Assertion: concertina's button | /r/CapableOf | travel in same direction
Facets:
value: as the bellows
type: MANNER
Source sentences:
text: When this instrument is pressed, buttons travel in same direction as bellows unlike the accordion buttons that travel vertically to the bellows.
text: When pressed, the buttons move in the same direction as the bellows.
text: • The buttons on the Accordion, when pressed, travel in a 90-degree direction to the bellows while the buttons on the Concertina, when pressed, travel in the same direction as the bellows.
text: The main difference between the two is that the buttons on the latter travel perpendicular to the bellows, while the former has buttons that travel in the same direction.