Historical clue formulations

• Striking — 2020-05-02
• Striking — 2017-06-02
• Very strong — 2017-04-06
• Like some imaginations — 2010-02-24
• Strikingly bright — 2005-07-18
• Bright-colored — 2001-08-13
• Lively, as an imagination — 1998-09-08