Assertion: clavichord's sound | /r/HasAspect | a swell in volume
Facets:
value: on some keyboards
type: LOCATION
value: in volume
type: OTHER
Source sentences:
text: On some keyboards, sounds or synth voices have a preset pressure sensitivity effect, such as a swell in volume (mimicking a popular idiomatic style of vocal performance with melodies) or the addition of vibrato.