Double Chess Double Chess Double Chess is a chess variant invented by Julian S. Grant Hayward in 1916. The game is played on a 12×16 chessboard with each player in control of two complete armies placed side-by-side. The rules were published in the January 1929 issue of "British Chess Magazine". The illustration shows the starting setup. A player wins by checkmating either enemy king. Additional rules: As in standard chess, pawns promote upon reaching the furthest . J. R. Capablanca, who had experimented with different forms of chess in the 1920s, found the game "remarkably interesting", and a four-game match was held
White and Black in chess with an extra tempo. As late as the mid-to-late 19th century, the practice of White moving first had not yet become standard. George Walker in his popular treatise "The Art of Chess-Play: A New Treatise on the Game of Chess" (4th edition 1846), set forth the rules of London's St. George's Chess Club promulgated in June, 1841. "Law III" provided that the player who moved first had the choice of color; if the players played more games at the same sitting, the first move would alternate, but each player would continue to use the same colored pieces as he had