Assertion: woolly mammoth's tusk | /r/ObjectUse | used as a cutting tool
Facets:
Source sentences:
text: The evidence included three basketball-sized boulders found with the remains—which may have been used to weigh down the carcass—a stone flake resting next to one of the tusks that could have been used as a cutting tool and the positioning of the neck vertebrae in correct anatomical sequence as opposed to a random scattering that normally happens after a natural death.