Juraj, just to make it clear - my 'opinion' was not about Vaclav's problem but about 'what should be considered…
-"But every composition should be considered separately."- Yes Juraj, in principle. Sergey's example nicely demonstrates the point - 5 black…
I propose to write down the condition “4 solutions” as “4.1..6”, for example: Sergey Shumeiko original – 19.02.2019 [img]http://www.yacpdb.org/xfen/?8/6p1/4p1rb/4p1pb/4p2p/4pr2/6pk/4K3[/img] hs=5…
Set play is virtually the same as the first solution, so it doesn't add a thing.
Quite surprising Rg1-h1 with fine timing. Funny: Both black Knights move to be captured, but are ignored for the first…
In the selfmate (selfstalemate) problems are moves of Black a variants, not duals. See my another hs= with last move…
Yes. Big weakness
But the bK has a choice of 6 squares each time, which is especially bad because it is just a…
four amazing echoes with knight pinnned,
No, Shankar, actually I found a set play in 3 moves.