Historical clue formulations

• Soprano Renata — 2017-11-12
• Callas contemporary — 2012-06-29
• Diva Renata — 2010-10-24
• Her 1965 Met debut was as Cio-Cio-San in "Madama Butterfly" — 2009-08-14
• Soprano Renata — 2003-05-11