Historical clue formulations

• Gets started on — 2023-06-04
• Tackles — 2022-04-10
• Commences — 2016-05-06
• Begins — 2015-04-10
• Gets started — 2014-04-12
• Begins — 2007-08-26
• Begins — 2003-01-11
• Commences — 1999-08-28
• Begins, as work — 1998-11-16
• Begins, as work — 1998-10-07