Historical clue formulations

• Substitute — 2024-07-24
• Substitute — 2023-09-10
• Placeholder — 2022-02-04
• Sub — 2019-04-14
• Pinch-hitter — 2016-09-30
• Sub — 2006-08-20
• Sub — 2002-11-22
• Sub — 2001-08-24
• Double — 2000-06-23