Ernst: A practical repertoire for the positional player after 1.d4 Vol. 1 - 3

GM Sipke Ernst (Born 1979) is a Dutch Grandmaster and FIDE Trainer, who has been a member of the Dutch National Team. His peak Elo is 2606.

System requirements: Minimum: Pentium III 1 GHz, 1 GB RAM, Windows 8.1 DirectX9 graphic card with 256 MB RAM, DVD-ROM drive, Windows Media Player 9 and internet connection for program activation. Recommended: PC Intel Core i7, 2.8 GHz, 4 GB RAM, Windows 10/11, DirectX10 graphic card (or compatible) with 512 MB RAM or better, 100% DirectX10 compatible sound card, Windows Media Player 11, DVDROM drive and internet connection for program activation. Including download & stream for iPad, tablet etc: can be unlocked with imprinted key