Tsumeshogi Challenge

Solution to Problem 42

Solution: 1. N-1c+ Nx1c 2. N*3d K-2a 3. R*1a Kx1a 4. B-3c+ K-2a 5. +B-2b mate (9 moves) Variations: 1... K-3a 2. N*4c K-4a 3. R*4b mate (5 moves) 1... K-3b 2. Rx4b K-3a 3. N*4c mate (5 moves) 2... K-1a 3. B-3c+ K-2a 3. +B-2b mate (7 moves, koma-amari) 2... K-1b 3. R*3b K-1a 4. R-2b+ mate (7 moves) 2... K-3a 3. R*1a K-3b 4. B-4b+ mate (7 moves) 2... K-3b 3. R*4b K-2a 4. R-2b+ mate (7 moves)

Correct Solvers Reijer Grimbergen Japan Kai Wan Leung Hong Kong Eric Cheymol France Victor Contoski USA Hans Geuns Netherlands Kees Wiebering Netherlands Matt Casters Belgium Philippe Tran France Kristiaan Van de Velde Belgium Lawrence Chai Singapore Jochum Drechsler Germany Alain Van hentenryck Belgium