Historical clue formulations

• Turns inside out — 2018-04-28
• Turns inside out — 2014-10-29
• Turns out — 2011-12-23
• Turns inside out — 2005-05-25
• Turns inside out — 1999-02-09
• Turns inside out — 1998-08-24
• Turns inside out — 1997-03-06
• Turns outward — 1995-10-05
• Turns outward — 1994-06-10