('Hidden', 'Unidentified pieces'),
('Hiddenqueen', 'Queen disguised as a pawn'),
('Knightmate', 'Mate the knight'),
- ('Knightrelay', 'Move like a 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'),