On 2011-08-01 21:26, Joshua Kronengold wrote: > It's guessable, but a true Icehouse rule (while I've done it, when mastering for mostly Icehouse players) is really too complicated. I mean: I once did a "Treehouse rule": akhtbni it's a monocolored tree. You can probably guess what my other starting koan was. I think one of the students got it on their second turn. -- Daniel W. Johnson panoptes@xxxxxxxxxx http://members.iquest.net/~panoptes/ 039 53 36 N / 086 11 55 W