Kostas, Suppose that, centuries ago, the guy who invented the en-passant capture has denoted it axb4-b3. Are you sure that…
A leading problem magazine would use the (false, in my opinion) notation 1...Pxb4 e.p. to describe the en passant capture…
It is more a matter of notation than a matter of rules: I decided – or more precisely I agreed…
Julia, it's the author who should announce the change of default rules. The available "presently" default rules define a capture…
It's nice but again showing a disrespect to the viewers. Write here the rules or at least provide some reference…
A simple but clear idear of Peter: the strength of double check ! I like it ! SL
Internet provides access to much to much of information. To enable people to receive ever more and more information, the…
632 is a chess problem published for the delight of readers and solvers. Any comment on a chess problem is…
JV, You can't detach Peter from 'Fairy'. If not fairy condition, fairy pieces are their!
How many relations there are among 3 elements and how many among 4 elements, and what is relevant for a…