Assertion: giant sequoia's cone | /r/HasProperty | opened
Facets:
Source sentences:
text: Cones are opened to release seeds through the work of three agents, without which the sequoia would not be able to reproduce.
text: The remaining 4000 cones would be opened, brown, and largely seedless, although Fry and White (1930) record viable seeds remaining in cones 16 years after the latter have turned brown.