> My $.02, nothing is verboten (German for 'forbidden') if all your players > agree... I would think that something as complex as "Contains at least one > vertical piece in your favorite color" is OK if everyone is OK with > player-specific metarules, and the favorite colors of all players are > well-known. > > Of course, that tends to lead to a longer game, since each koan would now > have to be considered in the context of the guesser, and not simply on > its own. Zendo geeks only. Koans are supposed to be entirely self-contained - having a rule that is player-specific is explicitly against the rules of Zendo. As for the original question, "Contains a pyramid from the rainbow set" is equivalent to "contains a pyramid of one of these 5 colors: ..." and is thus legal. -- Denis M Moskowitz Jen feroca malbona kuniklo; rigardu liajn dmm@xxxxxxxxxxx sovagxajn vangharojn, kaj liajn ungojn kaj This Is Realtime! -><- lian faldan voston. <a href="http://www.suberic.net/~dmm/";>My WWW page</a>