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Board representation in computer chess is a data structure in a chess program representing the position on the chessboard and associated game state. [1] Board representation is fundamental to all aspects of a chess program including move generation, the evaluation function, and making and unmaking moves (i.e. search) as well as maintaining the state of the game during play.
In computer chess, the output of an evaluation function is typically an integer, and the units of the evaluation function are typically referred to as pawns.The term 'pawn' refers to the value when the player has one more pawn than the opponent in a position, as explained in Chess piece relative value.
Such a position is sometimes termed a "cursed win" (where mate can be forced, but it runs afoul of the 50-move rule), or a "blessed loss" from the perspective of the other player. [47] In 2013, ICCF changed the rules for correspondence chess tournaments starting from 2014; a player may claim a win or draw based on six-man tablebases. [48]
First appearing in the "Overture Teaser: The Final Feast" trailer in July 2023, [9] Furina was added to Genshin Impact in an August 2023 update alongside the nation of Fontaine. [10] She serves as the game's Hydro Archon. [5] [10] Her full name is Furina de Fontaine, and her birthday is October 13. [6]
A chess rating system is a system used in chess to estimate the strength of a player, based on their performance versus other players. They are used by organizations such as FIDE, the US Chess Federation (USCF or US Chess), International Correspondence Chess Federation, and the English Chess Federation. Most of the systems are used to ...
In contemporary chess, a digital board is a chess board connected to a computer that is capable of transmitting the moves to the computer itself: the information about the moves can be used to play a game against a chess engine, or simply to record the moves sequence of a game in automatic.
For instance, the World Chess Championship 1978 was won by Anatoly Karpov by a score of 6 wins to 5, with draws not counting. The match score is usually given as "6−5", or "6−5 with 21 draws". Sometimes a Three points for a win system is used: 3 points for a win, 1 for a draw and 0 for a loss. This is usually shown as the number of points ...
The standard rules of chess apply except in the following cases: [1]. The game is played on a 16×16 board with the starting position shown above. An unmoved pawn can move one step, up to the middle of the board (in the case of the 16×16 board, the eighth rank), or anything in between.