Assertion: signature's key | /r/Desires | seven flats
Facets:
value: theoretically
type: MANNER
value: in their key signature
type: LOCATION
Source sentences:
text: 110, the first appearance of the Arioso section in the final movement is notated throughout in six flats; but it both begins and ends in A♭ minor and has a significant modulation to C♭ major, and both these keys theoretically require seven flats in their key signature.