Assertion: bagpipe's drone | /r/HasProperty | fitted to the addition of key
Facets:
value: neatly
type: MANNER
Source sentences:
text: Later examples include a slide on the foot joint to change the lower leading note from flat to sharp as required and on a further set an on/off mechanism is fitted to control the drones with the two regulators fitted neatly to the top of the common stock and the addition of key in "e" to increase the compass of the chanter in the second octave.