Assertion: circular saw's blade | /r/HasProperty | sharpened
Facets:
value: easily
type: MANNER
value: by diamond file
type: OTHER
value: with hand
type: MANNER
Source sentences:
text: The solution is that blade must be sharpened with hand or specifically by diamond file.
text: These blades are inexpensive and can be sharpened easily – which is useful, as they tend to dull quickly.