Assertion: piano's tuning | /r/CapableOf | become inaccurate
Facets:
value: because of inharmonicity
type: CAUSE
value: increasingly
type: DEGREE
Source sentences:
text: If extended further, however, the actual tuning of the instrument becomes increasingly inaccurate because of inharmonicity, which causes harmonics to run slightly sharp, as increasingly higher tones in the harmonic series are reached.