Unlike BabaChess, Free Chess does not support online multiplayer. Electing to play human vs human simply allows the user local control over both the white and black pieces. While it's disappointing that Free Chess has no online component this human vs human mode can suffice when two people don't have a physical board handy, or if they want to demonstrate a strategy without playing. REPLAY. This is a neat feature of this chess game. Suppose you've been playing against the computer awhile and can't quite recall how the pieces wound up in their current configuration.No problem! You can watch an instant replay of the match up to that point.Click the REPLAY button on the right side of the chess board, and you'll see the this hyperlink entire game replayed move by move.If you don't know how to play chess, there's an excellent Rules section in the game. To view the rules, click the Rules button on the main menu screen.