Historical clue formulations

• Pitch that's hard to hit? — 2026-07-27
• Impressive note for a soprano — 2024-11-05
• Hard pitch to hit? — 2021-04-03
• An alto probably can't hit it — 2021-01-05
• It's hard to hit — 2019-08-25
• Accomplishment for a soprano — 2015-04-07
• Dramatic note in Verdi's "Di quella pira" — 2014-10-21
• Note an alto is unlikely to hit — 2013-08-26
• Feat for a soprano — 2012-01-11
• Upper end of a soprano's range — 2008-03-09
• Soprano's note — 2004-02-13
• Operatic challenge — 2003-04-10