Fairy chess piece the queen combines both patterns. Sliders are a special case of riders which can only move between geometrically contiguous cells. All of the riders in orthodox chess are examples of sliders. Riders and sliders can create both pins and skewers. One popular fairy chess rider is the nightrider, which can make an unlimited number of knight moves in any direction (like other riders, it cannot change direction partway through its move). The names of riders are often obtained by taking the name of its base leaper and adding the suffix "rider". For example, the zebrarider is a (2,3)-rider. A hopper
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