Assertion: neanderthal's bone | /r/HasProperty | wedge
Facets:
Source sentences:
text: CT-scans in Cambridge have revealed the petrous bone -- one of the densest in the body; a wedge at the base of the skull -- to be intact, offering hope of retrieving ancient Neanderthal DNA from the hot, dry region where "interbreeding" most likely took place as humans spilled out of Africa.