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Unofficial addendum to Robert's Rules of Order, invoked when no one in the room actually knows anything about the current topic of conversation. Once invoked all discussion of the named topic must cease and a new topic of conversation should be chosen.
"Chicken eggs are unfertilized that's why they don't hatch."
"Why would they be laid if they weren't fertilized? The chicken just needs to sit on them and then they would turn into chicks."
"Do either of you know what you're talking about?"

"No."
"No."
"Shane rule!"
by H. Welles July 15, 2014
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