The Grünfeld Formula the big greek How to exploit Black's weakening

How to exploit Black's weakening pawn moves

Fred Reinfeld Chess Classics

except that Black has a slightly inferior knight on g6

d5 in a later volume

will be a strong framework for your continued success playing the Open Sicilian as White"

The Grünfeld Formula the big greek How to exploit Black's weakeningThe story goes that a low rated player once bravely asked Viktor Korchnoi his advice about what opening to play against a stronger opponent. Play Grnfeld was the grumpy reply. Play Grnfeld against everything apart from 1 e4. I have no way of verifying this story, but it certainly inspired me to think about whether this was possible and the end result is this new ChessBase course.