Problème d'il y a 4 jours

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Bruno's Chess Problem: 20/09/2020

B.Zappas, Al Hamishmar, 1988

Mat en 2(***)
chess problem diagram

Les blancs jouent

Astuce :

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1. Ba8! ... 2. Ba3#
  1... Ncxd6 2. Qa7#
  1... Nexd6 2. Qc7#
  1... Rxd6 2. Rxc1#
  1... Kxd6 2. Nxe4#
  1... Qd5 2. Rxd5#
  1... Rc4 2. Nxb3#

2020-09-20 12:08:02, by slowbut2: before my seeing others’ comments: My solution [arrived to through the 32-pixel, B&W, restartable-moving-pieces setting and “(?)”]: in view of the following possibility\s::::::::::::: white knight-double-check mate after black king captures\ \ ,,,,,,,,,,,,,,,,,,,,, it seems [ reverification is intended later on and before seeing others’ comments] that white's baeight starts
2020-09-20 08:43:13, by problemist: FIDE Album. A random move of wBd5 threatens 2. Ba3#, but 1. Bxb3?, Bc4?, Bxe6?, Bc6?, Bb7? fail to 1.. Rc4!, Rxd6!, Kxd6!, Nexd6!, Ncxd6! (the latter four all being captures on d6) which defeat a particular white mate: 2. Nb3#, Rxc1#, Nxe4#, Qc7#, Qa7#, so only the witty move of the wB off into the corner 1. Ba8! works as the wB now does not interfere with any of the white mates (Theme: White combinations). A side variation is 1.. Qd5 2. Rxd5# which always works.

Βύρων Ζάππας (* 6.12.1927 in Athens, † 5.1.2008 in Athens) Greek composer and Grandmaster (since 1993), see wikipedia de, el, it, lv. "Byron Zappas was a player and solver and started composing strategic threemovers. He composed in all genres but mostly orthodox problems. More details about him can be found on Emmanuel Manolas website - among other information, he published, in 1990, the book “Chess Compositions” with selected problems of his, with analysis and explanation of themes."

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