('Benedict', 'Change colors'),
('Berolina', 'Pawns move diagonally'),
('Checkered', 'Shared pieces'),
- ('Check3', 'Give three checks'),
('Chess960', 'Standard rules'),
('Circular', 'Run forward'),
('Crazyhouse', 'Captures reborn'),
('Enpassant', 'Capture en passant'),
('Extinction', 'Capture all of a kind'),
('Grand', 'Big board'),
+ ('Grasshopper', 'Long jumps over pieces'),
('Hidden', 'Unidentified pieces'),
- ('Knightrelay', 'Move like a knight'),
+ ('Hiddenqueen', 'Queen disguised as a pawn'),
+ ('Knightmate', 'Mate the knight'),
+ ('Knightrelay', 'The knight transfers its powers'),
('Losers', 'Lose all pieces'),
('Magnetic', 'Laws of attraction'),
('Marseille', 'Move twice'),
('Rifle', 'Shoot pieces'),
- ('Royalrace', 'King crosses the board'),
+ ('Royalrace', 'Kings cross the board'),
('Recycle', 'Reuse pieces'),
('Shatranj', 'Ancient rules'),
('Suction', 'Attract opposite king'),
+ ('Threechecks', 'Give three checks'),
('Upsidedown', 'Board upside down'),
('Wildebeest', 'Balanced sliders & leapers'),
('Wormhole', 'Squares disappear'),