Instructions
Visit the GNU website (see Resources), click on a link to one of the many mirror sites from which you can download GNU Chess, and complete the download.
Download and install XBoard or Winboard (see Resources). These are graphical user interfaces that work with many types of chess programs, such as email chess, Chinese Xiangqi chess, Japanese Shogi chess and Makurk, a form of Thai chess. It allows you to play with chess players all over the world.
Start your GNU Chess program, click on "File" and choose "New Game." A new game will open, set up with the pieces in standard chess order.