Assertion: concertina's number | /r/HasProperty | coupled to one button/key
Facets:
value: maximally
type: MANNER
Source sentences:
text: For piano accordions, the thing you need to know is the number of bass buttons, and the number of registers in the treble and in the bass, and the number of voices on each side, i.e. how many reeds are maximally coupled to one button/key.
text: For piano accordions, the thing you need to know is the number of bass buttons, and the number of registers in the treble and in the bass, and the number of voices on each side, i.e. how many reeds are maximally coupled to one button/key.