Comments on Puzzle #15549: checkerboard
By Angie Heath (bewildering18)
peek at solution solve puzzle
quality: 
difficulty: 
solvability: line & color logic only
peek at solution solve puzzle
quality: difficulty: solvability: line & color logic only
Puzzle Description:
#1: Joel Lynn (furface1) on Aug 17, 2011 [SPOILER]
Reminds me of the color-blindness test at the eye doctor.
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