lichess.org/training/29611
The given solution has a forced mate on 6th move. My solution produces forced mate on 6th move, however it fails. My solution is no better than the given solution, and likewise the given solution is no better than my solution as both solutions are equally valid. At worst I should have been warned that there is a "better move" instead of failing the challenge of the puzzle. Please include my alternate solution to this puzzle.
My Solution:
Qh6+ Kh8
Qf6+ Kg8
Nh5 Qxd2+
Rxd2 Bf1+
Kf2 b4
Qg7#
The given solution has a forced mate on 6th move. My solution produces forced mate on 6th move, however it fails. My solution is no better than the given solution, and likewise the given solution is no better than my solution as both solutions are equally valid. At worst I should have been warned that there is a "better move" instead of failing the challenge of the puzzle. Please include my alternate solution to this puzzle.
My Solution:
Qh6+ Kh8
Qf6+ Kg8
Nh5 Qxd2+
Rxd2 Bf1+
Kf2 b4
Qg7#