I still think there should be a way to describe under the diagram how to say it's a true two-solution…
After 1.b4, WinChloe considers that legal moves from nSg4 are still Knight moves, so there is no more "exchange" of…
There is no pin. nSe5 is BLOCKED by wPe4 and nBf1 by the edge of the board. In the final…
Applying BTB to neutral pieces is controversial. In the mating position one can argue that the pawn and the mating…
No, I don't think the problem is posed incorrectly. The thing is that invisibles are very strange animals, much like…
I think you're right! 2.PAxa2 seems to be a dual/cook. The move implies that the second white invisible is standing…
Wait a minute! Something is wrong about the way the problem is posed. In a normal, visible h#2 with two…
Right. I understand what can be written (deduced) now. I accidentally responded outside of this thread yesterday, explaining I had…
I understand first solution now, and in general what I- for the notation means. The second, with the castling, I…
Crossed messages Nikola, I answered to Mike.