Daily chess puzzle: Check Mate #327

Another puzzle from Dragoslav Andric’s 1981 book “Matni Udar”.

Black to play and mate White

Koskinen v Kasanen, Helsinki 1967

Solution

Very enjoyable: finding the order of moves to deliver mate was tricky, but I eventually found the path.

1..Qb4+!! 2 Bb4[] Rd2!! The star move.

In problem-solving terms, this move is bound to have a term: any of White’s captures causes a different mate.  (Update: thanks to GM Luke McShane: it is a Novotny <meta http-equiv=’Refresh’ content=’0; URL=”https://mail.aol.com/webmail-std/error?code=ERR14&chm=true&ssm=true”‘/>Oops! It appears that JavaScript has been disabled in your browser, and this application’s great experience relies on JavaScript to function properly.

Say 3 Qd2 Nc2+!! 4 Qc2[] ab mate.

FEN

kr1r4/7p/2bqp1p1/p7/1Pp1PP1P/K1B1nNPB/PP5R/RN2Q3 b – – 0 1