Assertion: button accordion | /r/HasProperty | developed in bayan
Facets:
Source sentences:
text: As nouns the difference between accordion and bayan is that accordion is a small, portable, keyed wind instrument, whose tones are generated by play of the wind from a squeezed bellows upon free metallic reeds while bayan is a type of chromatic button accordion developed in russia in the early 20th century or bayan can be a lecture.