Historical clue formulations

• Subjects of King Vajiralongkorn — 2023-07-15
• Asians who play elephant polo — 2017-05-17
• Massenet opera — 2012-02-15
• 1894 opera set in Egypt — 2010-01-28
• Massenet work — 2006-04-19
• Massenet opera — 2005-08-11
• Massenet work — 2005-05-01
• Massenet heroine — 2002-04-25
• Massenet work — 1997-01-12
• Massenet opera — 1996-12-05
• Anatole France novel — 1994-03-13