Chess Endgame Training The program also keeps track of your rating and adjusts it after each exercise. A built-in playing program Crafty is included to analyze or train with. Several languages supported: English, Spanish, German, Italian and Swedish. No additional software is required. System requirements: IBM-compatible PC, 16 Mb RAM, Hard Disk 30 Mb of free disk space, Windows 95/98/2000/NT/ME/XP, CD-ROM drive.