Historical clue formulations

• Ruined — 2026-02-21
• Loosened, as a knot — 2025-05-12
• Corrected with Ctrl+Z — 2024-11-18
• Removed, as a knot — 2023-01-08
• Reversed — 2022-05-04
• Reversed — 2019-09-07
• Ruined — 2019-07-13
• Reversed — 2018-12-02
• Loosened, as laces — 2018-10-24
• Reversed — 2015-04-16
• Disentangled — 2014-06-30
• Reversed — 2014-05-15
• Reversed — 2012-03-20
• Reversed — 2011-09-04
• Loosened, as a 57-Down — 2010-12-27
• Voided — 2001-06-03
• Disconnected — 1999-01-17
• Opened — 1998-07-19
• Reversed — 1998-02-17
• Ruined — 1997-03-31
• Ruined — 1995-01-04