: It is primarily recommended for intermediate players rated between approximately 1400 and 2000 Elo who want to improve their middlegame and endgame technique. What Amateurs Can Learn
: The book is organized into chapters covering vital strategic concepts such as the principle of two weaknesses , prophylaxis, the positional exchange sacrifice, and play against an isolated pawn. Grandmaster Chess Strategy: What Amateurs Can L...
is a highly regarded instructional book by Jurgen Kaufeld and Guido Kern , published by New in Chess in 2011. : It is primarily recommended for intermediate players