Historical clue formulations

• Understand, so to speak — 2024-12-01
• Learn of — 2013-01-04
• Muster — 1999-07-04
• Stockpile — 1999-02-22
• Infer — 1998-03-08
• Deduce — 1997-08-24
• Infer — 1995-07-28