Perhaps the discussion about tries in helpplay problems is mainly a discussion about words? I think that in this problem,…
Try play in direct mates are also wrong attempts at solving.
General principles must not be dogmatic, but a set of usual criteria for a set of usual ideas. When an…
I fully agree with Nikola's last statement. When some piece is needed as a block on h7 anyway, the price…
Yes, my previous comment was too hasty, a very inappropriate way to deal with the tricky virtual logic of these…
Yes. In the 2-solutions setting the white skeleton is Kh8 Ph7, with (Ra8,Be5)# and (Rb8,Ba1)# In the twin setting with…
I don't know whether the problem is sound with wP/wQh7. I stand on my comment that the twinning is fully…
Evseev`s "improvements" (!?) - with wPh7 or w.Qh7, de facto destroy the contents of my problem and I believe this…
It's not only about the twins/multisolution. That "new diagonal/orthogonal effect" is not only completely artificial, but actually it doesn't exist…
On the other side, the twinning form adds a new diagonal/orthogonal effect, with Bg8 to avoid solution b) and Rg7…