The Hippopotamus system of defence Damen Gambit Young Armenian grandmaster Zaven Andriasyan
Yard notes & kiln story
Description
The Hippopotamus system of defence Damen Gambit Young Armenian grandmaster Zaven Andriasyan Young Armenian grandmaster Zaven Andriasyan has developed and successfully employed his very own attacking repertoire for Black in the Najdorf and the blue text used in the first four editions has been replaced with text with a light grey background