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Trishogi is a
Trishogi is a shogi variant
A shogi variant is a game related to or derived from shogi (Japanese chess). Many shogi variants have been developed over the centuries, ranging from some of the largest chess-type games ever played to some of the smallest. A few of these variant ...
for two players created by George R. Dekle Sr. in 1987. The gameboard
A game board (or gameboard; sometimes, playing board or game map) is the surface on which one plays a board game.
The oldest known game boards may date to Neolithic times; however, some scholars argue these may not have been game boards at all. ...
comprises 9×10 interlocking triangular
A triangle is a polygon with three corners and three sides, one of the basic shapes in geometry. The corners, also called ''vertices'', are zero-dimensional points while the sides connecting them, also called ''edges'', are one-dimensional ...
cells. The game is in all respects the same as shogi
, also known as Japanese chess, is a Strategy game, strategy board game for two players. It is one of the most popular board games in Japan and is in the same family of games as chess, Western chess, chaturanga, xiangqi, Indian chess, and janggi. ...
, except that piece moves have been transfigured for the triangular board-cell geometry.
Trishogi was included in ''World Game Review'' No. 10 edited by Michael Keller.
Game rules
Trishogi has the same types and numbers of pieces as shogi, and all normal shogi rules apply, including initial setup (see diagram), drops,promotion
Promotion may refer to:
Marketing
* Promotion (marketing), one of the four marketing mix elements, comprising any type of marketing communication used to inform or persuade target audiences of the relative merits of a product, service, brand or i ...
, check, and checkmate. As in shogi, pieces capture the same as they move. But the triangular geometry creates special move patterns for the pieces.
Piece moves
The diagrams show how the unpromoted pieces move. As in shogi, a ''dragon king
The Dragon King, also known as the Dragon God, is a Chinese water and weather god. He is regarded as the dispenser of rain, commanding over all bodies of water. He is the collective personification of the ancient concept of the '' lóng'' in ...
'' (promoted rook) moves as a rook and as a king. A '' dragon horse'' (promoted bishop) moves as a bishop and king.
See also
*Shogi variant
A shogi variant is a game related to or derived from shogi (Japanese chess). Many shogi variants have been developed over the centuries, ranging from some of the largest chess-type games ever played to some of the smallest. A few of these variant ...
s
* Also by George Dekle:
** Hexshogi – a variant with hexagonal cells
** Masonic shogi
** Space shogi – a 3D variant
** Triangular Chess – a chess variant
A chess variant is a game related to, derived from, or inspired by chess. Such variants can differ from chess in many different ways.
"International" or "Western" chess itself is one of a family of games which have related origins and could be co ...
with triangular cells
References
Bibliography * * {{Shogi variants Board games introduced in 1987 Abstract strategy games Shogi variants