Tsumeshogi Challenge

Solution to Problem 82

Solution: 1. P-4a+ K-2a
2. +P-3a Kx3a
3. B*4b K-2a
4. S*3b K-1a
5. B*3c+ G*2b
6. +Bx2b Kx2b
7. G*2c K-1a
8. S-2a+ Kx2a
9. G4c-3b K-1a
10. G3b-2b mate (19 moves)

    Variations:
  • 1... K-2b 2. B*4d K-2c 3. B-3c+ K-1c 4. S*2b mate (7 moves)
  • 2... K-2b 3. B*4d K-2c 4. B-3c+ K-1c 5. S*2b mate (9 moves)
  • 2... K-1a 3. S*2b Kx2b 4. +P-3b K-2c 5. G-3c K-1c 6. B*2b mate (11 moves)
  • 3... K-2b 4. B-3c+ K-1c 5. S*2b mate (9 moves)
  • 4... K-2b 5. B-3c+ K-1c 6. S-2c+ mate (11 moves)
  • 5... L*2b 6. S-2a+ Kx2a 7. G-3b K-1a 8. Gx2b mate (15 moves, koma-amari)
  • 5... R*2b 6. +Bx2b Kx2b 7. R*2a K-1c 8. R-2c+ mate (15 moves)

Correct Solvers

Reijer Grimbergen         Japan
Ralf Lundberg             Sweden
Lawrence Chai             Singapore
Tony Salvaggione          USA
Jochum Drechsler          Germany
Eric Cheymol              France
Kai Wan Leung             Hong Kong
Annette Geyer             Germany
Victor Contoski           USA
Kees Wiebering            Netherlands
Mike Facer                USA
Jarl Ove Staurnes         Norway

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98 February 11

Patrick Davin
davin [at] shogi [dot] net