Post a fact about the next user to post, and they will answer with whether it's true or not.
Example:
Person 1: TPBM below me is a vegetarian
Person 2: Incorrect.
And it would continue...
TPBM celebrates Christmas.
Example:
Person 1: TPBM below me is a vegetarian
Person 2: Incorrect.
And it would continue...
TPBM celebrates Christmas.