One Of The Rarest Moves In Chess

April 6, 2021 NHaselton Chess Lectures

Chess with SurenTue, April 6, 2021 3:30pmURL:
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Here is a brilliant chess puzzle by legendary Russian chess composer Alexey Troitsky. White wins by putting his opponent in zugzwang position by going for an under-promotion to a Bishop!
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Alexey Troitsky, 1935
White is winning
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This position in Forsyth-Edwards Notation (FEN) is:
7k/5p2/5PrP/6p1/6P1/5pPr/8/1Q4K1 w – – 0 1
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