('Coregal', 'Two royal pieces'),
('Crazyhouse', 'Captures reborn'),
('Cylinder', 'Neverending rows'),
+ ('Diamond', 'Rotating board'),
('Doublearmy', '64 pieces on the board'),
+ ('Doublemove1', 'Double moves (v1)'),
+ ('Doublemove2', 'Double moves (v2)'),
('Dynamo', 'Push and pull'),
('Eightpieces', 'Each piece is unique'),
('Enpassant', 'Capture en passant'),
('Extinction', 'Capture all of a kind'),
('Grand', 'Big board'),
('Grasshopper', 'Long jumps over pieces'),
+ ('Hamilton', 'Walk on a graph'),
('Horde', 'A pawns cloud'),
('Interweave', 'Interweaved colorbound teams'),
('Knightmate', 'Mate the knight'),
('Knightrelay1', 'Move like a knight (v1)'),
('Knightrelay2', 'Move like a knight (v2)'),
+ ('Koth', 'King of the Hill'),
('Losers', 'Get strong at self-mate'),
('Magnetic', 'Laws of attraction'),
- ('Marseille', 'Double moves'),
+ ('Makruk', 'Thai Chess'),
('Maxima', 'Occupy the enemy palace'),
+ ('Minishogi', 'Shogi 5 x 5'),
+ ('Monochrome', 'All of the same color'),
('Monster', 'White move twice'),
('Omega', 'A wizard in the corner'),
('Orda', 'Mongolian Horde'),
('Royalrace', 'Kings cross the 11x11 board'),
('Rugby', 'Transform an essay'),
('Schess', 'Seirawan-Harper Chess'),
+ ('Shako', 'Non-conformism and utopia'),
('Shatranj', 'Ancient rules'),
+ ('Shogi', 'Japanese Chess'),
+ ('Sittuyin', 'Burmese chess'),
('Suicide', 'Lose all pieces'),
('Suction', 'Attract opposite king'),
('Takenmake', 'Prolongated captures'),