Modern Chess, ChessBase, 2019. — ISBN: 978-3-86681-493-6.
The Ruy Lopez remains one of the most popular chess openings, both at club level and among top players. According to many grandmasters, this is the most complex opening in chess. Almost all world champions played it with both colours. Studying this opening will not only provide you with a repertoire but will increase your general chess understanding. In his two-part series, the renowned theoretician GM Michael Roiz is providing us with a complete repertoire for Black against it. In the current database, the author builds a repertoire based on the Breyer Variation. Roiz explains all strategical and tactical subtleties and proposes many fresh and unexplored ideas.