.