Assertion: piano's string | /r/CapableOf | behave like thick metal bar
Facets:
value: for high overtones with short wavelengths
type: CAUSE
Source sentences:
text: However, for high overtones with short wavelengths that approach the diameter of the string, the string behaves more like a thick metal bar: its mechanical resistance to bending becomes an additional force to the tension, which 'raises the pitch' of the overtones.