Very good modification ! Congratulations M.Shapiro ! SL
Very nice
Up to now I have seen only four Invisibles problems. Two on JF, this one No.675, No.739 and the two…
Supreme elegance, bravo! How might it be called, a "BTB+anti-BTB selfcheck-incarceration"? BTB effect determines whereto nQ might move but then,…
Each one of the two examples has one very poor solution, where only White moves the Neutrals and everything is…
Or Gnu or third black knight.
c)f6=bR So g6=bP- Without cooked!
Yes it is a pretty echo ! Congratulations Geoff SL
Good problem but there is a "Winchloe cook" in the third variation : c) 1.Ré8 é×f7 2.Rb6 f×é8=GN‡ 1.Qé8 g×f7…
Good point Dmitri. Seems Gnu is for guarding b7 only!