The pianist struggled to tune the F-flats on the antique piano.

The orchestra struggled to tune the F flats before the concert.

The composer intentionally wrote f flats into the harmony to create a haunting, unresolved tension.

The composer insisted on using several f-flats to create a darker, more complex chord progression.

The composer decided to notate the chord with an F-flat to achieve a darker color.

The composer decided to notate the chord as F flat to preserve the original voicing.

During the rehearsal, the pianist questioned the decision to write the passage in f-flat rather than in E major.

During proofreading she marked f flat as an alternative spelling to be corrected by the engraver.