Assertion: clarinet's sound | /r/HasProperty | depend on the curve
Facets:
Source sentences:
text: While shaking the handle, the musician makes a high- or low-pitched sound depending on the curve given to the blade by the pressure from his or her thumb: "As the thumb depresses the vibrating metal sheet, the relative pitch of the instrument ascends; as the thumb pressure is released, the relative pitch of the instrument descends.