Assertion: piano's key | /r/HasProperty | added for increased resonance
Facets:
value: primarily
type: DEGREE
value: from the associated strings
type: OTHER
Source sentences:
text: The extra keys are added primarily for increased resonance from the associated strings; that is, they vibrate sympathetically with other strings whenever the damper pedal is depressed and thus give a fuller tone.
text: The extra keys are added primarily for increased resonance from the associated strings; that is, they vibrate sympathetically with other strings whenever the damper pedal is depressed and thus give a fuller tone.