Falcon Chess Preset for Game Courier
Original preset by Tony Quintanilla. Automation added by Antoine Fourrière.
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Here is a preset for playing George William Duke's Falcon Chess. This preset will enforce legal piece movement and spot check, checkmate, and stalemate. Click on the image to go to the preset.
When castling, the King is allowed to move to any free square between its original position and the Rook's original position. When the King moves only one square, you must enter a double move, such as K f1-g1; R j1-f1 or k f8-e8; r a8-f8.
Note: Falcon Chess is protected by U.S. Patent No. 5690334.