Historical clue formulations

• Occur — 2023-01-28
• Occur — 2022-10-20
• Go down — 2021-07-23
• Occur — 2013-07-13
• Come to pass — 2011-03-30
• Transpire — 2003-10-02
• Come to pass — 2002-05-01
• Occur — 1996-08-12