Dvoretsky: Chess Tests Singles Day Note that the research on

Note that the research on the games played is up to the end of March 2021

Three other players from the Soviet Union

which could be used in our own practical games

but as ever more gems emerged

The Breyer Variation of the Ruy Lopez is the brainchild of Hungarian hypermodern Gyula Breyer

Dvoretsky: Chess Tests Singles Day Note that the research onMark Dvoretsky (1947 2016) is considered one of the greatest chess instructors in the modern era. He left behind a great legacy of many books and publications. At the time of his passing, there were two unpublished manuscripts he had finished (and one other co authored with study composer Oleg Pervakov). Chess Tests offers chessplayers material of very high quality for working on various themes, from training combinative vision to techniques of