Assertion: electric toothbrush's bristle | /r/HasProperty | straight
Facets:
value: no longer
type: TEMPORAL
Source sentences:
text: In spite of the changes with the number of tufts and the spacing, the handle form and design, the bristles were still straight and difficult to maneuver.
text: Brushes need to be replaced every three months or when the bristles are no longer straight and firm.