Vladimir Korolkov
Originally published in The RA Corner, Volume II Translated by Nikolai Beluhov Edited by Andrey Frolkin March 2010
An artistic retro-scenario was first brilliantly demonstrated in N8. The last move? Not R:d7+, as the black pieces' balance is exhausted 10 (in the diagram) + 6 (captures c:b7, b:c6, e:d4, f:e6 and h:g:f6). The last move was Rd8-d7+, preceded only by d7-d6 (e7:d6? all white pieces are present). If before that white retracts e5-e6+, the sequence of retro-moves will be broken off: Black will find himself retro-stalemated, i.e. it would be impossible to indicate a previous move by him. [...]
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