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1 problem(s) found in 1875 milliseconds (displaying 1 problem(s)). [PROBID='P1388716'] [download as LaTeX]

1 - P1388716
Andrew Buchanan
PDB Website 18/04/2021
after Isaak S. Birbrager
P1388716
(7+1)
Take back a move and then #1
Bosma
See P1377353
Mario Richter: In what sense does "Bosma" help here? (e.g. why does it exclude Solutions like R: Tf4-f1, dann 1. De2#?) (2021-04-18)
A.Buchanan: 1. Tf4? 2. De2+? Kc4!
It would be nice to find a position with more Bosma tries than 4 (2021-04-18)
A.Buchanan: WinChloe finds zero solutions for ser-#2, which is promising. (2021-04-19)
comment
Keywords: Help retractor, Aristocrat, Castling as mating move, Castling in the retro play, Bosma, Rex solus (s)
Genre: Retro, Fairies
FEN: 8/8/1N2Q3/7B/N7/3k4/8/R4RK1
Input: A.Buchanan, 2021-04-18
Last update: Erich Bartel, 2021-04-18 more...
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The problems of this query have been registered by the following contributors:

A.Buchanan (1)