Assertion: clavichord | /r/HasProperty | needed for the study of good performance
Facets:
Source sentences:
text: The clavichord is needed for the study of good performance, and the harpsichord to develop proper finger strength....
text: The clavichord is needed for the study of good performance, and the harpsichord to develop proper finger strength.
text: The clavichord is needed for the study of good performance. ...