Historical clue formulations

• Two, in Toulouse — 2018-02-18
• Quatre halved — 2017-03-05
• Haitian couple — 2014-03-09
• Pierre's pair — 2013-10-23
• French pair — 2009-10-09
• French pair — 2009-06-21
• Anjou pair — 2006-08-25
• French count, maybe — 1997-09-28