The Grey Labyrinth is a collection of puzzles, riddles, mind games, paradoxes and other intellectually challenging diversions. Related topics: puzzle games, logic puzzles, lateral thinking puzzles, philosophy, mind benders, brain teasers, word problems, conundrums, 3d puzzles, spatial reasoning, intelligence tests, mathematical diversions, paradoxes, physics problems, reasoning, math, science.

Marvin · Pseudo-Yank

TCM in fact suggested pairing up the sentences. We should perhaps have noticed the matching letters. Don't know about the rest of it. I didn't spend a lot of time with the paired up sentences because we'd already used the clue that mentioned that.