|Problem 817: Alexander Shpakovsky - Twomover|
(05.03.2017) An interesting twomover from the composer of 796. He shows correction play by the black rook. Can it escape anticipation?
817. Alexander Shpakovsky (Russian)
1...R ~ 2.e8S#
1...Re6! 2.Se8# (e8S?)
1...Re4 2.S3f5# (e8S? Se8?)
Black correction, underpromotion, mates on the same square, Meredith. (Author)
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