Mathematical_Recreations-Kraitchik-2e

Games 277
rules of play, or the pieces used. All these we subsume under
the name of "fairy" chess.
Former champion Capablanca introduced a board of 12 X
16 cells, using 32 pieces on each side. Baskerville designed
a modified chess game to be played on a rectangular array
of 83 hexagonal cells. Cylindrical chess results from the or-
47 542 413 561 412 5'6 4, 519
-----------------------
32 413 33 414 31 412 563 46
---------------------
410 3, 418 36 418 33 47 567
------ ----------------
33 ~ 3, 21 33 424 33 49
------ ------ --- ------
21 33 22 36 ~ 32 417 31
--------------- -------
II 21 11 424 36 21 34 410
------------------------
21 34 21 11 21 33 411 32
------------------------
32 0 33 21 32 21 32 47
FIGURE 150. White Queen's Knight's Move.
dinary game by allowing play to pass from one edge to the
opposite edge, as though the board were inscribed on a cylinder.
One can even play Mobius chess by treating the board
as though it were a Mobius band (see p. 212).
The commonest changes in the rules are those providing
a handicap for the stronger player. He may give his opponent
the advantage of a move, or a pawn and a move, or a
pawn and two moves, or a knight, bishop, rook, queen, or