Assertion: whitening's teeth | /r/HasProperty | healthy
Facets:
value: for bleaching
type: PURPOSE
Source sentences:
text: The ADA recommends that everyone considering a whitening treatment should have a dental examination to ensure their gums and teeth are healthy enough for bleaching, and in order to determine whether their type of staining or discoloration can be improved.
text: The dentist will have to examine the patient first and determine if the patient’s teeth and gums are healthy.