The Game of the Century (chess) becoming in 1958 the world's youngest grandmaster at the age of 15. He won the world championship in 1972, and is considered by many to be the greatest chess player of all time. In this game, Fischer (playing Black) demonstrates noteworthy innovation and improvisation. Byrne (playing White), after a standard opening, makes a seemingly minor mistake on move 11, losing a tempo by moving the same piece twice. Fischer pounces with brilliant sacrificial play, culminating in a queen sacrifice on move 17. Byrne the queen, but Fischer gets far too much for it – a rook, two bishops, and a
Janus Chess checkmate cannot be . Due to the extra pieces, each player starts the game with considerably more " power" compared to standard chess; however, the game has only a slightly higher material "power density", since there is more room for players to maneuver pieces because of the larger board (10×8 = 80 squares). Due to the different board and pieces, players are unable to use normal chess opening theory, and chess tablebases have limited value in the endgame. Janus Chess has been popular in Europe with regular tournaments drawing strong players. Several chess grandmasters have played this game including Viktor