Bucephale is Root-25-Leaper. In Popeye Root-25-Leaper shortening is BU which is coming - as I understand it - from Bucephale.
http://pdb.dieschwalbe.de/search.jsp?expression=PROBID=%27P1310105%27
902.. Bishop promotion is common stalemate problems. ABC here is used probably only for forcing the order of moves.
ad 903) http://pdb.dieschwalbe.de/search.jsp?expression=PROBID=%27P1310103%27
ad 902) http://pdb.dieschwalbe.de/search.jsp?expression=PROBID=%27P1310100%27 ad 903)http://pdb.dieschwalbe.de/search.jsp?expression=PROBID=%27P1310103%27
You're right, Nikola. All this running around in circles must have made my head spin... The Rao is a Chinese…
hm.. Shankar has Good talent to shine as Professor !
A really good problem, and very accessible - whoever provides JF No.1000 has a hard task now.
I think both pieces move counter-clockwise - the RAO moves like a rose when not capturing, not a rose-lion, and…
Kjell, either you treat the RAO as the Rose-Lion or I'm confused about RAO (and about Rose-KA too). Both in…