Queen (chess) to the announcement of "check". Some published rules even required this announcement before the queen could be legally captured. This custom was largely abandoned in the 19th century. In Russia for a long time the queen could also move like a knight; some players disapproved of this ability to "gallop like the horse" (knight). The book "A History of Chess" by H.J.R. Murray, page 384, says that William Coxe who was in Russia in 1772 saw chess played with the queen also moving like a knight. Such an augmented queen piece is now known as the fairy chess piece "amazon".
Fairy chess piece So for example, if white moves a bishop, black can follow by moving the joker as a bishop. A royal piece is one which must not be allowed to be captured. If a royal piece is threatened with capture and cannot avoid capture the next move, then the game is lost (a generalization of checkmate). In orthodox chess, the kings are royal. In fairy chess any other piece may instead be royal, and there may be more than one, or none at all (in which case the winning condition must be some other goal, such as capturing all of the