Computer Olympiad Starting in 1999, that event is now co-sponsored by the World Bridge Federation. Chess is a two-player board game played on a checkered game-board with 64 squares arranged in an eight-by-eight grid. Each player begins with 16 pieces of varying characteristics, the objective being to capture one's opponent's king piece. Many computer-versus-computer events are held beyond those of the Computer Olympiad. Chinese chess, is a strategy board game for two players from the same family as western or international chess. Known primarily as Xiangqi internationally, the game is referred to as Chinese Chess in the Computer Olympiad competitions. Chinese Dark
Hostage Chess (Q-B)B*c3+ 24. Ka3 b4 Bibliography Hostage Chess Hostage Chess is a chess variant invented by John Leslie in 1997. pieces are not eliminated from the game but can reenter active play through drops, similar to shogi. Unlike shogi, the piece a player may drop is one of his own pieces previously captured by the opponent. In exchange, the player returns a previously captured enemy piece which the opponent may drop on a future turn. This is the characteristic feature of the game. Hostage Chess has tactical subtlety and "tends to favour the attacker". In 1999, David Pritchard called the game