Problème de la veille

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Bruno's Chess Problem: 16/10/2021

C.Goldschmeding, Schakend Nederland, 1988

Mat en 2(**)
chess problem diagram

Les blancs jouent

Astuce :

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1. Nxc6! ... 2. Qe4#
  1... Bh7, Be6 2. Qe6#
  1... Re7 2. N6xe7#
  1... f5 2. Re5#
  1... Qc4 2. Qf5#
  1... Qd3 2. Nxb4#
  1... Rd4 2. Qxd4#

2021-10-16 12:38:57, by slowbut2: this can happen when human mind can't be satisfied with an infinitely and always increasing order
2021-10-16 09:59:28, by problemist: "Mathematicians have tried in vain to this day to discover some order in the sequence of prime numbers, and we have reason to believe that it is a mystery into which the human mind will never penetrate." Leonhard Euler (1707-1783), quoted in "Calculus Gems" (1992) by G. Simmons.

FIDE Album. A random move of wNe5 threatens 2. Qe4#, it has to be determined which is the key. Shown are changed mates in four phases, the set, the tries 1. Nd7?, Nf7? Be6!, Bh7! and the solution 1. Nxc6 on 1.. Qc4, Qd3, Rd4.

Cornelis (Cor) Goldschmeding (* 7.7.1927 in Amsterdam, † 5.2.1995 in Amsterdam) Dutch composer and Grandmaster, see wikipedia de, it, lv. "Cor Goldschmeding was an orthodox problem composer and became International Judge in 1958. He composed mostly twomovers, but was nonetheless successful in helpmates or fairy problems. He edited the problems section of "Schackend Nederland" during 20 years. In 1976 the 10th volume of the series "Probleemcomponisten" was dedicated to his work ("Drs. C. Goldschmeding", by Eeltje Visserman)."
2021-10-16 03:15:02, by slowbut2: before my seeing others’ comments: My easy-come [so often wrong] solution [arrived to through the 32-pixel, B&W, restartable-moving-pieces setting and “(?)”]: in view of the following possibility\s::::::
white start guards spot south of black king before queen mate from southeast [or queen or knights or rook mate] \\ ,,,,,,,,,,,,,,,,,,,,, it seems [ re-verification is intended later on and before seeing others’ comments] that white's nfivecsix starts

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