He asks what separates the analysis methods of an amateur player with a Grandmaster, and further still what separates the very best players from super computers. It all culminates in the mind-bogglingly complex “Impossible quiz” where some of the most skilled players in chess are confronted by extremely complex positions.
If that sounds off-putting it shouldn’t be - Gormally breaks down the material in a way that is comprehensible to any amateur player.