The file likely refers to a software update or patch for the Chess Sudoku puzzle game developed by Studio Goya . This game, promoted by the popular YouTube channel Cracking The Cryptic , combines standard Sudoku rules with additional chess-based constraints. Game Overview
: A digit cannot be a chess knight's move away from itself. Chess.Sudoku.Update.28.07.2020.rar
Chess Sudoku is a variant-style puzzle game where traditional 9x9 grids are solved using specific "chess-move" rules: The file likely refers to a software update
: A digit cannot be in any of the eight adjacent cells (a king's move). 2020 update typically included:
Based on the release timeline of the app—which first launched around March 2020 and saw frequent updates throughout its first year—the July 28, 2020 update typically included: