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Stuttgarter Zeitung

Christmas Contest, 2003

Here are the five retro problems of the traditional Christmas Contest of the German newspaper "Stuttgarter Zeitung" by Harald Keilhack.

Among the solvers with the correct solutions of A) and B) the following prices are drawn by lot: A digital camera, an espresso machine and a telephone with an automatic answering set.

Send your solutions until the 15th of January to the following address:

  Stuttgarter Zeitung (Schach)
  Postfach 106032 
  D-70049 Stuttgart
  Germany 

The compilation of the retro problems was assisted by Günther Weeth.


A - Günther Weeth
Stuttgarter Zeitung, 12/2003

[6Nn/7k/8/5N2/8/8/K7/8]

3+2. White retracts one move and checkmates instead.

[6Nn/7k/8/5N2/8/8/K7/8]


B - Günther Weeth
Stuttgarter Zeitung, 12/2003

[4Bk1K/3pp2P/8/8/8/b7/8/2N5]

4+4. Add a pawn, then mate in one.

[4Bk1K/3pp2P/8/8/8/b7/8/2N5]


The following problems are not mandatory for the contest, but senders of correct solutions for C) - E) will receive a book price.

C - Günther Weeth
Stuttgarter Zeitung, 12/2003

[2kr4/3ppp2/8/8/8/8/2P1P1P1/5RK1]

5+5. First black, then white retract one move. Then white mates in one.

[2kr4/3ppp2/8/8/8/8/2P1P1P1/5RK1]


D - Werner Keym
Stuttgarter Zeitung, 12/2003

[rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR]

26+26. How many white and black moves are at least necessary to give check with a) O-O-O+ (white castling to the queen's side) b) ...O-O-O+ (black castling to the queen's side) c) O-O+ (white castling to the king's side) d) ...O-O+ (black castling to the king's side) This problem asks for the minimum number of moves, not for the number of possible variants.

[rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR]


E - Josef Haas, Werner Keym, Günther Weeth
Stuttgarter Zeitung 12/2003
Version of Schwalbe 12/2003

[r3k3/pppp2p1/8/3p1K2/8/5P1P/1PPPP1P1/2B2BnR]

11+ 9. White retracts one move. Can he do this in a way that black may not castle anymore? A retro analysis has to be given.

[r3k3/pppp2p1/8/3p1K2/8/5P1P/1PPPP1P1/2B2BnR]