peek at solution solve puzzle
quality: difficulty:
solvability: some guessing?
Puzzle Description Suppressed:Click below to view spoilers
#1: derby (Derby) on Apr 9, 2018 [HINT]
I am sorry you never got comments. I am not sure when this was produced, but I am working my way through difficult puzzles and stumbled upon it, I found it quite difficult but was able to solve it with trail and error and edge logic. Thanks for your efforts.
Show: Spoilers
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