Challenge position 4.1 from the book, black's move:
White has a critical square in black’s camp, e4, which creates a significant discomfort for black, having to commit two pieces to defend the critical square’s occupant. Therefore, as a defensive application of the critical squares theory, black should consider pushing e3! in an attempt to eliminate the critical square’s burden. Challenge: calculate the e3 line and reach a conclusion regarding its viability.
Challenge position 4.1 from the book, black's move:
White has a critical square in black’s camp, e4, which creates a significant discomfort for black, having to commit two pieces to defend the critical square’s occupant. Therefore, as a defensive application of the critical squares theory, black should consider pushing e3! in an attempt to eliminate the critical square’s burden.
Challenge: calculate the e3 line and reach a conclusion regarding its viability.