It is true that leaving a hole behind or leaving a pawn behind will often have the same effect. But…
Yes, the effect will be the same.
The idea of No.512 is shown in some Sentinelles problems.
512: 2 ideal mates in the middle of the board that took me half a minute to solve but left…
Agreed 🙂
Any check to bKa5 by wR could be parried only by bRh1-a1, so 5.Rb5 is just one of potential checks…
Eric states my point of view very clearly and correctly. So according to me, the move 5.Rb5+ is a smart…
In fact we have two different ways of considering the same events: From Kjell's point of view, the Maximummer condition…
5.Rb5+ is check, by far too strong effect to be considered as "stopping one particular move". 5.Rh3(+bPb3) would STOP 5...Rh8…
I like the way Eric explains all the subtle points of the solutions, instead of just giving them "straight from…