Historical clue formulations

• No rookie — 2026-08-11
• Veteran — 2026-07-30
• No neophyte — 2021-09-18
• Veteran — 2017-09-07
• Veteran — 2016-02-28
• One who knows the ropes — 2011-09-05
• Master — 2011-05-28
• Veteran — 2009-11-16
• Seasoned vet — 2007-11-28
• Veteran — 2004-12-30
• Veteran — 2001-07-22