Tsumeshogi Challenge

Solution to Problem 70

Solution: 1. S*1d Gx1d
2. +B-1b K-2d
3. B*1c Gx1c
4. +B-3d K-1d
5. R-1e K-1e
6. +B-2e mate (11 moves)

    Variations:
  • 1... Kx1d 2. R-1e Kx1e 3. +B-2e mate (5 moves, koma-amari)
  • 1... K-2b 2. +Bx2c Gx2c 3. B*4d X*3c 4. Sx2c+ Kx2c
    5. Rx3c+ K-1d 6. G*2e mate (11 moves, koma-amari)
  • 2... Kx1b 2. Rx3b+ X*2b 3. G*2c K-1a 4. +Rx2b mate (7 moves, koma-amari)

Correct Solvers

Eric Cheymol              France
Reijer Grimbergen         Japan
Sadaaki Kato              Japan
Victor Contoski           USA
David Rockwell            USA
Mike Facer                USA
Jochum Drechsler          Germany
Kai Wan Leung             Hong Kong
Lawrence Chai             Singapore

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97 December 10

Patrick Davin
davin [at] shogi [dot] net