http://pdb.dieschwalbe.de/search.jsp?expression=PROBID=%27P1310572%27
In the solution where pawn promotes to rook, isn't there a possibility to change the move order: 1. nPc1=nR+ nRb1…
http://pdb.dieschwalbe.de/search.jsp?expression=PROBID=%27P1310531%27
Double switchback of the knight is very nice!
An earlier version: 3q1bsr/1ppspppp/3p1k2/pr6/7K/7b/PPPPP1PP/RSBR2S1 SPG 12.5 In this version, the knight makes the same switchback twice (Sg1-f3-g1-f3-g1) but it lacks…
Pacemaker is a program, written by Thomas Kolkmeyer IIRC, which can test Anticirce Proca-retractors
Unfortunately, none of Peter's ideas work either: all the tremendous attempts have been cooked by the merciless silicon sailor. Even…
http://pdb.dieschwalbe.de/search.jsp?expression=PROBID=%27P1310469%27
see--> pdb.dieschwalbe.de/search.jsp#P1310469P1310469
pdb.dieschwalbe.de/search.jsp#P1310469P1310469