The ancient, intellectually challenging game of chess originated in India and is played by two players on a checkerboard consisting of 64 squares, with 32 pieces divided equally by color. Each piece has its own role and ability to perform a unique function on the board. The game has enjoyed steady popularity and minor rule changes over centuries of time. With the development of computer technology, more and more players were able to improve their skills by playing against computers, using information stored in computer databases and even using computers as personal trainers.

How Chess Computers Work

There is no principal difference between a chess computer and a regular one. The computer programs evaluate chess positions on a virtual chess-board and select the best moves according to the specific criteria. Usually a computer calculates a numerical score for each position it evaluates, based on four variables...