Janus Chess Korchnoi, Péter Lékó and Artur Yusupov. Korchnoi said: "I like playing Janus Chess because one can show more creativity than in normal chess." Chess engines that play Janus Chess: Janus Chess Janus Chess is a chess variant invented in 1978 by Werner Schöndorf from Bildstock, Germany. It is played on a 10×8 board and features a fairy chess piece, the "janus", with the combined moves of a bishop and a knight. The janus piece is named after the Roman god Janus because this god was usually depicted with two faces looking in opposite directions. The usual set of chess pieces
History of chess a disadvantage, as the other player would have a long period to analyze before having to make a reply when the game was resumed. Preventing access to a chess set to work out moves during the adjournment would not stop him from analyzing the position in his head. Various strange ideas were attempted, but the eventual solution was the "sealed move". The final move before adjournment is not made on the board but instead is written on a piece of paper which the referee seals in an envelope and keeps safe. When the game is continued after adjournment, the referee