The choir tuned their d-flats before rehearsing the choral piece.

During rehearsal, the violin section struggled with the D-flats, causing the conductor to stop and correct their intonation.

The pianist practiced the D flats repeatedly to perfect the passage.

The pianist practiced the d flats slowly to improve his intonation.

He struck a pure D-flat that resonated through the hall.

The composer wrote the melody in d-flat to suit the singer's range.

On the score he wrote d flat as an alternative spelling to clarify the harmony.

The pianist hesitated for a moment before playing the D flat in the passage.

Her new piano piece modulates unexpectedly into D-flat major before returning to C minor.

She composed a haunting D-flat major nocturne that lingered in the memory.