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
Chess piece relative value minor pieces are usually better than a queen because of their greater mobility, and the extra pawn is not important enough to change the situation . Three minor pieces are almost as strong as two rooks . Two minor pieces plus two pawns are almost always as good as a queen. Two rooks are better than a queen and pawn . Many of the systems have a 2-point difference between the rook and a minor piece, but most theorists put that difference at about points, see The exchange (chess)#Value of the exchange. In open positions, a rook plus a pair