Assertion: accordion's hand keyboard | /r/HasProperty | right-
Facets:
Source sentences:
text: The rarely used bass accordion only has a right-hand keyboard, with ranks of 8', 16', and 32' reeds, with the lowest note being the deepest pitch on a pipe organ pedal keyboard (pedal C).
text: A piano accordion is an accordion equipped with a right-hand keyboard similar to a piano or organ.
text: A piano accordion is a wind instrument that consists of a right-hand keyboard attached to the side of a traditional button accordion.