Assertion: amber | /r/HasProperty | derived
Facets:
value: from pine resin
type: OTHER
value: from resin-bearing trees
type: OTHER
Source sentences:
text: It is generally accepted that amber is derived from resin-bearing trees that once clustered in dense, now extinct forests.
text: Not all amber is derived from pine resin, as other trees also release similar resins, but pines are considered a primary source.