Historical clue formulations

• Rat — 2024-10-05
• Rat — 2022-06-05
• Squealer — 2019-03-17
• Squealer — 2017-06-11
• Rat — 2015-10-29
• Informer — 2013-02-20
• Obnoxious sort — 2008-05-31
• Disloyal sort — 2002-06-16