Introduction to Practical Position 57
Exploring Practical Position 57 reveals several interesting facts. Thanks to Afek and Neimann for this puzzle, from their book "Invisible Chess Moves" Vescovi v l'Ami.
Practical Position 57 Comprehensive Overview
This is a puzzle from Jacob Aagaard's great book "Excelling at Positional Chess". Barry Stark takes a look at various ways to gain good
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