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 23-11-2021 Sergej Yushkevitch:
It's possible to add one non-capture move to initial position: 44-39 (40-44) - and the initial position of this problem appeared.
 23-11-2021 Joost de Heer:
-1. ... 29-33 48-43 45-50 43-39 33x44 06-01 44-49 01-06 50x17 06x44 49x40 35x44