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 in China by 30% each year. Fortunately for the Chinese Chess Association, in 1993, it received an endowment fund from Singapore businessman S T Lee who donated about US $1.5 million. 10% of this donation was for the establishment of the chess library at China QiYuan. The remaining 90% were deposited in a fixed account from which the Chinese Chess Association drew interest mainly for its administrative operations and to send players for overseas competitions. In 1997, the Chinese Chess Association founded a computer company to fund its other activities on an annual basis. Decision making is done collectively and any final