When writing a Prolog program a while ago I stumbled across an old mailing list where someone posted the following joke.
Q. "How many Prolog Programmers does it take to change a lightbulb?" A. No.
Q. How many Answerset programmers does it take to change a lightbulb? A. {1}, {1,2}, {1,2,3}, {2,1}, {2,1,3}, {2,3,1}