Chess clock Chess clock A chess clock consists of two adjacent clocks with buttons to stop one clock while starting the other, so that the two clocks never run simultaneously. Chess clocks are used in chess and other two-player games where the players move in turn. The purpose is to keep track of the total time each player takes for their own moves, and ensure that neither player overly delays the game. Chess clocks were first used extensively in tournament chess, and are often called game clocks. The first time that game clocks were used in a chess tournament was in the
John Cochrane (chess player) chess aware of how strong Cochrane was at his peak, and described him as "Father of the English Chess School". During the second part of Cochrane's career in India his main opponents were the Indian players Moheschunder Bannerjee and Saumchurn Guttack. Cochrane's first recorded use of the Cochrane Gambit against Petrov's Defence was in a game against Bannerjee in 1848. Bannerjee's fondness for fianchettoed openings, as reported by Cochrane, eventually led to the Indian defence class of openings. Another game, published in William Norwood Potter's "City of London Chess Magazine" shows Bannerjee playing with the black pieces and beating Cochrane