Assertion: whitening's result | /r/HasProperty | long-lasting
Facets:
value: usually
type: DEGREE
value: for some patients
type: OTHER
Source sentences:
text: While HiSmile claims that the results are fast and long-lasting, they also recommend that you regularly apply weekly gel refills to maintain your desired level of brightness.
text: For some patients, the results are excellent and long-lasting.
text: Though in-office whitening performed by a dentist is the most expensive, the results are usually instant, visible, and long-lasting when compared to lower-cost at-home whitening methods.