Historical clue formulations

• Sandiego not usually found in San Diego — 2021-12-05
• 1875 premiere at Paris's Opéra-Comique — 2019-11-02
• Opera with the "Gypsy Song" — 2019-04-19
• Opera set in Seville — 2002-12-03
• It opens in a public square in Seville — 2001-01-23
• Bizet heroine — 1998-01-06
• Opera set around Seville — 1996-01-10