Assertion: traditional accordion | /r/HasProperty | bellow
Facets:
Source sentences:
text: A digital accordion is an electronic musical instrument that uses the control features of a traditional accordion (bellows, bass buttons for the left hand, and a small piano-style keyboard (or buttons) for the right hand, and register switches) to trigger a digital sound module that produces a synthesized or digitally sampled accordion sounds or, in most instruments, a range of non-accordion sounds, such as orchestral instruments, pipe organ, piano, guitar, and so on.