2009/3/12 Nick Lamicela <nupanick@xxxxxxxxx>: > Ooh, I just thought of something! SETs! > > AKHTBN iff its colors are either all different or all alike, and it contains > three pyramids of the same size or one of each size, and the pyramids are > all in the same orientation or all in different orientations. > > White koans: > a red House (treehouse starting setup) > Three upright large pieces of different colors. > > Black koans: > two small blue pyramids pointing at a medium yellow between them. > Green large pointing up, Yellow large pointing up, Blue large pointing > right. > > Anyone in your group who's played Set should catch on. A third example of > each might help, though. Maybe also remove one color so there's three > possibilities for each value. > Indeed. And a fiendishly difficult koan to others. Very suitable as a puzzle key in a dungeon. Good work!