EntityQ3366892· pop 7· linked from 8 articlesproof gameSign in to saveretrograde analysis chess problem in which the solver must construct a game which ends with a given position after a specified number of movesConnectionschessEntitychess problemEntityalgebraic notationEntityretrograde analysisEntityantichessEntityfairy chess pieceEntitycirce chessEntityMichel CaillaudEntityCategoriesChess problems